#37200B
Closest named color: Dark Brown (#341C02). oklch(26.9% 0.048 60.6), rgb(55, 32, 11).
Aa
White text reads best on this color (15.28:1).
About this color
#37200B is a dark, muted brown. In OKLCH its lightness is 27%, its chroma 0.048 and its hue 61°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Brown (#341C02), ΔE 0.017 away. White text reads best on it, at 15.28:1.
| Hue family | Browns |
| Lightness | dark (27%) |
| Chroma | muted (0.048) |
| Temperature | warm |
| Nearest name | Dark Brown (#341C02) |
| Black text | 1.37:1 |
| White text | 15.28:1 |
Values
| HEX | #37200B |
| RGB | rgb(55, 32, 11) |
| HSL | hsl(29, 67%, 13%) |
| OKLCH | oklch(26.9% 0.048 60.6) |
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 #37200B | 15.28:1 | AAA | Lc -104.8 | Preferred for body text |
| Black text on #37200B | 1.37:1 | Fails | Lc 0.0 | Not readable |
| #37200B text on white | 15.28:1 | AAA | Lc 102.1 | Preferred for body text |
| #37200B text on black | 1.37:1 | 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
#F9F4F0
oklch(97% 0.008 61.5)
-
Step 100
100
#F2E8DF
oklch(93.6% 0.016 64.7)
-
Step 200
200
#E9D5C5
oklch(88.5% 0.031 61.1)
-
Step 300
300
#DDB99C
oklch(81% 0.057 60.7)
-
Step 400
400
#CB9364
oklch(70.7% 0.092 60.5)
-
Step 500
500
#BC7737
oklch(63.1% 0.117 60.7)
-
Step 600
600
#A75E08
oklch(55.5% 0.127 60.5)
-
Step 700
700
#8E4E00
oklch(49% 0.114 60.5)
-
Step 800
800
#754003
oklch(42.8% 0.098 60.5)
-
Step 900
900
#5E3710
oklch(37.7% 0.076 61.3)
-
Step 950
950 (this color)
#37200B
oklch(26.9% 0.048 60.6)
#37200B 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) | #272209 | 0.034 |
| Deuteranopia (no green cones) | #2C270B | 0.031 |
| Tritanopia (no blue cones) | #3D1B1B | 0.035 |
| Achromatopsia (no color) | #252525 | 0.048 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #37200B
#37200B
oklch(26.9% 0.048 60.6)
- #0D293B
#0D293B
oklch(26.9% 0.047 240.1)
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 #37200B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Brown #341C02 ΔE 0.017
- Chocolate Brown #411900 ΔE 0.026
- Jet #212529 ΔE 0.058
- Deep Brown #410200 ΔE 0.066
- Mahogany #4A0100 ΔE 0.069
- Pakistan Green #283618 ΔE 0.072
- Dark Maroon #3C0008 ΔE 0.076
- Dark #1B2431 ΔE 0.076
Use #37200B 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.