#6E3711
Closest named color: Chestnut (#742802). oklch(40.1% 0.092 51), rgb(110, 55, 17).
Aa
White text reads best on this color (9.46:1).
About this color
#6E3711 is a dark, moderately saturated brown. In OKLCH its lightness is 40%, its chroma 0.092 and its hue 51°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.033 away. White text reads best on it, at 9.46:1.
| Hue family | Browns |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.092) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 2.21:1 |
| White text | 9.46:1 |
Values
| HEX | #6E3711 |
| RGB | rgb(110, 55, 17) |
| HSL | hsl(25, 73%, 25%) |
| OKLCH | oklch(40.1% 0.092 51) |
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 #6E3711 | 9.46:1 | AAA | Lc -95.8 | Preferred for body text |
| Black text on #6E3711 | 2.21:1 | Fails | Lc 12.5 | Not readable |
| #6E3711 text on white | 9.46:1 | AAA | Lc 91.5 | Preferred for body text |
| #6E3711 text on black | 2.21:1 | Fails | Lc -10.9 | 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
#FBF4F0
oklch(97.1% 0.009 52.1)
-
Step 100
100
#F6E6DE
oklch(93.6% 0.021 48.5)
-
Step 200
200
#EFD3C3
oklch(88.6% 0.038 51.7)
-
Step 300
300
#E6B599
oklch(81% 0.069 51.2)
-
Step 400
400
#D78C5F
oklch(70.7% 0.11 51.1)
-
Step 500
500
#CB6C2D
oklch(63% 0.141 50.6)
-
Step 600
600
#B35400
oklch(55.5% 0.145 50.8)
-
Step 700
700
#974600
oklch(49% 0.128 50.9)
-
Step 800
800
#7D3900
oklch(42.8% 0.111 51.1)
-
Step 900
900 (this color)
#6E3711
oklch(40.1% 0.092 51)
-
Step 950
950
#3C1D08
oklch(27% 0.058 51.7)
#6E3711 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) | #473E0B | 0.079 |
| Deuteranopia (no green cones) | #544B10 | 0.072 |
| Tritanopia (no blue cones) | #792B2F | 0.056 |
| Achromatopsia (no color) | #464646 | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6E3711
#6E3711
oklch(40.1% 0.092 51)
- #004F6B
#004F6B
oklch(40.1% 0.08 230.7)
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 #6E3711, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.033
- Mud Brown #60460F ΔE 0.048
- Purple Brown #673A3F ΔE 0.057
- Rust Brown #8B3103 ΔE 0.058
- Red Brown #8B2E16 ΔE 0.061
- Milk Chocolate #7F4E1E ΔE 0.072
- Saddle Brown #8B4513 ΔE 0.072
- Brown Red #922B05 ΔE 0.073
Use #6E3711 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.