#37233D
Closest named color: Space Cadet (#2B2D42). oklch(29.3% 0.053 318.2), rgb(55, 35, 61).
Aa
White text reads best on this color (14.28:1).
About this color
#37233D is a dark, muted purple. In OKLCH its lightness is 29%, its chroma 0.053 and its hue 318°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.036 away. White text reads best on it, at 14.28:1.
| Hue family | Purples |
| Lightness | dark (29%) |
| Chroma | muted (0.053) |
| Temperature | in between |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.47:1 |
| White text | 14.28:1 |
Values
| HEX | #37233D |
| RGB | rgb(55, 35, 61) |
| HSL | hsl(286, 27%, 19%) |
| OKLCH | oklch(29.3% 0.053 318.2) |
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 #37233D | 14.28:1 | AAA | Lc -103.9 | Preferred for body text |
| Black text on #37233D | 1.47:1 | Fails | Lc 0.0 | Not readable |
| #37233D text on white | 14.28:1 | AAA | Lc 100.9 | Preferred for body text |
| #37233D text on black | 1.47:1 | 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
#F8F4F9
oklch(97.2% 0.008 319.4)
-
Step 100
100
#EFE6F2
oklch(93.5% 0.019 317.7)
-
Step 200
200
#E3D2E8
oklch(88.4% 0.035 318.5)
-
Step 300
300
#D2B4DB
oklch(80.8% 0.063 318.3)
-
Step 400
400
#BB8CC9
oklch(70.6% 0.101 318.3)
-
Step 500
500
#AA6FBB
oklch(63.2% 0.128 318.5)
-
Step 600
600
#9555A7
oklch(55.6% 0.14 318.5)
-
Step 700
700
#7F4590
oklch(49.2% 0.131 318.2)
-
Step 800
800
#673974
oklch(42.6% 0.107 318.5)
-
Step 900
900
#54325E
oklch(37.8% 0.083 318.3)
-
Step 950
950 (this color)
#37233D
oklch(29.3% 0.053 318.2)
#37233D 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) | #1F293E | 0.045 |
| Deuteranopia (no green cones) | #242B3C | 0.041 |
| Tritanopia (no blue cones) | #37262D | 0.034 |
| Achromatopsia (no color) | #2A2A2A | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #37233D
#37233D
oklch(29.3% 0.053 318.2)
- #1E3217
#1E3217
oklch(29.2% 0.053 138)
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 #37233D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.036
- Gunmetal #293241 ΔE 0.050
- Oxford Blue #1B263B ΔE 0.051
- Dark #1B2431 ΔE 0.058
- Jet #212529 ΔE 0.059
- Aubergine #3D0734 ΔE 0.064
- Eggplant #380835 ΔE 0.065
- Eggplant Purple #430541 ΔE 0.068
Use #37233D 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.