Fibonacci Study — Mathematical CharmA study in color.
Start with the whole. Fall for the details.
Cyan
Lightness
One color.
More possibilities.
RGB 83, 211, 232 · HSL 188.5°, 76.4%, 61.8%. Explore lighter and darker expressions without changing the original palette.
01 Shades & tints
QRCO’s HSL lightness steps, from 10% to 90%. Tap a swatch to preview it.
02 Color variants
The editor’s existing lightness offsets around #53D3E8.
Every shade.
A new perspective.
#53D3E811.85:1 · AAA03 Profile & contrast
- CIELAB · D65
- 78.6, -28.7, -20.8
- Relative luminance
- 0.5425
- HSL saturation
- 76.4%
- HSL lightness
- 61.8%
Aa On white · 1.77:1 · Below AA
Aa On black · 11.85:1 · AAA
Normal text: AA requires 4.5:1, AAA 7:1. Large text: AA requires 3:1, AAA 4.5:1. Ratings apply to the measured pair.
Strongest partner in this palette: #297CAC at 2.59:1.
Cyan
Lightness
One color.
More possibilities.
RGB 25, 156, 175 · HSL 187.6°, 75%, 39.2%. Explore lighter and darker expressions without changing the original palette.
01 Shades & tints
QRCO’s HSL lightness steps, from 10% to 90%. Tap a swatch to preview it.
02 Color variants
The editor’s existing lightness offsets around #199CAF.
Every shade.
A new perspective.
#199CAF6.42:1 · AA03 Profile & contrast
- CIELAB · D65
- 59, -26, -19.3
- Relative luminance
- 0.2708
- HSL saturation
- 75%
- HSL lightness
- 39.2%
Aa On white · 3.27:1 · Below AA
Aa On black · 6.42:1 · AA
Normal text: AA requires 4.5:1, AAA 7:1. Large text: AA requires 3:1, AAA 4.5:1. Ratings apply to the measured pair.
Strongest partner in this palette: #53D3E8 at 1.85:1.
Cyan
Lightness
One color.
More possibilities.
RGB 48, 157, 183 · HSL 191.6°, 58.4%, 45.3%. Explore lighter and darker expressions without changing the original palette.
01 Shades & tints
QRCO’s HSL lightness steps, from 10% to 90%. Tap a swatch to preview it.
02 Color variants
The editor’s existing lightness offsets around #309DB7.
Every shade.
A new perspective.
#309DB76.63:1 · AA03 Profile & contrast
- CIELAB · D65
- 60, -21.6, -22.3
- Relative luminance
- 0.2816
- HSL saturation
- 58.4%
- HSL lightness
- 45.3%
Aa On white · 3.17:1 · Below AA
Aa On black · 6.63:1 · AA
Normal text: AA requires 4.5:1, AAA 7:1. Large text: AA requires 3:1, AAA 4.5:1. Ratings apply to the measured pair.
Strongest partner in this palette: #53D3E8 at 1.79:1.
Cyan
Lightness
One color.
More possibilities.
RGB 66, 152, 184 · HSL 196.3°, 47.2%, 49%. Explore lighter and darker expressions without changing the original palette.
01 Shades & tints
QRCO’s HSL lightness steps, from 10% to 90%. Tap a swatch to preview it.
02 Color variants
The editor’s existing lightness offsets around #4298B8.
Every shade.
A new perspective.
#4298B86.42:1 · AA03 Profile & contrast
- CIELAB · D65
- 59, -15.9, -24.3
- Relative luminance
- 0.2708
- HSL saturation
- 47.2%
- HSL lightness
- 49%
Aa On white · 3.27:1 · Below AA
Aa On black · 6.42:1 · AA
Normal text: AA requires 4.5:1, AAA 7:1. Large text: AA requires 3:1, AAA 4.5:1. Ratings apply to the measured pair.
Strongest partner in this palette: #53D3E8 at 1.85:1.
Blue
Lightness
One color.
More possibilities.
RGB 41, 124, 172 · HSL 202°, 61.5%, 41.8%. Explore lighter and darker expressions without changing the original palette.
01 Shades & tints
QRCO’s HSL lightness steps, from 10% to 90%. Tap a swatch to preview it.
02 Color variants
The editor’s existing lightness offsets around #297CAC.
Every shade.
A new perspective.
#297CAC4.59:1 · AA03 Profile & contrast
- CIELAB · D65
- 49.3, -8, -32.5
- Relative luminance
- 0.1787
- HSL saturation
- 61.5%
- HSL lightness
- 41.8%
Aa On white · 4.59:1 · AA
Aa On black · 4.57:1 · AA
Normal text: AA requires 4.5:1, AAA 7:1. Large text: AA requires 3:1, AAA 4.5:1. Ratings apply to the measured pair.
Strongest partner in this palette: #53D3E8 at 2.59:1.
Light Blue
Lightness
One color.
More possibilities.
RGB 155, 175, 251 · HSL 227.5°, 92.3%, 79.6%. Explore lighter and darker expressions without changing the original palette.
01 Shades & tints
QRCO’s HSL lightness steps, from 10% to 90%. Tap a swatch to preview it.
02 Color variants
The editor’s existing lightness offsets around #9BAFFB.
Every shade.
A new perspective.
#9BAFFB9.92:1 · AAA03 Profile & contrast
- CIELAB · D65
- 72.6, 11.3, -39.9
- Relative luminance
- 0.4459
- HSL saturation
- 92.3%
- HSL lightness
- 79.6%
Aa On white · 2.12:1 · Below AA
Aa On black · 9.92:1 · AAA
Normal text: AA requires 4.5:1, AAA 7:1. Large text: AA requires 3:1, AAA 4.5:1. Ratings apply to the measured pair.
Strongest partner in this palette: #297CAC at 2.17:1.
Give these colors
somewhere to live.
Try the complete palette in QRCO’s brand, type and interface previews. Keep the colors you love and explore the rest.
Use this palette ↗