#37232C
Closest named color: Jet (#212529). oklch(28.4% 0.034 350.9), rgb(55, 35, 44).
Aa
White text reads best on this color (14.59:1).
About this color
#37232C is a dark, muted red. In OKLCH its lightness is 28%, its chroma 0.034 and its hue 351°. 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 14.59:1.
| Hue family | Reds |
| Lightness | dark (28%) |
| Chroma | muted (0.034) |
| Temperature | warm |
| Nearest name | Jet (#212529) |
| Black text | 1.43:1 |
| White text | 14.59:1 |
Values
| HEX | #37232C |
| RGB | rgb(55, 35, 44) |
| HSL | hsl(333, 22%, 18%) |
| OKLCH | oklch(28.4% 0.034 350.9) |
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 #37232C | 14.59:1 | AAA | Lc -104.2 | Preferred for body text |
| Black text on #37232C | 1.43:1 | Fails | Lc 0.0 | Not readable |
| #37232C text on white | 14.59:1 | AAA | Lc 101.3 | Preferred for body text |
| #37232C 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
#F8F4F6
oklch(97.1% 0.005 345.3)
-
Step 100
100
#F0E7EB
oklch(93.6% 0.011 348.4)
-
Step 200
200
#E6D3DB
oklch(88.5% 0.024 350.2)
-
Step 300
300
#D6B7C4
oklch(81% 0.039 350.8)
-
Step 400
400
#C091A6
oklch(70.8% 0.063 350.3)
-
Step 500
500
#B07590
oklch(63.2% 0.082 350.7)
-
Step 600
600
#9B5D7A
oklch(55.7% 0.089 350.9)
-
Step 700
700
#844C67
oklch(49.1% 0.083 350.3)
-
Step 800
800
#6B3F54
oklch(42.7% 0.068 350.3)
-
Step 900
900
#573645
oklch(37.7% 0.052 351.1)
-
Step 950
950 (this color)
#37232C
oklch(28.4% 0.034 350.9)
#37232C 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) | #25272C | 0.036 |
| Deuteranopia (no green cones) | #2A2A2C | 0.032 |
| Tritanopia (no blue cones) | #3A2226 | 0.012 |
| Achromatopsia (no color) | #292929 | 0.034 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #37232C
#37232C
oklch(28.4% 0.034 350.9)
- #172F28
#172F28
oklch(28.3% 0.033 173)
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 #37232C, 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 0.047
- Dark #1B2431 ΔE 0.052
- Gunmetal #293241 ΔE 0.055
- Oxford Blue #1B263B ΔE 0.055
- Dark Brown #341C02 ΔE 0.063
- Chocolate Brown #411900 ΔE 0.063
- Onyx #343A40 ΔE 0.072
Use #37232C 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.