#4B401B
Closest named color: Dark Olive (#373E02). oklch(37.4% 0.056 93), rgb(75, 64, 27).
Aa
White text reads best on this color (10.25:1).
About this color
#4B401B is a dark, muted brown. In OKLCH its lightness is 37%, its chroma 0.056 and its hue 93°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Olive (#373E02), ΔE 0.045 away. White text reads best on it, at 10.25:1.
| Hue family | Browns |
| Lightness | dark (37%) |
| Chroma | muted (0.056) |
| Temperature | warm |
| Nearest name | Dark Olive (#373E02) |
| Black text | 2.04:1 |
| White text | 10.25:1 |
Values
| HEX | #4B401B |
| RGB | rgb(75, 64, 27) |
| HSL | hsl(46, 47%, 20%) |
| OKLCH | oklch(37.4% 0.056 93) |
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 #4B401B | 10.25:1 | AAA | Lc -97.8 | Preferred for body text |
| Black text on #4B401B | 2.04:1 | Fails | Lc 10.2 | Not readable |
| #4B401B text on white | 10.25:1 | AAA | Lc 93.8 | Preferred for body text |
| #4B401B text on black | 2.04:1 | Fails | Lc -8.8 | 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
#F7F5F1
oklch(97.1% 0.006 84.6)
-
Step 100
100
#ECEAE1
oklch(93.6% 0.012 96.4)
-
Step 200
200
#DED9C8
oklch(88.5% 0.024 93.4)
-
Step 300
300
#CAC0A2
oklch(80.8% 0.042 91.8)
-
Step 400
400
#AFA070
oklch(70.7% 0.067 92.8)
-
Step 500
500
#9B8849
oklch(63% 0.086 93)
-
Step 600
600
#86722A
oklch(55.7% 0.094 93.5)
-
Step 700
700
#725F1D
oklch(49.1% 0.087 92.6)
-
Step 800
800
#5D4E1A
oklch(42.8% 0.072 92.9)
-
Step 900
900 (this color)
#4B401B
oklch(37.4% 0.056 93)
-
Step 950
950
#2C2611
oklch(26.9% 0.036 93.9)
#4B401B 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) | #473F17 | 0.009 |
| Deuteranopia (no green cones) | #49421D | 0.006 |
| Tritanopia (no blue cones) | #513B38 | 0.052 |
| Achromatopsia (no color) | #414141 | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B401B
#4B401B
oklch(37.4% 0.056 93)
- #373F5F
#373F5F
oklch(37.5% 0.056 272.7)
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 #4B401B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.045
- Mud Brown #60460F ΔE 0.046
- Green Brown #544E03 ΔE 0.054
- Charcoal Grey #3C4142 ΔE 0.060
- Pakistan Green #283618 ΔE 0.071
- Navy Green #35530A ΔE 0.073
- Onyx #343A40 ΔE 0.074
- Evergreen #05472A ΔE 0.079
Use #4B401B 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.