#6B270B
Closest named color: Chestnut (#742802). oklch(36.9% 0.104 40.3), rgb(107, 39, 11).
Aa
White text reads best on this color (10.93:1).
About this color
#6B270B is a dark, moderately saturated brown. In OKLCH its lightness is 37%, its chroma 0.104 and its hue 40°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.020 away. White text reads best on it, at 10.93:1.
| Hue family | Browns |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.104) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 1.92:1 |
| White text | 10.93:1 |
Values
| HEX | #6B270B |
| RGB | rgb(107, 39, 11) |
| HSL | hsl(18, 81%, 23%) |
| OKLCH | oklch(36.9% 0.104 40.3) |
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 #6B270B | 10.93:1 | AAA | Lc -98.5 | Preferred for body text |
| Black text on #6B270B | 1.92:1 | Fails | Lc 9.3 | Not readable |
| #6B270B text on white | 10.93:1 | AAA | Lc 94.6 | Preferred for body text |
| #6B270B text on black | 1.92:1 | 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
#FCF3F0
oklch(97% 0.011 39.4)
-
Step 100
100
#F8E5DF
oklch(93.5% 0.022 38.3)
-
Step 200
200
#F4D0C4
oklch(88.5% 0.044 39.3)
-
Step 300
300
#EDB09A
oklch(80.8% 0.078 40.7)
-
Step 400
400
#E28462
oklch(70.7% 0.125 40.5)
-
Step 500
500
#D76134
oklch(63.1% 0.16 40.3)
-
Step 600
600
#C24300
oklch(55.5% 0.173 40.3)
-
Step 700
700
#A43700
oklch(49% 0.153 40.1)
-
Step 800
800
#882C00
oklch(42.7% 0.134 40.1)
-
Step 900
900 (this color)
#6B270B
oklch(36.9% 0.104 40.3)
-
Step 950
950
#40190A
oklch(26.9% 0.066 40.6)
#6B270B 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) | #3B3307 | 0.101 |
| Deuteranopia (no green cones) | #4B4208 | 0.093 |
| Tritanopia (no blue cones) | #761622 | 0.048 |
| Achromatopsia (no color) | #3D3D3D | 0.105 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B270B
#6B270B
oklch(36.9% 0.104 40.3)
- #004758
#004758
oklch(36.8% 0.067 220.6)
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 #6B270B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.020
- Reddy Brown #6E1005 ΔE 0.037
- Blood #770001 ΔE 0.050
- Maroon #800000 ΔE 0.056
- Wine Red #7B0323 ΔE 0.066
- Claret #680018 ΔE 0.066
- Purple Brown #673A3F ΔE 0.066
- Dark Red #8B0000 ΔE 0.072
Use #6B270B 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.