Spiral Study — Birch SuiteA study in color.
Start with the whole. Fall for the details.
Deep Cyan
Lightness
One color.
More possibilities.
RGB 19, 87, 117 · HSL 198.4°, 72.1%, 26.7%. 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 #135775.
Every shade.
A new perspective.
#1357757.93:1 · AAA03 Profile & contrast
- CIELAB · D65
- 34.5, -9.1, -22.8
- Relative luminance
- 0.0824
- HSL saturation
- 72.1%
- HSL lightness
- 26.7%
Aa On white · 7.93:1 · AAA
Aa On black · 2.65:1 · 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: #6ECF93 at 4.16:1.
Red
Lightness
One color.
More possibilities.
RGB 223, 81, 106 · HSL 349.4°, 68.9%, 59.6%. 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 #DF516A.
Every shade.
A new perspective.
#DF516A5.52:1 · AA03 Profile & contrast
- CIELAB · D65
- 54.7, 57.1, 16.1
- Relative luminance
- 0.2261
- HSL saturation
- 68.9%
- HSL lightness
- 59.6%
Aa On white · 3.80:1 · Below AA
Aa On black · 5.52:1 · 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: #135775 at 2.09:1.
Green
Lightness
One color.
More possibilities.
RGB 110, 207, 147 · HSL 142.9°, 50.3%, 62.2%. 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 #6ECF93.
Every shade.
A new perspective.
#6ECF9311.01:1 · AAA03 Profile & contrast
- CIELAB · D65
- 76.1, -42, 21.2
- Relative luminance
- 0.5005
- HSL saturation
- 50.3%
- HSL lightness
- 62.2%
Aa On white · 1.91:1 · Below AA
Aa On black · 11.01:1 · 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: #135775 at 4.16:1.
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.
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