#25344B
Closest named color: Gunmetal (#293241). oklch(32.3% 0.046 258.7), rgb(37, 52, 75).
Aa
White text reads best on this color (12.56:1).
About this color
#25344B is a dark, muted blue. In OKLCH its lightness is 32%, its chroma 0.046 and its hue 259°. Its hue sits on the cool side of the wheel. The nearest named color is Gunmetal (#293241), ΔE 0.018 away. White text reads best on it, at 12.56:1.
| Hue family | Blues |
| Lightness | dark (32%) |
| Chroma | muted (0.046) |
| Temperature | cool |
| Nearest name | Gunmetal (#293241) |
| Black text | 1.67:1 |
| White text | 12.56:1 |
Values
| HEX | #25344B |
| RGB | rgb(37, 52, 75) |
| HSL | hsl(216, 34%, 22%) |
| OKLCH | oklch(32.3% 0.046 258.7) |
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 #25344B | 12.56:1 | AAA | Lc -101.9 | Preferred for body text |
| Black text on #25344B | 1.67:1 | Fails | Lc 0.0 | Not readable |
| #25344B text on white | 12.56:1 | AAA | Lc 98.5 | Preferred for body text |
| #25344B text on black | 1.67:1 | 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
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E4EAF5
oklch(93.6% 0.016 262.8)
-
Step 200
200
#CDDAEE
oklch(88.5% 0.031 258.9)
-
Step 300
300
#ACC2E4
oklch(80.9% 0.054 259)
-
Step 400
400
#7FA2D7
oklch(70.7% 0.087 258.5)
-
Step 500
500
#5F8ACC
oklch(63.1% 0.111 258.7)
-
Step 600
600
#4573B9
oklch(55.6% 0.121 258.6)
-
Step 700
700
#3760A0
oklch(49.1% 0.113 259)
-
Step 800
800
#2E4F81
oklch(42.8% 0.092 258.5)
-
Step 900
900
#294268
oklch(37.8% 0.072 258.5)
-
Step 950
950 (this color)
#25344B
oklch(32.3% 0.046 258.7)
#25344B 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) | #2B354C | 0.010 |
| Deuteranopia (no green cones) | #27324B | 0.007 |
| Tritanopia (no blue cones) | #16393C | 0.041 |
| Achromatopsia (no color) | #333333 | 0.046 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #25344B
#25344B
oklch(32.3% 0.046 258.7)
- #403117
#403117
oklch(32.3% 0.046 79.8)
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 #25344B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Gunmetal #293241 ΔE 0.018
- Prussian Blue #1D3557 ΔE 0.022
- Dark Blue Grey #1F3B4D ΔE 0.023
- Space Cadet #2B2D42 ΔE 0.025
- Midnight Green #073B4C ΔE 0.033
- Onyx #343A40 ΔE 0.040
- Oxford Blue #1B263B ΔE 0.054
- Marine #042E60 ΔE 0.056
Use #25344B 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.