#252240
Closest named color: Oxford Blue (#1B263B). oklch(27.1% 0.055 286.7), rgb(37, 34, 64).
Aa
White text reads best on this color (15.20:1).
About this color
#252240 is a dark, muted purple. In OKLCH its lightness is 27%, its chroma 0.055 and its hue 287°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.024 away. White text reads best on it, at 15.20:1.
| Hue family | Purples |
| Lightness | dark (27%) |
| Chroma | muted (0.055) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.38:1 |
| White text | 15.20:1 |
Values
| HEX | #252240 |
| RGB | rgb(37, 34, 64) |
| HSL | hsl(246, 31%, 19%) |
| OKLCH | oklch(27.1% 0.055 286.7) |
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 #252240 | 15.20:1 | AAA | Lc -104.8 | Preferred for body text |
| Black text on #252240 | 1.38:1 | Fails | Lc 0.0 | Not readable |
| #252240 text on white | 15.20:1 | AAA | Lc 102.0 | Preferred for body text |
| #252240 text on black | 1.38:1 | 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
#F5F5FB
oklch(97.2% 0.008 286.3)
-
Step 100
100
#E8E8F6
oklch(93.5% 0.019 286)
-
Step 200
200
#D7D6F0
oklch(88.5% 0.036 287.4)
-
Step 300
300
#BDBBE9
oklch(80.9% 0.064 286.9)
-
Step 400
400
#9C97DE
oklch(70.8% 0.103 286.7)
-
Step 500
500
#857BD5
oklch(63.1% 0.133 287)
-
Step 600
600
#6F63C2
oklch(55.7% 0.143 286.6)
-
Step 700
700
#5D51A8
oklch(49.1% 0.135 286.7)
-
Step 800
800
#4C4388
oklch(42.7% 0.111 286.7)
-
Step 900
900
#3F396D
oklch(37.7% 0.087 286.7)
-
Step 950
950 (this color)
#252240
oklch(27.1% 0.055 286.7)
#252240 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) | #182641 | 0.023 |
| Deuteranopia (no green cones) | #18253F | 0.022 |
| Tritanopia (no blue cones) | #1E282D | 0.048 |
| Achromatopsia (no color) | #262626 | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #252240
#252240
oklch(27.1% 0.055 286.7)
- #2A2803
#2A2803
oklch(27.1% 0.054 106.4)
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 #252240, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.024
- Dark #1B2431 ΔE 0.036
- Space Cadet #2B2D42 ΔE 0.038
- Jet #212529 ΔE 0.049
- Gunmetal #293241 ΔE 0.054
- Rich Black #0D1B2A ΔE 0.063
- Prussian Blue #1D3557 ΔE 0.066
- Marine #042E60 ΔE 0.069
Use #252240 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.