#37232A
Closest named color: Jet (#212529). oklch(28.4% 0.033 356.7), rgb(55, 35, 42).
Aa
White text reads best on this color (14.62:1).
About this color
#37232A is a dark, muted red. In OKLCH its lightness is 28%, its chroma 0.033 and its hue 357°. Its hue sits on the warm side of the wheel. The nearest named color is Jet (#212529), ΔE 0.043 away. White text reads best on it, at 14.62:1.
| Hue family | Reds |
| Lightness | dark (28%) |
| Chroma | muted (0.033) |
| Temperature | warm |
| Nearest name | Jet (#212529) |
| Black text | 1.43:1 |
| White text | 14.62:1 |
Values
| HEX | #37232A |
| RGB | rgb(55, 35, 42) |
| HSL | hsl(339, 22%, 18%) |
| OKLCH | oklch(28.4% 0.033 356.7) |
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 #37232A | 14.62:1 | AAA | Lc -104.3 | Preferred for body text |
| Black text on #37232A | 1.43:1 | Fails | Lc 0.0 | Not readable |
| #37232A text on white | 14.62:1 | AAA | Lc 101.4 | Preferred for body text |
| #37232A text on black | 1.43:1 | 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
#F9F4F5
oklch(97.1% 0.006 3.3)
-
Step 100
100
#F1E7EA
oklch(93.7% 0.012 357)
-
Step 200
200
#E6D4D9
oklch(88.6% 0.021 358.7)
-
Step 300
300
#D6B7C1
oklch(80.9% 0.038 356.6)
-
Step 400
400
#C191A1
oklch(70.7% 0.062 357)
-
Step 500
500
#B0758A
oklch(63% 0.079 356.6)
-
Step 600
600
#9B5D74
oklch(55.5% 0.086 356.5)
-
Step 700
700
#854D62
oklch(49.2% 0.08 356.5)
-
Step 800
800
#6C3F50
oklch(42.7% 0.067 356.1)
-
Step 900
900
#583642
oklch(37.8% 0.052 357.1)
-
Step 950
950 (this color)
#37232A
oklch(28.4% 0.033 356.7)
#37232A 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) | #25272A | 0.036 |
| Deuteranopia (no green cones) | #2A2A2A | 0.033 |
| Tritanopia (no blue cones) | #3A2225 | 0.010 |
| Achromatopsia (no color) | #292929 | 0.033 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #37232A
#37232A
oklch(28.4% 0.033 356.7)
- #172F29
#172F29
oklch(28.3% 0.032 175.9)
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 #37232A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jet #212529 ΔE 0.043
- Space Cadet #2B2D42 ΔE 0.049
- Dark #1B2431 ΔE 0.053
- Gunmetal #293241 ΔE 0.056
- Oxford Blue #1B263B ΔE 0.057
- Dark Brown #341C02 ΔE 0.060
- Chocolate Brown #411900 ΔE 0.060
- Onyx #343A40 ΔE 0.073
Use #37232A 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.