#372F40
Closest named color: Space Cadet (#2B2D42). oklch(32.1% 0.032 306.1), rgb(55, 47, 64).
Aa
White text reads best on this color (12.78:1).
About this color
#372F40 is a dark, muted purple. In OKLCH its lightness is 32%, its chroma 0.032 and its hue 306°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.023 away. White text reads best on it, at 12.78:1.
| Hue family | Purples |
| Lightness | dark (32%) |
| Chroma | muted (0.032) |
| Temperature | in between |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.64:1 |
| White text | 12.78:1 |
Values
| HEX | #372F40 |
| RGB | rgb(55, 47, 64) |
| HSL | hsl(268, 15%, 22%) |
| OKLCH | oklch(32.1% 0.032 306.1) |
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 #372F40 | 12.78:1 | AAA | Lc -102.2 | Preferred for body text |
| Black text on #372F40 | 1.64:1 | Fails | Lc 0.0 | Not readable |
| #372F40 text on white | 12.78:1 | AAA | Lc 98.9 | Preferred for body text |
| #372F40 text on black | 1.64:1 | 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
#F6F5F8
oklch(97.2% 0.004 301.4)
-
Step 100
100
#EBE8F0
oklch(93.6% 0.011 303.1)
-
Step 200
200
#DCD6E4
oklch(88.5% 0.02 305.2)
-
Step 300
300
#C6BBD4
oklch(80.9% 0.037 305.4)
-
Step 400
400
#AA97BF
oklch(70.7% 0.061 306.4)
-
Step 500
500
#957EAE
oklch(63.2% 0.075 306.2)
-
Step 600
600
#7F669A
oklch(55.5% 0.084 305.9)
-
Step 700
700
#6C5583
oklch(49.1% 0.077 306.7)
-
Step 800
800
#58466B
oklch(42.8% 0.064 306.2)
-
Step 900
900
#483B57
oklch(37.8% 0.05 305.4)
-
Step 950
950 (this color)
#372F40
oklch(32.1% 0.032 306.1)
#372F40 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) | #2C3241 | 0.020 |
| Deuteranopia (no green cones) | #2E323F | 0.018 |
| Tritanopia (no blue cones) | #363135 | 0.023 |
| Achromatopsia (no color) | #323232 | 0.032 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #372F40
#372F40
oklch(32.1% 0.032 306.1)
- #2F3624
#2F3624
oklch(32.1% 0.032 125.4)
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 #372F40, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.023
- Gunmetal #293241 ΔE 0.024
- Onyx #343A40 ΔE 0.036
- Dark Blue Grey #1F3B4D ΔE 0.049
- Prussian Blue #1D3557 ΔE 0.053
- Oxford Blue #1B263B ΔE 0.059
- Charcoal Grey #3C4142 ΔE 0.060
- Midnight Green #073B4C ΔE 0.062
Use #372F40 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.