#371E21
Closest named color: Jet (#212529). oklch(26.9% 0.039 12.3), rgb(55, 30, 33).
Aa
White text reads best on this color (15.32:1).
About this color
#371E21 is a dark, muted red. In OKLCH its lightness is 27%, its chroma 0.039 and its hue 12°. Its hue sits on the warm side of the wheel. The nearest named color is Jet (#212529), ΔE 0.046 away. White text reads best on it, at 15.32:1.
| Hue family | Reds |
| Lightness | dark (27%) |
| Chroma | muted (0.039) |
| Temperature | warm |
| Nearest name | Jet (#212529) |
| Black text | 1.37:1 |
| White text | 15.32:1 |
Values
| HEX | #371E21 |
| RGB | rgb(55, 30, 33) |
| HSL | hsl(353, 29%, 17%) |
| OKLCH | oklch(26.9% 0.039 12.3) |
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 #371E21 | 15.32:1 | AAA | Lc -104.9 | Preferred for body text |
| Black text on #371E21 | 1.37:1 | Fails | Lc 0.0 | Not readable |
| #371E21 text on white | 15.32:1 | AAA | Lc 102.1 | Preferred for body text |
| #371E21 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
#FAF4F4
oklch(97.2% 0.006 17.3)
-
Step 100
100
#F3E6E7
oklch(93.6% 0.014 12)
-
Step 200
200
#EAD3D4
oklch(88.6% 0.026 14.6)
-
Step 300
300
#DDB5B8
oklch(80.9% 0.046 13.1)
-
Step 400
400
#CA8E94
oklch(70.7% 0.073 12.5)
-
Step 500
500
#BB717A
oklch(63.1% 0.094 12.3)
-
Step 600
600
#A75863
oklch(55.7% 0.104 12.2)
-
Step 700
700
#8F4852
oklch(49.2% 0.096 12.4)
-
Step 800
800
#743B43
oklch(42.7% 0.08 12.2)
-
Step 900
900
#5E3339
oklch(37.7% 0.062 11.5)
-
Step 950
950 (this color)
#371E21
oklch(26.9% 0.039 12.3)
#371E21 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) | #222221 | 0.043 |
| Deuteranopia (no green cones) | #292721 | 0.039 |
| Tritanopia (no blue cones) | #3B1C1F | 0.010 |
| Achromatopsia (no color) | #252525 | 0.040 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #371E21
#371E21
oklch(26.9% 0.039 12.3)
- #092C2B
#092C2B
oklch(26.8% 0.039 192.4)
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 #371E21, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jet #212529 ΔE 0.046
- Dark Brown #341C02 ΔE 0.046
- Chocolate Brown #411900 ΔE 0.047
- Dark #1B2431 ΔE 0.058
- Space Cadet #2B2D42 ΔE 0.066
- Deep Brown #410200 ΔE 0.066
- Oxford Blue #1B263B ΔE 0.067
- Dark Maroon #3C0008 ΔE 0.068
Use #371E21 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.