#6B290A
Closest named color: Chestnut (#742802). oklch(37.2% 0.103 42.1), rgb(107, 41, 10).
Aa
White text reads best on this color (10.78:1).
About this color
#6B290A is a dark, moderately saturated brown. In OKLCH its lightness is 37%, its chroma 0.103 and its hue 42°. 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 10.78:1.
| Hue family | Browns |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.103) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 1.94:1 |
| White text | 10.78:1 |
Values
| HEX | #6B290A |
| RGB | rgb(107, 41, 10) |
| HSL | hsl(19, 83%, 23%) |
| OKLCH | oklch(37.2% 0.103 42.1) |
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 #6B290A | 10.78:1 | AAA | Lc -98.3 | Preferred for body text |
| Black text on #6B290A | 1.94:1 | Fails | Lc 9.6 | Not readable |
| #6B290A text on white | 10.78:1 | AAA | Lc 94.3 | Preferred for body text |
| #6B290A 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
#ECB19A
oklch(80.9% 0.076 42.3)
-
Step 400
400
#E08561
oklch(70.6% 0.123 42.1)
-
Step 500
500
#D56331
oklch(63.1% 0.157 42.4)
-
Step 600
600
#BF4700
oklch(55.5% 0.167 42.1)
-
Step 700
700
#A23B00
oklch(49.2% 0.148 42.2)
-
Step 800
800
#862F00
oklch(42.8% 0.129 42)
-
Step 900
900 (this color)
#6B290A
oklch(37.2% 0.103 42.1)
-
Step 950
950
#401A0A
oklch(27.1% 0.065 42.1)
#6B290A 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) | #3C3405 | 0.099 |
| Deuteranopia (no green cones) | #4C4307 | 0.090 |
| Tritanopia (no blue cones) | #761923 | 0.049 |
| Achromatopsia (no color) | #3D3D3D | 0.103 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B290A
#6B290A
oklch(37.2% 0.103 42.1)
- #00485A
#00485A
oklch(37.2% 0.069 221.6)
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 #6B290A, 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 0.042
- Blood #770001 ΔE 0.054
- Maroon #800000 ΔE 0.059
- Purple Brown #673A3F ΔE 0.065
- Wine Red #7B0323 ΔE 0.069
- Claret #680018 ΔE 0.071
- Red Brown #8B2E16 ΔE 0.072
Use #6B290A 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.