#6C380B
Closest named color: Chestnut (#742802). oklch(40% 0.091 55.2), rgb(108, 56, 11).
Aa
White text reads best on this color (9.51:1).
About this color
#6C380B is a dark, moderately saturated brown. In OKLCH its lightness is 40%, its chroma 0.091 and its hue 55°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.037 away. White text reads best on it, at 9.51:1.
| Hue family | Browns |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.091) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 2.20:1 |
| White text | 9.51:1 |
Values
| HEX | #6C380B |
| RGB | rgb(108, 56, 11) |
| HSL | hsl(28, 82%, 23%) |
| OKLCH | oklch(40% 0.091 55.2) |
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 #6C380B | 9.51:1 | AAA | Lc -95.9 | Preferred for body text |
| Black text on #6C380B | 2.20:1 | Fails | Lc 12.3 | Not readable |
| #6C380B text on white | 9.51:1 | AAA | Lc 91.6 | Preferred for body text |
| #6C380B text on black | 2.20:1 | Fails | Lc -10.8 | 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
#FBF4F0
oklch(97.1% 0.009 52.1)
-
Step 100
100
#F5E7DE
oklch(93.7% 0.02 55.1)
-
Step 200
200
#EED3C2
oklch(88.5% 0.038 54.3)
-
Step 300
300
#E4B697
oklch(81% 0.068 55.5)
-
Step 400
400
#D58E5B
oklch(70.8% 0.109 55.6)
-
Step 500
500
#C86F25
oklch(63.1% 0.14 55.2)
-
Step 600
600
#AE5900
oklch(55.6% 0.137 55.3)
-
Step 700
700
#934A00
oklch(49.1% 0.121 55.1)
-
Step 800
800
#793C00
oklch(42.6% 0.105 55.3)
-
Step 900
900 (this color)
#6C380B
oklch(40% 0.091 55.2)
-
Step 950
950
#3B1E06
oklch(27% 0.057 56.5)
#6C380B 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) | #473E03 | 0.075 |
| Deuteranopia (no green cones) | #544A0A | 0.066 |
| Tritanopia (no blue cones) | #772C30 | 0.061 |
| Achromatopsia (no color) | #464646 | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6C380B
#6C380B
oklch(40% 0.091 55.2)
- #004E6F
#004E6F
oklch(40% 0.085 235.3)
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 #6C380B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.037
- Mud Brown #60460F ΔE 0.042
- Purple Brown #673A3F ΔE 0.062
- Rust Brown #8B3103 ΔE 0.063
- Red Brown #8B2E16 ΔE 0.066
- Milk Chocolate #7F4E1E ΔE 0.072
- Saddle Brown #8B4513 ΔE 0.074
- Green Brown #544E03 ΔE 0.076
Use #6C380B 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.