#252451
Closest named color: Space Cadet (#2B2D42). oklch(28.8% 0.08 281.1), rgb(37, 36, 81).
Aa
White text reads best on this color (14.48:1).
About this color
#252451 is a dark, moderately saturated purple. In OKLCH its lightness is 29%, its chroma 0.080 and its hue 281°. Its hue sits on the cool side of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.045 away. White text reads best on it, at 14.48:1.
| Hue family | Purples |
| Lightness | dark (29%) |
| Chroma | moderately saturated (0.080) |
| Temperature | cool |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.44:1 |
| White text | 14.48:1 |
Values
| HEX | #252451 |
| RGB | rgb(37, 36, 81) |
| HSL | hsl(241, 38%, 23%) |
| OKLCH | oklch(28.8% 0.08 281.1) |
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 #252451 | 14.48:1 | AAA | Lc -104.0 | Preferred for body text |
| Black text on #252451 | 1.44:1 | Fails | Lc 0.0 | Not readable |
| #252451 text on white | 14.48:1 | AAA | Lc 101.1 | Preferred for body text |
| #252451 text on black | 1.44:1 | 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
#F4F5FE
oklch(97.2% 0.012 281.1)
-
Step 100
100
#E6E8FC
oklch(93.5% 0.027 281.3)
-
Step 200
200
#D2D6FC
oklch(88.5% 0.052 280.5)
-
Step 300
300
#B5BAFD
oklch(80.9% 0.095 280.7)
-
Step 400
400
#9193FC
oklch(70.7% 0.151 281)
-
Step 500
500
#7974F9
oklch(63.1% 0.193 281)
-
Step 600
600
#6558E8
oklch(55.7% 0.209 281.2)
-
Step 700
700
#5446CA
oklch(49% 0.196 281.2)
-
Step 800
800
#443BA3
oklch(42.6% 0.161 281)
-
Step 900
900
#393482
oklch(37.7% 0.127 281.3)
-
Step 950
950 (this color)
#252451
oklch(28.8% 0.08 281.1)
#252451 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) | #0E2B53 | 0.033 |
| Deuteranopia (no green cones) | #0B2850 | 0.034 |
| Tritanopia (no blue cones) | #142E36 | 0.070 |
| Achromatopsia (no color) | #292929 | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #252451
#252451
oklch(28.8% 0.08 281.1)
- #312B00
#312B00
oklch(28.7% 0.06 101.2)
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 #252451, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.045
- Oxford Blue #1B263B ΔE 0.046
- Marine #042E60 ΔE 0.047
- Prussian Blue #1D3557 ΔE 0.051
- Gunmetal #293241 ΔE 0.060
- Dark #1B2431 ΔE 0.063
- Dark Indigo #1F0954 ΔE 0.065
- Midnight Blue #191970 ΔE 0.066
Use #252451 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.