#372557
Closest named color: Space Cadet (#2B2D42). oklch(31.3% 0.087 297.8), rgb(55, 37, 87).
Aa
White text reads best on this color (13.42:1).
About this color
#372557 is a dark, moderately saturated purple. In OKLCH its lightness is 31%, its chroma 0.087 and its hue 298°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.053 away. White text reads best on it, at 13.42:1.
| Hue family | Purples |
| Lightness | dark (31%) |
| Chroma | moderately saturated (0.087) |
| Temperature | in between |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.56:1 |
| White text | 13.42:1 |
Values
| HEX | #372557 |
| RGB | rgb(55, 37, 87) |
| HSL | hsl(262, 40%, 24%) |
| OKLCH | oklch(31.3% 0.087 297.8) |
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 #372557 | 13.42:1 | AAA | Lc -102.9 | Preferred for body text |
| Black text on #372557 | 1.56:1 | Fails | Lc 0.0 | Not readable |
| #372557 text on white | 13.42:1 | AAA | Lc 99.7 | Preferred for body text |
| #372557 text on black | 1.56:1 | 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
#F6F4FE
oklch(97.2% 0.013 295.3)
-
Step 100
100
#ECE6FC
oklch(93.6% 0.03 298.3)
-
Step 200
200
#DDD2FB
oklch(88.6% 0.057 297.5)
-
Step 300
300
#C8B2FB
oklch(80.8% 0.104 297.9)
-
Step 400
400
#AE87F9
oklch(70.8% 0.165 297.8)
-
Step 500
500
#9B63F6
oklch(63.1% 0.211 297.6)
-
Step 600
600
#8743E5
oklch(55.6% 0.23 297.5)
-
Step 700
700
#7332C7
oklch(49.1% 0.214 297.7)
-
Step 800
800
#5D2CA1
oklch(42.7% 0.177 297.4)
-
Step 900
900
#4C2A80
oklch(37.7% 0.138 297.5)
-
Step 950
950 (this color)
#372557
oklch(31.3% 0.087 297.8)
#372557 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) | #112F59 | 0.059 |
| Deuteranopia (no green cones) | #162E56 | 0.055 |
| Tritanopia (no blue cones) | #302F3A | 0.068 |
| Achromatopsia (no color) | #2F2F2F | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #372557
#372557
oklch(31.3% 0.087 297.8)
- #2E3600
#2E3600
oklch(31.4% 0.073 118.5)
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 #372557, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.053
- Prussian Blue #1D3557 ΔE 0.059
- Gunmetal #293241 ΔE 0.066
- Marine #042E60 ΔE 0.068
- Deep Violet #490648 ΔE 0.071
- Plum Purple #4E0550 ΔE 0.072
- Oxford Blue #1B263B ΔE 0.073
- Eggplant Purple #430541 ΔE 0.075
Use #372557 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.