#37275A
Closest named color: Space Cadet (#2B2D42). oklch(31.9% 0.088 295.4), rgb(55, 39, 90).
Aa
White text reads best on this color (13.12:1).
About this color
#37275A is a dark, moderately saturated purple. In OKLCH its lightness is 32%, its chroma 0.088 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 0.055 away. White text reads best on it, at 13.12:1.
| Hue family | Purples |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.088) |
| Temperature | in between |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.60:1 |
| White text | 13.12:1 |
Values
| HEX | #37275A |
| RGB | rgb(55, 39, 90) |
| HSL | hsl(259, 40%, 25%) |
| OKLCH | oklch(31.9% 0.088 295.4) |
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 #37275A | 13.12:1 | AAA | Lc -102.5 | Preferred for body text |
| Black text on #37275A | 1.60:1 | Fails | Lc 0.0 | Not readable |
| #37275A text on white | 13.12:1 | AAA | Lc 99.2 | Preferred for body text |
| #37275A text on black | 1.60:1 | 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
#EBE6FD
oklch(93.6% 0.031 295.8)
-
Step 200
200
#DCD2FC
oklch(88.5% 0.058 296.1)
-
Step 300
300
#C6B3FD
oklch(80.9% 0.105 295.8)
-
Step 400
400
#AA88FC
oklch(70.8% 0.166 295.3)
-
Step 500
500
#9764FA
oklch(63.1% 0.214 295.2)
-
Step 600
600
#8344E9
oklch(55.6% 0.232 295.2)
-
Step 700
700
#7033CA
oklch(49.1% 0.216 295.7)
-
Step 800
800
#5B2DA3
oklch(42.8% 0.178 295.7)
-
Step 900
900
#4A2A82
oklch(37.7% 0.14 295.6)
-
Step 950
950 (this color)
#37275A
oklch(31.9% 0.088 295.4)
#37275A 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) | #12315C | 0.057 |
| Deuteranopia (no green cones) | #163059 | 0.053 |
| Tritanopia (no blue cones) | #2F313C | 0.070 |
| Achromatopsia (no color) | #303030 | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #37275A
#37275A
oklch(31.9% 0.088 295.4)
- #313700
#313700
oklch(32% 0.073 116.3)
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 #37275A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.055
- Prussian Blue #1D3557 ΔE 0.055
- Marine #042E60 ΔE 0.065
- Gunmetal #293241 ΔE 0.066
- Marine Blue #01386A ΔE 0.074
- Deep Violet #490648 ΔE 0.076
- Plum Purple #4E0550 ΔE 0.076
- Oxford Blue #1B263B ΔE 0.076
Use #37275A 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.