#7A251C
Closest named color: Chestnut (#742802). oklch(39.5% 0.12 29.5), rgb(122, 37, 28).
Aa
White text reads best on this color (9.95:1).
About this color
#7A251C is a dark, moderately saturated red. In OKLCH its lightness is 40%, its chroma 0.120 and its hue 29°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.027 away. White text reads best on it, at 9.95:1.
| Hue family | Reds |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.120) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 2.10:1 |
| White text | 9.95:1 |
Values
| HEX | #7A251C |
| RGB | rgb(122, 37, 28) |
| HSL | hsl(6, 63%, 29%) |
| OKLCH | oklch(39.5% 0.12 29.5) |
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 #7A251C | 9.95:1 | AAA | Lc -96.4 | Preferred for body text |
| Black text on #7A251C | 2.10:1 | Fails | Lc 11.8 | Not readable |
| #7A251C text on white | 9.95:1 | AAA | Lc 92.2 | Preferred for body text |
| #7A251C text on black | 2.10:1 | Fails | Lc -10.2 | 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
#FDF3F1
oklch(97.1% 0.011 31.1)
-
Step 100
100
#FBE4E0
oklch(93.6% 0.026 29.4)
-
Step 200
200
#F9CEC6
oklch(88.6% 0.05 30.4)
-
Step 300
300
#F5AB9F
oklch(80.9% 0.09 29.4)
-
Step 400
400
#ED7A6A
oklch(70.7% 0.145 29.4)
-
Step 500
500
#E35141
oklch(63% 0.184 29.4)
-
Step 600
600
#CE2C1F
oklch(55.5% 0.199 29.6)
-
Step 700
700
#B21B11
oklch(49.1% 0.186 29.5)
-
Step 800
800
#911B12
oklch(42.7% 0.155 29.5)
-
Step 900
900 (this color)
#7A251C
oklch(39.5% 0.12 29.5)
-
Step 950
950
#44140F
oklch(26.9% 0.075 28.9)
#7A251C 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) | #3D371A | 0.127 |
| Deuteranopia (no green cones) | #524919 | 0.115 |
| Tritanopia (no blue cones) | #870C24 | 0.041 |
| Achromatopsia (no color) | #434343 | 0.121 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7A251C
#7A251C
oklch(39.5% 0.12 29.5)
- #00505A
#00505A
oklch(39.5% 0.068 209.2)
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 #7A251C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.027
- Maroon #800000 ΔE 0.039
- Dark Red #8B0000 ΔE 0.044
- Red Brown #8B2E16 ΔE 0.044
- Brick Red #8F1402 ΔE 0.045
- Blood #770001 ΔE 0.046
- Wine Red #7B0323 ΔE 0.046
- Reddy Brown #6E1005 ΔE 0.048
Use #7A251C 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.