#37294B
Closest named color: Space Cadet (#2B2D42). oklch(31.3% 0.061 301.9), rgb(55, 41, 75).
Aa
White text reads best on this color (13.28:1).
About this color
#37294B is a dark, muted purple. In OKLCH its lightness is 31%, its chroma 0.061 and its hue 302°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.031 away. White text reads best on it, at 13.28:1.
| Hue family | Purples |
| Lightness | dark (31%) |
| Chroma | muted (0.061) |
| Temperature | in between |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.58:1 |
| White text | 13.28:1 |
Values
| HEX | #37294B |
| RGB | rgb(55, 41, 75) |
| HSL | hsl(265, 29%, 23%) |
| OKLCH | oklch(31.3% 0.061 301.9) |
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 #37294B | 13.28:1 | AAA | Lc -102.8 | Preferred for body text |
| Black text on #37294B | 1.58:1 | Fails | Lc 0.0 | Not readable |
| #37294B text on white | 13.28:1 | AAA | Lc 99.6 | Preferred for body text |
| #37294B text on black | 1.58:1 | 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
#F6F4FB
oklch(97.1% 0.009 299.2)
-
Step 100
100
#ECE7F6
oklch(93.6% 0.021 301.1)
-
Step 200
200
#DED3F0
oklch(88.5% 0.041 302.8)
-
Step 300
300
#C9B6E8
oklch(80.9% 0.072 302.2)
-
Step 400
400
#AE8FDD
oklch(70.8% 0.116 301.8)
-
Step 500
500
#9B71D4
oklch(63.2% 0.149 301.9)
-
Step 600
600
#8657C1
oklch(55.7% 0.162 301.9)
-
Step 700
700
#7146A6
oklch(49% 0.15 301.8)
-
Step 800
800
#5C3A87
oklch(42.6% 0.125 301.7)
-
Step 900
900
#4B336C
oklch(37.7% 0.097 301.4)
-
Step 950
950 (this color)
#37294B
oklch(31.3% 0.061 301.9)
#37294B 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) | #202F4C | 0.040 |
| Deuteranopia (no green cones) | #232F4A | 0.037 |
| Tritanopia (no blue cones) | #332F36 | 0.048 |
| Achromatopsia (no color) | #303030 | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #37294B
#37294B
oklch(31.3% 0.061 301.9)
- #2C360E
#2C360E
oklch(31.4% 0.062 122)
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 #37294B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.031
- Gunmetal #293241 ΔE 0.044
- Prussian Blue #1D3557 ΔE 0.051
- Oxford Blue #1B263B ΔE 0.059
- Onyx #343A40 ΔE 0.063
- Dark Blue Grey #1F3B4D ΔE 0.064
- Marine #042E60 ΔE 0.072
- Dark #1B2431 ΔE 0.072
Use #37294B 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.