#6B2907
Closest named color: Chestnut (#742802). oklch(37.2% 0.103 43.1), rgb(107, 41, 7).
Aa
White text reads best on this color (10.79:1).
About this color
#6B2907 is a dark, moderately saturated brown. In OKLCH its lightness is 37%, its chroma 0.103 and its hue 43°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.019 away. White text reads best on it, at 10.79:1.
| Hue family | Browns |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.103) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 1.94:1 |
| White text | 10.79:1 |
Values
| HEX | #6B2907 |
| RGB | rgb(107, 41, 7) |
| HSL | hsl(20, 88%, 22%) |
| OKLCH | oklch(37.2% 0.103 43.1) |
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 #6B2907 | 10.79:1 | AAA | Lc -98.3 | Preferred for body text |
| Black text on #6B2907 | 1.94:1 | Fails | Lc 9.6 | Not readable |
| #6B2907 text on white | 10.79:1 | AAA | Lc 94.3 | Preferred for body text |
| #6B2907 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
#FCF3F0
oklch(97% 0.011 39.4)
-
Step 100
100
#F8E5DE
oklch(93.5% 0.023 41.4)
-
Step 200
200
#F3D1C3
oklch(88.6% 0.043 43.7)
-
Step 300
300
#ECB199
oklch(80.9% 0.077 43.1)
-
Step 400
400
#E0855F
oklch(70.6% 0.124 43.1)
-
Step 500
500
#D5632E
oklch(63.1% 0.158 43.2)
-
Step 600
600
#BE4900
oklch(55.6% 0.165 43.1)
-
Step 700
700
#A03C00
oklch(49% 0.145 43)
-
Step 800
800
#853100
oklch(42.9% 0.126 43.3)
-
Step 900
900 (this color)
#6B2907
oklch(37.2% 0.103 43.1)
-
Step 950
950
#401A08
oklch(27.1% 0.066 43.9)
#6B2907 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) | #3C3402 | 0.099 |
| Deuteranopia (no green cones) | #4C4304 | 0.090 |
| Tritanopia (no blue cones) | #761823 | 0.052 |
| Achromatopsia (no color) | #3D3D3D | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B2907
#6B2907
oklch(37.2% 0.103 43.1)
- #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 #6B2907, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.019
- Reddy Brown #6E1005 ΔE 0.043
- Blood #770001 ΔE 0.055
- Maroon #800000 ΔE 0.060
- Purple Brown #673A3F ΔE 0.067
- Wine Red #7B0323 ΔE 0.071
- Claret #680018 ΔE 0.072
- Red Brown #8B2E16 ΔE 0.072
Use #6B2907 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.