#6B281F
Closest named color: Chestnut (#742802). oklch(37.3% 0.098 30.1), rgb(107, 40, 31).
Aa
White text reads best on this color (10.77:1).
About this color
#6B281F is a dark, moderately saturated red. In OKLCH its lightness is 37%, its chroma 0.098 and its hue 30°. 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 10.77:1.
| Hue family | Reds |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.098) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 1.94:1 |
| White text | 10.77:1 |
Values
| HEX | #6B281F |
| RGB | rgb(107, 40, 31) |
| HSL | hsl(7, 55%, 27%) |
| OKLCH | oklch(37.3% 0.098 30.1) |
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 #6B281F | 10.77:1 | AAA | Lc -98.3 | Preferred for body text |
| Black text on #6B281F | 1.94:1 | Fails | Lc 9.6 | Not readable |
| #6B281F text on white | 10.77:1 | AAA | Lc 94.4 | Preferred for body text |
| #6B281F text on black | 1.94:1 | Fails | Lc -8.2 | 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
#FCF3F2
oklch(97.1% 0.01 25.1)
-
Step 100
100
#F8E5E2
oklch(93.6% 0.021 28.3)
-
Step 200
200
#F3D0C9
oklch(88.5% 0.041 31.2)
-
Step 300
300
#ECAFA5
oklch(80.8% 0.073 29.3)
-
Step 400
400
#E08374
oklch(70.6% 0.118 30)
-
Step 500
500
#D56050
oklch(63.1% 0.151 29.8)
-
Step 600
600
#C04334
oklch(55.6% 0.163 29.9)
-
Step 700
700
#A53426
oklch(49.1% 0.151 30.3)
-
Step 800
800
#862C21
oklch(42.6% 0.125 30)
-
Step 900
900 (this color)
#6B281F
oklch(37.3% 0.098 30.1)
-
Step 950
950
#401913
oklch(27.1% 0.062 30.5)
#6B281F 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) | #3A341E | 0.101 |
| Deuteranopia (no green cones) | #4A431D | 0.094 |
| Tritanopia (no blue cones) | #761A26 | 0.035 |
| Achromatopsia (no color) | #3E3E3E | 0.098 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B281F
#6B281F
oklch(37.3% 0.098 30.1)
- #004953
#004953
oklch(37.2% 0.064 210.3)
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 #6B281F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.031
- Reddy Brown #6E1005 ΔE 0.040
- Blood #770001 ΔE 0.051
- Purple Brown #673A3F ΔE 0.052
- Wine Red #7B0323 ΔE 0.056
- Maroon #800000 ΔE 0.057
- Claret #680018 ΔE 0.061
- Bordeaux #7B002C ΔE 0.064
Use #6B281F 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.