#7F221B
Closest named color: Chestnut (#742802). oklch(40.1% 0.129 28.5), rgb(127, 34, 27).
Aa
White text reads best on this color (9.78:1).
About this color
#7F221B is a dark, moderately saturated red. In OKLCH its lightness is 40%, its chroma 0.129 and its hue 29°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.034 away. White text reads best on it, at 9.78:1.
| Hue family | Reds |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.129) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 2.14:1 |
| White text | 9.78:1 |
Values
| HEX | #7F221B |
| RGB | rgb(127, 34, 27) |
| HSL | hsl(4, 65%, 30%) |
| OKLCH | oklch(40.1% 0.129 28.5) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #7F221B | 9.78:1 | AAA | Lc -95.9 | Preferred for body text |
| Black text on #7F221B | 2.14:1 | Fails | Lc 12.3 | Not readable |
| #7F221B text on white | 9.78:1 | AAA | Lc 91.6 | Preferred for body text |
| #7F221B text on black | 2.14:1 | Fails | Lc -10.8 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 900.
-
Step 50
50
#FEF2F1
oklch(97% 0.013 23.2)
-
Step 100
100
#FCE3DF
oklch(93.5% 0.028 28.5)
-
Step 200
200
#FBCDC5
oklch(88.6% 0.054 29.6)
-
Step 300
300
#F9A99D
oklch(80.9% 0.097 28.8)
-
Step 400
400
#F17667
oklch(70.6% 0.154 28.7)
-
Step 500
500
#E94A3D
oklch(63.2% 0.198 28.6)
-
Step 600
600
#D41C18
oklch(55.6% 0.215 28.6)
-
Step 700
700
#B70408
oklch(49.1% 0.199 28.6)
-
Step 800
800
#95100D
oklch(42.8% 0.165 28.6)
-
Step 900
900 (this color)
#7F221B
oklch(40.1% 0.129 28.5)
-
Step 950
950
#46120D
oklch(27% 0.081 29)
#7F221B with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #3D3719 | 0.137 |
| Deuteranopia (no green cones) | #544B17 | 0.125 |
| Tritanopia (no blue cones) | #8C0021 | 0.041 |
| Achromatopsia (no color) | #444444 | 0.129 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7F221B
#7F221B
oklch(40.1% 0.129 28.5)
- #00525C
#00525C
oklch(40.1% 0.069 208.9)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #7F221B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.034
- Brick Red #8F1402 ΔE 0.035
- Maroon #800000 ΔE 0.035
- Dark Red #8B0000 ΔE 0.035
- Red Brown #8B2E16 ΔE 0.039
- Wine Red #7B0323 ΔE 0.044
- Blood #770001 ΔE 0.047
- Rust Brown #8B3103 ΔE 0.048
Use #7F221B in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.