#4B370E
Closest named color: Dark Olive (#373E02). oklch(35.1% 0.062 81.6), rgb(75, 55, 14).
Aa
White text reads best on this color (11.33:1).
About this color
#4B370E is a dark, muted brown. In OKLCH its lightness is 35%, its chroma 0.062 and its hue 82°. 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 11.33:1.
| Hue family | Browns |
| Lightness | dark (35%) |
| Chroma | muted (0.062) |
| Temperature | warm |
| Nearest name | Dark Olive (#373E02) |
| Black text | 1.85:1 |
| White text | 11.33:1 |
Values
| HEX | #4B370E |
| RGB | rgb(75, 55, 14) |
| HSL | hsl(40, 69%, 17%) |
| OKLCH | oklch(35.1% 0.062 81.6) |
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 #4B370E | 11.33:1 | AAA | Lc -99.8 | Preferred for body text |
| Black text on #4B370E | 1.85:1 | Fails | Lc 7.8 | Not readable |
| #4B370E text on white | 11.33:1 | AAA | Lc 96.0 | Preferred for body text |
| #4B370E text on black | 1.85:1 | 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 900.
-
Step 50
50
#F8F5F1
oklch(97.1% 0.006 75.4)
-
Step 100
100
#EEE9E0
oklch(93.5% 0.013 82.4)
-
Step 200
200
#E2D8C6
oklch(88.5% 0.027 82.4)
-
Step 300
300
#D0BE9F
oklch(80.9% 0.047 81.3)
-
Step 400
400
#B89C6A
oklch(70.6% 0.075 81.5)
-
Step 500
500
#A78340
oklch(63.1% 0.096 81)
-
Step 600
600
#926C1C
oklch(55.6% 0.104 81.3)
-
Step 700
700
#7C5A0C
oklch(49.1% 0.097 81.6)
-
Step 800
800
#654A10
oklch(42.8% 0.08 81.7)
-
Step 900
900 (this color)
#4B370E
oklch(35.1% 0.062 81.6)
-
Step 950
950
#30240E
oklch(26.9% 0.039 80.9)
#4B370E 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) | #3F3708 | 0.024 |
| Deuteranopia (no green cones) | #443C10 | 0.019 |
| Tritanopia (no blue cones) | #52312F | 0.055 |
| Achromatopsia (no color) | #3A3A3A | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B370E
#4B370E
oklch(35.1% 0.062 81.6)
- #283A5B
#283A5B
oklch(35% 0.063 261.9)
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 #4B370E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.045
- Pakistan Green #283618 ΔE 0.062
- Mud Brown #60460F ΔE 0.063
- Charcoal Grey #3C4142 ΔE 0.070
- Onyx #343A40 ΔE 0.076
- Green Brown #544E03 ΔE 0.076
- Chestnut #742802 ΔE 0.086
- Forrest Green #154406 ΔE 0.088
Use #4B370E 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.