#3B402D
Closest named color: Charcoal Grey (#3C4142). oklch(36.1% 0.032 120), rgb(59, 64, 45).
Aa
White text reads best on this color (10.72:1).
About this color
#3B402D is a dark, muted brown. In OKLCH its lightness is 36%, its chroma 0.032 and its hue 120°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.034 away. White text reads best on it, at 10.72:1.
| Hue family | Browns |
| Lightness | dark (36%) |
| Chroma | muted (0.032) |
| Temperature | in between |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 1.95:1 |
| White text | 10.72:1 |
Values
| HEX | #3B402D |
| RGB | rgb(59, 64, 45) |
| HSL | hsl(76, 17%, 21%) |
| OKLCH | oklch(36.1% 0.032 120) |
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 #3B402D | 10.72:1 | AAA | Lc -98.8 | Preferred for body text |
| Black text on #3B402D | 1.95:1 | Fails | Lc 9.0 | Not readable |
| #3B402D text on white | 10.72:1 | AAA | Lc 94.9 | Preferred for body text |
| #3B402D text on black | 1.95:1 | Fails | Lc -7.7 | 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
#F5F6F3
oklch(97.2% 0.004 121.6)
-
Step 100
100
#E9EBE5
oklch(93.7% 0.008 121.6)
-
Step 200
200
#D8DAD1
oklch(88.4% 0.012 116.8)
-
Step 300
300
#BEC3B2
oklch(80.8% 0.024 120.3)
-
Step 400
400
#9DA48A
oklch(70.6% 0.038 119.6)
-
Step 500
500
#858E6D
oklch(63% 0.049 120.2)
-
Step 600
600
#6F7855
oklch(55.6% 0.053 119.9)
-
Step 700
700
#5D6545
oklch(49.1% 0.049 119.7)
-
Step 800
800
#4C5239
oklch(42.6% 0.04 119.1)
-
Step 900
900 (this color)
#3B402D
oklch(36.1% 0.032 120)
-
Step 950
950
#25281D
oklch(27% 0.02 120.1)
#3B402D 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) | #423E2C | 0.013 |
| Deuteranopia (no green cones) | #423E2E | 0.014 |
| Tritanopia (no blue cones) | #3D3E3B | 0.027 |
| Achromatopsia (no color) | #3E3E3E | 0.032 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3B402D
#3B402D
oklch(36.1% 0.032 120)
- #403A4C
#403A4C
oklch(36.2% 0.032 300.1)
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 #3B402D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.034
- Onyx #343A40 ΔE 0.044
- Dark Olive #373E02 ΔE 0.049
- Pakistan Green #283618 ΔE 0.054
- Evergreen #05472A ΔE 0.059
- Dark Slate Gray #2F4F4F ΔE 0.060
- Charcoal #264653 ΔE 0.063
- Pine Green #0A481E ΔE 0.067
Use #3B402D 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.