#6B230B
Closest named color: Chestnut (#742802). oklch(36.3% 0.108 37.5), rgb(107, 35, 11).
Aa
White text reads best on this color (11.22:1).
About this color
#6B230B is a dark, moderately saturated red. In OKLCH its lightness is 36%, its chroma 0.108 and its hue 38°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.025 away. White text reads best on it, at 11.22:1.
| Hue family | Reds |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.108) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 1.87:1 |
| White text | 11.22:1 |
Values
| HEX | #6B230B |
| RGB | rgb(107, 35, 11) |
| HSL | hsl(15, 81%, 23%) |
| OKLCH | oklch(36.3% 0.108 37.5) |
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 #6B230B | 11.22:1 | AAA | Lc -99.0 | Preferred for body text |
| Black text on #6B230B | 1.87:1 | Fails | Lc 8.8 | Not readable |
| #6B230B text on white | 11.22:1 | AAA | Lc 95.1 | Preferred for body text |
| #6B230B text on black | 1.87:1 | Fails | Lc -7.5 | 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
#FCF3F0
oklch(97% 0.011 39.4)
-
Step 100
100
#F9E5DF
oklch(93.6% 0.023 37.4)
-
Step 200
200
#F5D0C4
oklch(88.6% 0.045 38.8)
-
Step 300
300
#EFAF9B
oklch(80.9% 0.081 38.1)
-
Step 400
400
#E58264
oklch(70.8% 0.13 37.6)
-
Step 500
500
#DA5D37
oklch(63.1% 0.166 37.3)
-
Step 600
600
#C63E07
oklch(55.7% 0.181 37.5)
-
Step 700
700
#A83100
oklch(49% 0.162 37.4)
-
Step 800
800
#8A2803
oklch(42.6% 0.139 37.4)
-
Step 900
900 (this color)
#6B230B
oklch(36.3% 0.108 37.5)
-
Step 950
950
#41180B
oklch(26.9% 0.068 38)
#6B230B 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) | #383107 | 0.109 |
| Deuteranopia (no green cones) | #4A4107 | 0.099 |
| Tritanopia (no blue cones) | #760F1E | 0.045 |
| Achromatopsia (no color) | #3B3B3B | 0.109 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B230B
#6B230B
oklch(36.3% 0.108 37.5)
- #004654
#004654
oklch(36.3% 0.065 216.8)
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 #6B230B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.025
- Reddy Brown #6E1005 ΔE 0.029
- Blood #770001 ΔE 0.043
- Maroon #800000 ΔE 0.052
- Claret #680018 ΔE 0.058
- Wine Red #7B0323 ΔE 0.060
- Dark Red #8B0000 ΔE 0.069
- Purple Brown #673A3F ΔE 0.070
Use #6B230B 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.