#25495E
Closest named color: Dark Grey Blue (#29465B). oklch(38.8% 0.055 236.1), rgb(37, 73, 94).
Aa
White text reads best on this color (9.57:1).
About this color
#25495E is a dark, muted blue. In OKLCH its lightness is 39%, its chroma 0.055 and its hue 236°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.010 away. White text reads best on it, at 9.57:1.
| Hue family | Blues |
| Lightness | dark (39%) |
| Chroma | muted (0.055) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.19:1 |
| White text | 9.57:1 |
Values
| HEX | #25495E |
| RGB | rgb(37, 73, 94) |
| HSL | hsl(202, 44%, 26%) |
| OKLCH | oklch(38.8% 0.055 236.1) |
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 #25495E | 9.57:1 | AAA | Lc -96.3 | Preferred for body text |
| Black text on #25495E | 2.19:1 | Fails | Lc 11.9 | Not readable |
| #25495E text on white | 9.57:1 | AAA | Lc 92.0 | Preferred for body text |
| #25495E text on black | 2.19:1 | Fails | Lc -10.4 | 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 900.
-
Step 50
50
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E3EBF1
oklch(93.6% 0.012 239.9)
-
Step 200
200
#CCDCE6
oklch(88.5% 0.022 235)
-
Step 300
300
#A8C5D8
oklch(80.8% 0.041 236.8)
-
Step 400
400
#79A7C4
oklch(70.6% 0.065 236.6)
-
Step 500
500
#5491B6
oklch(63% 0.084 236.8)
-
Step 600
600
#367BA2
oklch(55.6% 0.092 236.5)
-
Step 700
700
#28688A
oklch(49.2% 0.084 235.5)
-
Step 800
800
#235570
oklch(42.8% 0.07 235.3)
-
Step 900
900 (this color)
#25495E
oklch(38.8% 0.055 236.1)
-
Step 950
950
#152935
oklch(27% 0.034 236.3)
#25495E 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) | #3F485F | 0.033 |
| Deuteranopia (no green cones) | #37425E | 0.029 |
| Tritanopia (no blue cones) | #004E50 | 0.041 |
| Achromatopsia (no color) | #454545 | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #25495E
#25495E
oklch(38.8% 0.055 236.1)
- #5B3D27
#5B3D27
oklch(38.9% 0.054 56.6)
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 #25495E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.010
- Charcoal #264653 ΔE 0.019
- Dark Slate Gray #2F4F4F ΔE 0.039
- Dark Teal #014D4E ΔE 0.042
- Deep Teal #00555A ΔE 0.045
- Dark Blue Grey #1F3B4D ΔE 0.050
- Charcoal Grey #3C4142 ΔE 0.052
- Twilight Blue #0A437A ΔE 0.059
Use #25495E 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.