#371F20
Closest named color: Dark Brown (#341C02). oklch(27.1% 0.038 17.1), rgb(55, 31, 32).
Aa
White text reads best on this color (15.22:1).
About this color
#371F20 is a dark, muted red. In OKLCH its lightness is 27%, its chroma 0.038 and its hue 17°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Brown (#341C02), ΔE 0.044 away. White text reads best on it, at 15.22:1.
| Hue family | Reds |
| Lightness | dark (27%) |
| Chroma | muted (0.038) |
| Temperature | warm |
| Nearest name | Dark Brown (#341C02) |
| Black text | 1.37:1 |
| White text | 15.22:1 |
Values
| HEX | #371F20 |
| RGB | rgb(55, 31, 32) |
| HSL | hsl(357, 28%, 17%) |
| OKLCH | oklch(27.1% 0.038 17.1) |
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 #371F20 | 15.22:1 | AAA | Lc -104.8 | Preferred for body text |
| Black text on #371F20 | 1.37:1 | Fails | Lc 0.0 | Not readable |
| #371F20 text on white | 15.22:1 | AAA | Lc 102.0 | Preferred for body text |
| #371F20 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
#F9F4F4
oklch(97.1% 0.005 17.2)
-
Step 100
100
#F2E7E7
oklch(93.7% 0.012 17.4)
-
Step 200
200
#E9D3D3
oklch(88.5% 0.025 17.6)
-
Step 300
300
#DCB6B6
oklch(81% 0.044 18.1)
-
Step 400
400
#C98F91
oklch(70.7% 0.071 16.7)
-
Step 500
500
#BA7275
oklch(63% 0.091 17.3)
-
Step 600
600
#A55A5E
oklch(55.6% 0.098 17.4)
-
Step 700
700
#8D494E
oklch(49% 0.092 16.4)
-
Step 800
800
#733D40
oklch(42.8% 0.076 17.2)
-
Step 900
900
#5D3436
oklch(37.7% 0.059 17.1)
-
Step 950
950 (this color)
#371F20
oklch(27.1% 0.038 17.1)
#371F20 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) | #242320 | 0.039 |
| Deuteranopia (no green cones) | #292720 | 0.037 |
| Tritanopia (no blue cones) | #3B1C1F | 0.011 |
| Achromatopsia (no color) | #262626 | 0.038 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #371F20
#371F20
oklch(27.1% 0.038 17.1)
- #0C2C2D
#0C2C2D
oklch(27% 0.037 198.1)
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 #371F20, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Brown #341C02 ΔE 0.044
- Chocolate Brown #411900 ΔE 0.045
- Jet #212529 ΔE 0.045
- Dark #1B2431 ΔE 0.058
- Space Cadet #2B2D42 ΔE 0.066
- Deep Brown #410200 ΔE 0.067
- Oxford Blue #1B263B ΔE 0.067
- Mahogany #4A0100 ΔE 0.070
Use #371F20 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.