Coal HarmonyA study in color.
Start with the whole. Fall for the details.
Slate
Lightness
One color.
More possibilities.
RGB 39, 61, 60 · HSL 177.3°, 22%, 19.6%. 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 #273D3C.
Every shade.
A new perspective.
#273D3C11.54:1 · AAA03 Profile & contrast
- CIELAB · D65
- 24, -8.9, -2.2
- Relative luminance
- 0.041
- HSL saturation
- 22%
- HSL lightness
- 19.6%
Aa On white · 11.54:1 · AAA
Aa On black · 1.82:1 · 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: #A9AFB2 at 5.20:1.
Silver
Lightness
One color.
More possibilities.
RGB 169, 175, 178 · HSL 200°, 5.5%, 68%. 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 #A9AFB2.
Every shade.
A new perspective.
#A9AFB29.46:1 · AAA03 Profile & contrast
- CIELAB · D65
- 71.1, -1.5, -2.3
- Relative luminance
- 0.4231
- HSL saturation
- 5.5%
- HSL lightness
- 68%
Aa On white · 2.22:1 · Below AA
Aa On black · 9.46:1 · 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: #0F1616 at 8.25:1.
Charcoal
Lightness
One color.
More possibilities.
RGB 15, 22, 22 · HSL 180°, 18.9%, 7.3%. 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 #0F1616.
Every shade.
A new perspective.
#0F161618.31:1 · AAA03 Profile & contrast
- CIELAB · D65
- 6.6, -2.8, -1
- Relative luminance
- 0.0073
- HSL saturation
- 18.9%
- HSL lightness
- 7.3%
Aa On white · 18.31:1 · AAA
Aa On black · 1.15:1 · 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: #A9AFB2 at 8.25:1.
Midnight Cyan
Lightness
One color.
More possibilities.
RGB 1, 38, 34 · HSL 173.5°, 94.9%, 7.6%. 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 #012622.
Every shade.
A new perspective.
#01262216.13:1 · AAA03 Profile & contrast
- CIELAB · D65
- 12.7, -14.2, -1.1
- Relative luminance
- 0.0151
- HSL saturation
- 94.9%
- HSL lightness
- 7.6%
Aa On white · 16.13:1 · AAA
Aa On black · 1.30:1 · 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: #A9AFB2 at 7.27:1.
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 ↗