#31224B
Closest named color: Space Cadet (#2B2D42). oklch(29.2% 0.074 298.6), rgb(49, 34, 75).
Aa
White text reads best on this color (14.37:1).
About this color
#31224B is a dark, moderately saturated purple. In OKLCH its lightness is 29%, its chroma 0.074 and its hue 299°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.042 away. White text reads best on it, at 14.37:1.
| Hue family | Purples |
| Lightness | dark (29%) |
| Chroma | moderately saturated (0.074) |
| Temperature | in between |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.46:1 |
| White text | 14.37:1 |
Values
| HEX | #31224B |
| RGB | rgb(49, 34, 75) |
| HSL | hsl(262, 38%, 21%) |
| OKLCH | oklch(29.2% 0.074 298.6) |
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 #31224B | 14.37:1 | AAA | Lc -103.9 | Preferred for body text |
| Black text on #31224B | 1.46:1 | Fails | Lc 0.0 | Not readable |
| #31224B text on white | 14.37:1 | AAA | Lc 101.0 | Preferred for body text |
| #31224B text on black | 1.46:1 | 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
#F6F4FC
oklch(97.1% 0.011 297.6)
-
Step 100
100
#ECE7F9
oklch(93.7% 0.025 298.6)
-
Step 200
200
#DDD3F6
oklch(88.6% 0.049 298.5)
-
Step 300
300
#C8B5F2
oklch(81% 0.087 298.7)
-
Step 400
400
#AC8CEB
oklch(70.7% 0.139 298.3)
-
Step 500
500
#996BE5
oklch(63% 0.179 298.5)
-
Step 600
600
#854FD3
oklch(55.6% 0.195 298.7)
-
Step 700
700
#713FB7
oklch(49.2% 0.181 298.7)
-
Step 800
800
#5C3594
oklch(42.8% 0.15 298.8)
-
Step 900
900
#4B2F76
oklch(37.7% 0.117 298.8)
-
Step 950
950 (this color)
#31224B
oklch(29.2% 0.074 298.6)
#31224B 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) | #142A4C | 0.049 |
| Deuteranopia (no green cones) | #182A4A | 0.045 |
| Tritanopia (no blue cones) | #2C2A33 | 0.057 |
| Achromatopsia (no color) | #2A2A2A | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #31224B
#31224B
oklch(29.2% 0.074 298.6)
- #293000
#293000
oklch(29.2% 0.068 118.1)
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 #31224B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.042
- Oxford Blue #1B263B ΔE 0.052
- Gunmetal #293241 ΔE 0.058
- Prussian Blue #1D3557 ΔE 0.062
- Dark #1B2431 ΔE 0.065
- Dark Purple #35063E ΔE 0.065
- Eggplant Purple #430541 ΔE 0.068
- Eggplant #380835 ΔE 0.069
Use #31224B 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.