#25314A
Closest named color: Space Cadet (#2B2D42). oklch(31.5% 0.048 264.2), rgb(37, 49, 74).
Aa
White text reads best on this color (12.98:1).
About this color
#25314A is a dark, muted blue. In OKLCH its lightness is 31%, its chroma 0.048 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.018 away. White text reads best on it, at 12.98:1.
| Hue family | Blues |
| Lightness | dark (31%) |
| Chroma | muted (0.048) |
| Temperature | cool |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.61:1 |
| White text | 12.98:1 |
Values
| HEX | #25314A |
| RGB | rgb(37, 49, 74) |
| HSL | hsl(221, 33%, 22%) |
| OKLCH | oklch(31.5% 0.048 264.2) |
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 #25314A | 12.98:1 | AAA | Lc -102.4 | Preferred for body text |
| Black text on #25314A | 1.61:1 | Fails | Lc 0.0 | Not readable |
| #25314A text on white | 12.98:1 | AAA | Lc 99.2 | Preferred for body text |
| #25314A text on black | 1.61:1 | 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
#F3F5FB
oklch(97% 0.008 271.3)
-
Step 100
100
#E4EAF5
oklch(93.6% 0.016 262.8)
-
Step 200
200
#CFD9EF
oklch(88.4% 0.032 266.1)
-
Step 300
300
#AEC1E6
oklch(80.9% 0.056 263.7)
-
Step 400
400
#84A0DA
oklch(70.7% 0.091 264.3)
-
Step 500
500
#6587D0
oklch(63% 0.117 264.3)
-
Step 600
600
#4D70BD
oklch(55.6% 0.127 264.3)
-
Step 700
700
#3E5DA3
oklch(49% 0.118 264.5)
-
Step 800
800
#334D84
oklch(42.8% 0.097 263.7)
-
Step 900
900
#2D406A
oklch(37.7% 0.076 264.6)
-
Step 950
950 (this color)
#25314A
oklch(31.5% 0.048 264.2)
#25314A 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) | #28334B | 0.008 |
| Deuteranopia (no green cones) | #243049 | 0.004 |
| Tritanopia (no blue cones) | #17363A | 0.042 |
| Achromatopsia (no color) | #313131 | 0.048 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #25314A
#25314A
oklch(31.5% 0.048 264.2)
- #3D2F12
#3D2F12
oklch(31.4% 0.048 83.5)
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 #25314A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.018
- Gunmetal #293241 ΔE 0.018
- Prussian Blue #1D3557 ΔE 0.025
- Dark Blue Grey #1F3B4D ΔE 0.032
- Midnight Green #073B4C ΔE 0.039
- Oxford Blue #1B263B ΔE 0.046
- Onyx #343A40 ΔE 0.047
- Marine #042E60 ΔE 0.053
Use #25314A 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.