#6D2309
Closest named color: Chestnut (#742802). oklch(36.7% 0.111 37.9), rgb(109, 35, 9).
Aa
White text reads best on this color (11.08:1).
About this color
#6D2309 is a dark, moderately saturated red. In OKLCH its lightness is 37%, its chroma 0.111 and its hue 38°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.021 away. White text reads best on it, at 11.08:1.
| Hue family | Reds |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.111) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 1.89:1 |
| White text | 11.08:1 |
Values
| HEX | #6D2309 |
| RGB | rgb(109, 35, 9) |
| HSL | hsl(16, 85%, 23%) |
| OKLCH | oklch(36.7% 0.111 37.9) |
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 #6D2309 | 11.08:1 | AAA | Lc -98.7 | Preferred for body text |
| Black text on #6D2309 | 1.89:1 | Fails | Lc 9.1 | Not readable |
| #6D2309 text on white | 11.08:1 | AAA | Lc 94.8 | Preferred for body text |
| #6D2309 text on black | 1.89:1 | Fails | Lc -7.8 | 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
#FDF3F0
oklch(97.1% 0.012 37.4)
-
Step 100
100
#F9E5DF
oklch(93.6% 0.023 37.4)
-
Step 200
200
#F6CFC4
oklch(88.5% 0.047 36.3)
-
Step 300
300
#F0AE9A
oklch(80.8% 0.083 37.5)
-
Step 400
400
#E68161
oklch(70.7% 0.133 38.3)
-
Step 500
500
#DC5C33
oklch(63.2% 0.17 37.8)
-
Step 600
600
#C63D00
oklch(55.5% 0.182 37.9)
-
Step 700
700
#A83200
oklch(49.1% 0.162 37.8)
-
Step 800
800
#8B2800
oklch(42.8% 0.14 37.9)
-
Step 900
900 (this color)
#6D2309
oklch(36.7% 0.111 37.9)
-
Step 950
950
#42170A
oklch(26.9% 0.071 37.3)
#6D2309 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) | #393105 | 0.111 |
| Deuteranopia (no green cones) | #4B4205 | 0.101 |
| Tritanopia (no blue cones) | #790D1E | 0.047 |
| Achromatopsia (no color) | #3C3C3C | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6D2309
#6D2309
oklch(36.7% 0.111 37.9)
- #004756
#004756
oklch(36.7% 0.066 217.9)
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 #6D2309, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.021
- Reddy Brown #6E1005 ΔE 0.030
- Blood #770001 ΔE 0.042
- Maroon #800000 ΔE 0.049
- Wine Red #7B0323 ΔE 0.059
- Claret #680018 ΔE 0.060
- Dark Red #8B0000 ΔE 0.066
- Purple Brown #673A3F ΔE 0.070
Use #6D2309 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.