#7C231C
Closest named color: Chestnut (#742802). oklch(39.7% 0.124 28.5), rgb(124, 35, 28).
Aa
White text reads best on this color (9.93:1).
About this color
#7C231C is a dark, moderately saturated red. In OKLCH its lightness is 40%, its chroma 0.124 and its hue 29°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.031 away. White text reads best on it, at 9.93:1.
| Hue family | Reds |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.124) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 2.11:1 |
| White text | 9.93:1 |
Values
| HEX | #7C231C |
| RGB | rgb(124, 35, 28) |
| HSL | hsl(4, 63%, 30%) |
| OKLCH | oklch(39.7% 0.124 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 #7C231C | 9.93:1 | AAA | Lc -96.3 | Preferred for body text |
| Black text on #7C231C | 2.11:1 | Fails | Lc 11.9 | Not readable |
| #7C231C text on white | 9.93:1 | AAA | Lc 92.0 | Preferred for body text |
| #7C231C text on black | 2.11:1 | Fails | Lc -10.4 | 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
#FEF3F1
oklch(97.2% 0.012 29.9)
-
Step 100
100
#FCE4E0
oklch(93.7% 0.027 28.9)
-
Step 200
200
#FACDC6
oklch(88.5% 0.052 28.5)
-
Step 300
300
#F7AA9F
oklch(80.9% 0.093 28.3)
-
Step 400
400
#EF786A
oklch(70.7% 0.149 28.3)
-
Step 500
500
#E64E41
oklch(63.2% 0.19 28.5)
-
Step 600
600
#D1251F
oklch(55.6% 0.207 28.5)
-
Step 700
700
#B51210
oklch(49.2% 0.193 28.6)
-
Step 800
800
#931612
oklch(42.8% 0.16 28.4)
-
Step 900
900 (this color)
#7C231C
oklch(39.7% 0.124 28.5)
-
Step 950
950
#45130E
oklch(26.9% 0.078 28.9)
#7C231C 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) | #3D361A | 0.131 |
| Deuteranopia (no green cones) | #534A19 | 0.120 |
| Tritanopia (no blue cones) | #890522 | 0.040 |
| Achromatopsia (no color) | #434343 | 0.125 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7C231C
#7C231C
oklch(39.7% 0.124 28.5)
- #00515A
#00515A
oklch(39.8% 0.068 207.7)
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 #7C231C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.031
- Maroon #800000 ΔE 0.036
- Dark Red #8B0000 ΔE 0.040
- Brick Red #8F1402 ΔE 0.041
- Red Brown #8B2E16 ΔE 0.043
- Wine Red #7B0323 ΔE 0.043
- Blood #770001 ΔE 0.045
- Reddy Brown #6E1005 ΔE 0.049
Use #7C231C 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.