#372C53
Closest named color: Space Cadet (#2B2D42). oklch(32.5% 0.068 295.3), rgb(55, 44, 83).
Aa
White text reads best on this color (12.74:1).
About this color
#372C53 is a dark, muted purple. In OKLCH its lightness is 32%, its chroma 0.068 and its hue 295°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.039 away. White text reads best on it, at 12.74:1.
| Hue family | Purples |
| Lightness | dark (32%) |
| Chroma | muted (0.068) |
| Temperature | in between |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.64:1 |
| White text | 12.74:1 |
Values
| HEX | #372C53 |
| RGB | rgb(55, 44, 83) |
| HSL | hsl(257, 31%, 25%) |
| OKLCH | oklch(32.5% 0.068 295.3) |
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 #372C53 | 12.74:1 | AAA | Lc -102.1 | Preferred for body text |
| Black text on #372C53 | 1.64:1 | Fails | Lc 0.0 | Not readable |
| #372C53 text on white | 12.74:1 | AAA | Lc 98.7 | Preferred for body text |
| #372C53 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 900.
-
Step 50
50
#F6F5FA
oklch(97.2% 0.007 295.5)
-
Step 100
100
#EAE8F3
oklch(93.6% 0.015 294.5)
-
Step 200
200
#DAD6EA
oklch(88.5% 0.028 295)
-
Step 300
300
#C3BBDF
oklch(81% 0.051 295.4)
-
Step 400
400
#A497CF
oklch(70.8% 0.082 294.9)
-
Step 500
500
#8E7CC2
oklch(63.1% 0.105 295)
-
Step 600
600
#7964AE
oklch(55.6% 0.114 295.5)
-
Step 700
700
#665396
oklch(49.2% 0.106 295.3)
-
Step 800
800
#53447A
oklch(42.7% 0.088 295.2)
-
Step 900
900 (this color)
#372C53
oklch(32.5% 0.068 295.3)
-
Step 950
950
#282239
oklch(27% 0.043 295.4)
#372C53 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) | #203354 | 0.040 |
| Deuteranopia (no green cones) | #223252 | 0.037 |
| Tritanopia (no blue cones) | #31333B | 0.055 |
| Achromatopsia (no color) | #323232 | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #372C53
#372C53
oklch(32.5% 0.068 295.3)
- #333806
#333806
oklch(32.5% 0.069 115.4)
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 #372C53, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.039
- Prussian Blue #1D3557 ΔE 0.044
- Gunmetal #293241 ΔE 0.048
- Dark Blue Grey #1F3B4D ΔE 0.060
- Onyx #343A40 ΔE 0.063
- Marine #042E60 ΔE 0.066
- Oxford Blue #1B263B ΔE 0.068
- Marine Blue #01386A ΔE 0.071
Use #372C53 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.