#25235F
Closest named color: Marine (#042E60). oklch(29.8% 0.104 279.5), rgb(37, 35, 95).
Aa
White text reads best on this color (14.14:1).
About this color
#25235F is a dark, moderately saturated blue. In OKLCH its lightness is 30%, its chroma 0.104 and its hue 280°. Its hue sits on the cool side of the wheel. The nearest named color is Marine (#042E60), ΔE 0.042 away. White text reads best on it, at 14.14:1.
| Hue family | Blues |
| Lightness | dark (30%) |
| Chroma | moderately saturated (0.104) |
| Temperature | cool |
| Nearest name | Marine (#042E60) |
| Black text | 1.48:1 |
| White text | 14.14:1 |
Values
| HEX | #25235F |
| RGB | rgb(37, 35, 95) |
| HSL | hsl(242, 46%, 25%) |
| OKLCH | oklch(29.8% 0.104 279.5) |
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 #25235F | 14.14:1 | AAA | Lc -103.6 | Preferred for body text |
| Black text on #25235F | 1.48:1 | Fails | Lc 0.0 | Not readable |
| #25235F text on white | 14.14:1 | AAA | Lc 100.6 | Preferred for body text |
| #25235F text on black | 1.48:1 | 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
#F3F5FF
oklch(97.2% 0.013 277.1)
-
Step 100
100
#E5E8FF
oklch(93.6% 0.031 279.9)
-
Step 200
200
#D1D6FF
oklch(88.5% 0.057 279.7)
-
Step 300
300
#B3BAFF
oklch(80.8% 0.098 279.5)
-
Step 400
400
#8E93FF
oklch(70.6% 0.156 279.6)
-
Step 500
500
#7573FF
oklch(63% 0.202 279.5)
-
Step 600
600
#614DFF
oklch(55.7% 0.25 279.6)
-
Step 700
700
#5231E9
oklch(49% 0.253 279.7)
-
Step 800
800
#422CBC
oklch(42.6% 0.21 279.6)
-
Step 900
900
#362C94
oklch(37.7% 0.163 279.5)
-
Step 950
950 (this color)
#25235F
oklch(29.8% 0.104 279.5)
#25235F 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) | #002D61 | 0.043 |
| Deuteranopia (no green cones) | #00295E | 0.041 |
| Tritanopia (no blue cones) | #05313D | 0.089 |
| Achromatopsia (no color) | #2B2B2B | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #25235F
#25235F
oklch(29.8% 0.104 279.5)
- #352D00
#352D00
oklch(29.7% 0.061 98.6)
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 #25235F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine #042E60 ΔE 0.042
- Midnight Blue #191970 ΔE 0.044
- Prussian Blue #1D3557 ΔE 0.057
- Dark Indigo #1F0954 ΔE 0.063
- Marine Blue #01386A ΔE 0.064
- Space Cadet #2B2D42 ΔE 0.066
- Oxford Blue #1B263B ΔE 0.070
- Gunmetal #293241 ΔE 0.078
Use #25235F 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.