#371C21
Closest named color: Dark Brown (#341C02). oklch(26.5% 0.043 8.5), rgb(55, 28, 33).
Aa
White text reads best on this color (15.54:1).
About this color
#371C21 is a dark, muted red. In OKLCH its lightness is 27%, its chroma 0.043 and its hue 9°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Brown (#341C02), ΔE 0.048 away. White text reads best on it, at 15.54:1.
| Hue family | Reds |
| Lightness | dark (27%) |
| Chroma | muted (0.043) |
| Temperature | warm |
| Nearest name | Dark Brown (#341C02) |
| Black text | 1.35:1 |
| White text | 15.54:1 |
Values
| HEX | #371C21 |
| RGB | rgb(55, 28, 33) |
| HSL | hsl(349, 33%, 16%) |
| OKLCH | oklch(26.5% 0.043 8.5) |
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 #371C21 | 15.54:1 | AAA | Lc -105.0 | Preferred for body text |
| Black text on #371C21 | 1.35:1 | Fails | Lc 0.0 | Not readable |
| #371C21 text on white | 15.54:1 | AAA | Lc 102.4 | Preferred for body text |
| #371C21 text on black | 1.35:1 | 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
#FAF4F4
oklch(97.2% 0.006 17.3)
-
Step 100
100
#F3E6E8
oklch(93.6% 0.014 6.7)
-
Step 200
200
#EBD2D5
oklch(88.5% 0.028 9.4)
-
Step 300
300
#DFB4BA
oklch(81% 0.05 8.8)
-
Step 400
400
#CD8B96
oklch(70.6% 0.082 8.4)
-
Step 500
500
#BF6E7D
oklch(63.2% 0.104 8.6)
-
Step 600
600
#AA5466
oklch(55.6% 0.114 8.3)
-
Step 700
700
#924455
oklch(49.1% 0.106 8.1)
-
Step 800
800
#763945
oklch(42.7% 0.086 9)
-
Step 900
900
#60313A
oklch(37.7% 0.069 8.7)
-
Step 950
950 (this color)
#371C21
oklch(26.5% 0.043 8.5)
#371C21 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) | #212121 | 0.046 |
| Deuteranopia (no green cones) | #272620 | 0.045 |
| Tritanopia (no blue cones) | #3B1A1E | 0.010 |
| Achromatopsia (no color) | #242424 | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #371C21
#371C21
oklch(26.5% 0.043 8.5)
- #042C29
#042C29
oklch(26.6% 0.043 187.5)
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 #371C21, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Brown #341C02 ΔE 0.048
- Jet #212529 ΔE 0.049
- Chocolate Brown #411900 ΔE 0.049
- Dark #1B2431 ΔE 0.059
- Deep Brown #410200 ΔE 0.063
- Dark Maroon #3C0008 ΔE 0.063
- Mahogany #4A0100 ΔE 0.067
- Aubergine #3D0734 ΔE 0.068
Use #371C21 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.