Fibonacci Study — Mathematical ToneA study in color.
Start with the whole. Fall for the details.
Green
Lightness
One color.
More possibilities.
RGB 60, 161, 92 · HSL 139°, 45.7%, 43.3%. 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 #3CA15C.
Every shade.
A new perspective.
#3CA15C6.44:1 · AA03 Profile & contrast
- CIELAB · D65
- 59.2, -44.9, 27.5
- Relative luminance
- 0.2722
- HSL saturation
- 45.7%
- HSL lightness
- 43.3%
Aa On white · 3.26:1 · Below AA
Aa On black · 6.44:1 · 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: #2F755E at 1.68:1.
Green
Lightness
One color.
More possibilities.
RGB 44, 169, 89 · HSL 141.6°, 58.7%, 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 #2CA959.
Every shade.
A new perspective.
#2CA9596.93:1 · AA03 Profile & contrast
- CIELAB · D65
- 61.3, -51.5, 31.7
- Relative luminance
- 0.2963
- HSL saturation
- 58.7%
- HSL lightness
- 41.8%
Aa On white · 3.03:1 · Below AA
Aa On black · 6.93:1 · 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: #2F755E at 1.81:1.
Green
Lightness
One color.
More possibilities.
RGB 58, 137, 99 · HSL 151.1°, 40.5%, 38.2%. 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 #3A8963.
Every shade.
A new perspective.
#3A89634.94:1 · AA03 Profile & contrast
- CIELAB · D65
- 51.5, -33.7, 13.2
- Relative luminance
- 0.1969
- HSL saturation
- 40.5%
- HSL lightness
- 38.2%
Aa On white · 4.25:1 · Below AA
Aa On black · 4.94:1 · 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: #2CA959 at 1.40:1.
Teal
Lightness
One color.
More possibilities.
RGB 47, 117, 94 · HSL 160.3°, 42.7%, 32.2%. 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 #2F755E.
Every shade.
A new perspective.
#2F755E5.49:1 · AA03 Profile & contrast
- CIELAB · D65
- 44.4, -28, 6.2
- Relative luminance
- 0.1414
- HSL saturation
- 42.7%
- HSL lightness
- 32.2%
Aa On white · 5.49:1 · AA
Aa On black · 3.83:1 · Below 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: #2CA959 at 1.81:1.
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 ↗