#25224E
Closest named color: Oxford Blue (#1B263B). oklch(28.1% 0.078 283.2), rgb(37, 34, 78).
Aa
White text reads best on this color (14.81:1).
About this color
#25224E is a dark, moderately saturated purple. In OKLCH its lightness is 28%, its chroma 0.078 and its hue 283°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.043 away. White text reads best on it, at 14.81:1.
| Hue family | Purples |
| Lightness | dark (28%) |
| Chroma | moderately saturated (0.078) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.41:1 |
| White text | 14.81:1 |
Values
| HEX | #25224E |
| RGB | rgb(37, 34, 78) |
| HSL | hsl(244, 39%, 22%) |
| OKLCH | oklch(28.1% 0.078 283.2) |
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 #25224E | 14.81:1 | AAA | Lc -104.4 | Preferred for body text |
| Black text on #25224E | 1.41:1 | Fails | Lc 0.0 | Not readable |
| #25224E text on white | 14.81:1 | AAA | Lc 101.5 | Preferred for body text |
| #25224E text on black | 1.41:1 | 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
#E7E8FC
oklch(93.6% 0.027 283.6)
-
Step 200
200
#D4D5FB
oklch(88.4% 0.052 284.1)
-
Step 300
300
#B8B9FB
oklch(80.9% 0.093 283.4)
-
Step 400
400
#9592F9
oklch(70.6% 0.148 283.2)
-
Step 500
500
#7E73F6
oklch(63.1% 0.189 283.3)
-
Step 600
600
#6957E5
oklch(55.6% 0.206 283.1)
-
Step 700
700
#5846C7
oklch(49.1% 0.191 283.1)
-
Step 800
800
#483BA1
oklch(42.8% 0.158 283.2)
-
Step 900
900
#3B3480
oklch(37.7% 0.124 282.9)
-
Step 950
950 (this color)
#25224E
oklch(28.1% 0.078 283.2)
#25224E 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) | #0D2950 | 0.035 |
| Deuteranopia (no green cones) | #0B264D | 0.035 |
| Tritanopia (no blue cones) | #172C34 | 0.068 |
| Achromatopsia (no color) | #282828 | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #25224E
#25224E
oklch(28.1% 0.078 283.2)
- #2F2A00
#2F2A00
oklch(28.2% 0.059 102.5)
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 #25224E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.043
- Space Cadet #2B2D42 ΔE 0.047
- Marine #042E60 ΔE 0.053
- Prussian Blue #1D3557 ΔE 0.058
- Dark #1B2431 ΔE 0.059
- Dark Indigo #1F0954 ΔE 0.061
- Gunmetal #293241 ΔE 0.062
- Midnight Blue #191970 ΔE 0.068
Use #25224E 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.