#6C2803
Closest named color: Chestnut (#742802). oklch(37.2% 0.106 43.4), rgb(108, 40, 3).
Aa
White text reads best on this color (10.81:1).
About this color
#6C2803 is a dark, moderately saturated brown. In OKLCH its lightness is 37%, its chroma 0.106 and its hue 43°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.017 away. White text reads best on it, at 10.81:1.
| Hue family | Browns |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.106) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 1.94:1 |
| White text | 10.81:1 |
Values
| HEX | #6C2803 |
| RGB | rgb(108, 40, 3) |
| HSL | hsl(21, 95%, 22%) |
| OKLCH | oklch(37.2% 0.106 43.4) |
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 #6C2803 | 10.81:1 | AAA | Lc -98.3 | Preferred for body text |
| Black text on #6C2803 | 1.94:1 | Fails | Lc 9.6 | Not readable |
| #6C2803 text on white | 10.81:1 | AAA | Lc 94.3 | Preferred for body text |
| #6C2803 text on black | 1.94:1 | Fails | Lc -8.3 | 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
#F8E5DE
oklch(93.5% 0.023 41.4)
-
Step 200
200
#F4D0C2
oklch(88.4% 0.045 42.4)
-
Step 300
300
#EDB097
oklch(80.8% 0.08 43.3)
-
Step 400
400
#E2845C
oklch(70.6% 0.128 43.4)
-
Step 500
500
#D76128
oklch(63% 0.163 43.4)
-
Step 600
600
#BD4A00
oklch(55.6% 0.163 43.7)
-
Step 700
700
#A03D00
oklch(49.1% 0.144 43.5)
-
Step 800
800
#843100
oklch(42.7% 0.125 43.5)
-
Step 900
900 (this color)
#6C2803
oklch(37.2% 0.106 43.4)
-
Step 950
950
#401907
oklch(26.9% 0.067 43.4)
#6C2803 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) | #3C3400 | 0.101 |
| Deuteranopia (no green cones) | #4C4300 | 0.092 |
| Tritanopia (no blue cones) | #781622 | 0.054 |
| Achromatopsia (no color) | #3D3D3D | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6C2803
#6C2803
oklch(37.2% 0.106 43.4)
- #00485B
#00485B
oklch(37.3% 0.069 222.9)
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 #6C2803, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.017
- Reddy Brown #6E1005 ΔE 0.041
- Blood #770001 ΔE 0.053
- Maroon #800000 ΔE 0.058
- Purple Brown #673A3F ΔE 0.069
- Wine Red #7B0323 ΔE 0.070
- Red Brown #8B2E16 ΔE 0.071
- Claret #680018 ΔE 0.072
Use #6C2803 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.