#3B280B
Closest named color: Dark Brown (#341C02). oklch(29.3% 0.051 74.6), rgb(59, 40, 11).
Aa
White text reads best on this color (14.05:1).
About this color
#3B280B is a dark, muted brown. In OKLCH its lightness is 29%, its chroma 0.051 and its hue 75°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Brown (#341C02), ΔE 0.041 away. White text reads best on it, at 14.05:1.
| Hue family | Browns |
| Lightness | dark (29%) |
| Chroma | muted (0.051) |
| Temperature | warm |
| Nearest name | Dark Brown (#341C02) |
| Black text | 1.49:1 |
| White text | 14.05:1 |
Values
| HEX | #3B280B |
| RGB | rgb(59, 40, 11) |
| HSL | hsl(36, 69%, 14%) |
| OKLCH | oklch(29.3% 0.051 74.6) |
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 #3B280B | 14.05:1 | AAA | Lc -103.6 | Preferred for body text |
| Black text on #3B280B | 1.49:1 | Fails | Lc 0.0 | Not readable |
| #3B280B text on white | 14.05:1 | AAA | Lc 100.6 | Preferred for body text |
| #3B280B text on black | 1.49:1 | Fails | Lc 0.0 | 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 950.
-
Step 50
50
#F9F5F0
oklch(97.2% 0.008 73.7)
-
Step 100
100
#F1E8DD
oklch(93.5% 0.018 73.1)
-
Step 200
200
#E7D6C1
oklch(88.4% 0.034 73.2)
-
Step 300
300
#D8BC96
oklch(81% 0.06 75.2)
-
Step 400
400
#C49859
oklch(70.8% 0.096 75.1)
-
Step 500
500
#B57D1F
oklch(63.2% 0.123 74.6)
-
Step 600
600
#9B6700
oklch(55.5% 0.117 74.4)
-
Step 700
700
#835600
oklch(49.1% 0.104 74.1)
-
Step 800
800
#6C4600
oklch(42.7% 0.091 73.9)
-
Step 900
900
#5A3A00
oklch(37.7% 0.08 74.4)
-
Step 950
950 (this color)
#3B280B
oklch(29.3% 0.051 74.6)
#3B280B 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) | #2F2908 | 0.025 |
| Deuteranopia (no green cones) | #332D0C | 0.021 |
| Tritanopia (no blue cones) | #412322 | 0.043 |
| Achromatopsia (no color) | #2C2C2C | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3B280B
#3B280B
oklch(29.3% 0.051 74.6)
- #1A2D45
#1A2D45
oklch(29.3% 0.051 254.9)
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 #3B280B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Brown #341C02 ΔE 0.041
- Chocolate Brown #411900 ΔE 0.041
- Pakistan Green #283618 ΔE 0.051
- Jet #212529 ΔE 0.068
- Dark Olive #373E02 ΔE 0.074
- Onyx #343A40 ΔE 0.083
- Gunmetal #293241 ΔE 0.084
- Very Dark Green #062E03 ΔE 0.084
Use #3B280B 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.