#372553
Closest named color: Space Cadet (#2B2D42). oklch(31% 0.081 299.7), rgb(55, 37, 83).
Aa
White text reads best on this color (13.53:1).
About this color
#372553 is a dark, moderately saturated purple. In OKLCH its lightness is 31%, its chroma 0.081 and its hue 300°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.048 away. White text reads best on it, at 13.53:1.
| Hue family | Purples |
| Lightness | dark (31%) |
| Chroma | moderately saturated (0.081) |
| Temperature | in between |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.55:1 |
| White text | 13.53:1 |
Values
| HEX | #372553 |
| RGB | rgb(55, 37, 83) |
| HSL | hsl(263, 38%, 24%) |
| OKLCH | oklch(31% 0.081 299.7) |
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 #372553 | 13.53:1 | AAA | Lc -103.0 | Preferred for body text |
| Black text on #372553 | 1.55:1 | Fails | Lc 0.0 | Not readable |
| #372553 text on white | 13.53:1 | AAA | Lc 99.9 | Preferred for body text |
| #372553 text on black | 1.55:1 | 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
#F6F4FD
oklch(97.1% 0.012 296.4)
-
Step 100
100
#ECE6FA
oklch(93.6% 0.027 299.5)
-
Step 200
200
#DED2F8
oklch(88.5% 0.053 299.7)
-
Step 300
300
#CAB3F6
oklch(81% 0.096 300)
-
Step 400
400
#B088F2
oklch(70.8% 0.155 299.9)
-
Step 500
500
#9D65ED
oklch(63% 0.198 299.7)
-
Step 600
600
#8947DB
oklch(55.5% 0.214 299.8)
-
Step 700
700
#7437BE
oklch(49% 0.199 299.6)
-
Step 800
800
#5F2F9A
oklch(42.7% 0.166 299.9)
-
Step 900
900
#4D2C7A
oklch(37.7% 0.128 299.7)
-
Step 950
950 (this color)
#372553
oklch(31% 0.081 299.7)
#372553 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) | #152E55 | 0.056 |
| Deuteranopia (no green cones) | #1A2E52 | 0.051 |
| Tritanopia (no blue cones) | #312E38 | 0.063 |
| Achromatopsia (no color) | #2E2E2E | 0.082 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #372553
#372553
oklch(31% 0.081 299.7)
- #2C3500
#2C3500
oklch(30.9% 0.073 119.6)
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 #372553, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.048
- Prussian Blue #1D3557 ΔE 0.058
- Gunmetal #293241 ΔE 0.062
- Oxford Blue #1B263B ΔE 0.068
- Deep Violet #490648 ΔE 0.069
- Marine #042E60 ΔE 0.069
- Plum Purple #4E0550 ΔE 0.072
- Eggplant Purple #430541 ΔE 0.072
Use #372553 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.