#6C251C
Closest named color: Chestnut (#742802). oklch(37% 0.103 30), rgb(108, 37, 28).
Aa
White text reads best on this color (10.94:1).
About this color
#6C251C is a dark, moderately saturated red. In OKLCH its lightness is 37%, its chroma 0.103 and its hue 30°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.030 away. White text reads best on it, at 10.94:1.
| Hue family | Reds |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.103) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 1.91:1 |
| White text | 10.94:1 |
Values
| HEX | #6C251C |
| RGB | rgb(108, 37, 28) |
| HSL | hsl(7, 59%, 27%) |
| OKLCH | oklch(37% 0.103 30) |
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 #6C251C | 10.94:1 | AAA | Lc -98.6 | Preferred for body text |
| Black text on #6C251C | 1.91:1 | Fails | Lc 9.3 | Not readable |
| #6C251C text on white | 10.94:1 | AAA | Lc 94.6 | Preferred for body text |
| #6C251C text on black | 1.91:1 | Fails | Lc -8.0 | 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
#FCF3F1
oklch(97.1% 0.01 32.5)
-
Step 100
100
#F9E5E1
oklch(93.7% 0.023 31.1)
-
Step 200
200
#F4CFC9
oklch(88.4% 0.043 28.8)
-
Step 300
300
#EFAEA3
oklch(80.9% 0.078 29.7)
-
Step 400
400
#E38172
oklch(70.6% 0.124 29.7)
-
Step 500
500
#D85D4C
oklch(63% 0.158 30.1)
-
Step 600
600
#C43E2F
oklch(55.6% 0.173 29.9)
-
Step 700
700
#A92F22
oklch(49.2% 0.161 29.9)
-
Step 800
800
#89291E
oklch(42.7% 0.132 30)
-
Step 900
900 (this color)
#6C251C
oklch(37% 0.103 30)
-
Step 950
950
#411812
oklch(27% 0.065 30.3)
#6C251C 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) | #38331B | 0.108 |
| Deuteranopia (no green cones) | #4A421A | 0.098 |
| Tritanopia (no blue cones) | #771423 | 0.037 |
| Achromatopsia (no color) | #3D3D3D | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6C251C
#6C251C
oklch(37% 0.103 30)
- #004952
#004952
oklch(37.1% 0.064 208.8)
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 #6C251C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.030
- Reddy Brown #6E1005 ΔE 0.034
- Blood #770001 ΔE 0.045
- Wine Red #7B0323 ΔE 0.052
- Maroon #800000 ΔE 0.052
- Claret #680018 ΔE 0.056
- Purple Brown #673A3F ΔE 0.058
- Bordeaux #7B002C ΔE 0.061
Use #6C251C 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.