#37244E
Closest named color: Space Cadet (#2B2D42). oklch(30.5% 0.076 303.1), rgb(55, 36, 78).
Aa
White text reads best on this color (13.77:1).
About this color
#37244E is a dark, moderately saturated purple. In OKLCH its lightness is 31%, its chroma 0.076 and its hue 303°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.044 away. White text reads best on it, at 13.77:1.
| Hue family | Purples |
| Lightness | dark (31%) |
| Chroma | moderately saturated (0.076) |
| Temperature | in between |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.52:1 |
| White text | 13.77:1 |
Values
| HEX | #37244E |
| RGB | rgb(55, 36, 78) |
| HSL | hsl(267, 37%, 22%) |
| OKLCH | oklch(30.5% 0.076 303.1) |
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 #37244E | 13.77:1 | AAA | Lc -103.3 | Preferred for body text |
| Black text on #37244E | 1.52:1 | Fails | Lc 0.0 | Not readable |
| #37244E text on white | 13.77:1 | AAA | Lc 100.2 | Preferred for body text |
| #37244E text on black | 1.52:1 | 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
#F7F4FC
oklch(97.2% 0.011 303.1)
-
Step 100
100
#EDE6F9
oklch(93.6% 0.026 302.6)
-
Step 200
200
#DFD2F5
oklch(88.5% 0.049 302.3)
-
Step 300
300
#CCB3F1
oklch(80.9% 0.09 302.9)
-
Step 400
400
#B389EA
oklch(70.8% 0.143 302.9)
-
Step 500
500
#A167E3
oklch(63.1% 0.184 303.1)
-
Step 600
600
#8C4AD1
oklch(55.5% 0.2 302.8)
-
Step 700
700
#773AB5
oklch(49% 0.186 302.8)
-
Step 800
800
#613192
oklch(42.6% 0.154 303.2)
-
Step 900
900
#4F2D75
oklch(37.7% 0.12 302.8)
-
Step 950
950 (this color)
#37244E
oklch(30.5% 0.076 303.1)
#37244E 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) | #172D4F | 0.055 |
| Deuteranopia (no green cones) | #1C2D4D | 0.050 |
| Tritanopia (no blue cones) | #332C35 | 0.058 |
| Achromatopsia (no color) | #2D2D2D | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #37244E
#37244E
oklch(30.5% 0.076 303.1)
- #283500
#283500
oklch(30.6% 0.075 123.4)
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 #37244E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.044
- Gunmetal #293241 ΔE 0.058
- Prussian Blue #1D3557 ΔE 0.061
- Oxford Blue #1B263B ΔE 0.063
- Deep Violet #490648 ΔE 0.066
- Eggplant Purple #430541 ΔE 0.067
- Plum Purple #4E0550 ΔE 0.071
- Dark Purple #35063E ΔE 0.072
Use #37244E 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.