#6B2820
Closest named color: Chestnut (#742802). oklch(37.3% 0.098 29.3), rgb(107, 40, 32).
Aa
White text reads best on this color (10.77:1).
About this color
#6B2820 is a dark, moderately saturated red. In OKLCH its lightness is 37%, its chroma 0.098 and its hue 29°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.032 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 | #6B2820 |
| RGB | rgb(107, 40, 32) |
| HSL | hsl(6, 54%, 27%) |
| OKLCH | oklch(37.3% 0.098 29.3) |
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 #6B2820 | 10.77:1 | AAA | Lc -98.3 | Preferred for body text |
| Black text on #6B2820 | 1.94:1 | Fails | Lc 9.6 | Not readable |
| #6B2820 text on white | 10.77:1 | AAA | Lc 94.3 | Preferred for body text |
| #6B2820 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
#F3D0CA
oklch(88.6% 0.04 29.4)
-
Step 300
300
#ECAFA5
oklch(80.8% 0.073 29.3)
-
Step 400
400
#E08375
oklch(70.7% 0.117 29.4)
-
Step 500
500
#D56052
oklch(63.1% 0.151 28.9)
-
Step 600
600
#C04336
oklch(55.6% 0.163 29.2)
-
Step 700
700
#A53428
oklch(49.1% 0.151 29.6)
-
Step 800
800
#862C22
oklch(42.6% 0.125 29.5)
-
Step 900
900 (this color)
#6B2820
oklch(37.3% 0.098 29.3)
-
Step 950
950
#401914
oklch(27.1% 0.062 29.2)
#6B2820 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) | #3A341F | 0.101 |
| Deuteranopia (no green cones) | #4A431E | 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°).
- #6B2820
#6B2820
oklch(37.3% 0.098 29.3)
- #004A53
#004A53
oklch(37.4% 0.064 208.7)
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 #6B2820, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.032
- Reddy Brown #6E1005 ΔE 0.040
- Blood #770001 ΔE 0.051
- Purple Brown #673A3F ΔE 0.051
- Wine Red #7B0323 ΔE 0.055
- Maroon #800000 ΔE 0.057
- Claret #680018 ΔE 0.060
- Bordeaux #7B002C ΔE 0.064
Use #6B2820 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.