#25334A
Closest named color: Gunmetal (#293241). oklch(32% 0.045 260.1), rgb(37, 51, 74).
Aa
White text reads best on this color (12.71:1).
About this color
#25334A is a dark, muted blue. In OKLCH its lightness is 32%, its chroma 0.045 and its hue 260°. Its hue sits on the cool side of the wheel. The nearest named color is Gunmetal (#293241), ΔE 0.016 away. White text reads best on it, at 12.71:1.
| Hue family | Blues |
| Lightness | dark (32%) |
| Chroma | muted (0.045) |
| Temperature | cool |
| Nearest name | Gunmetal (#293241) |
| Black text | 1.65:1 |
| White text | 12.71:1 |
Values
| HEX | #25334A |
| RGB | rgb(37, 51, 74) |
| HSL | hsl(217, 33%, 22%) |
| OKLCH | oklch(32% 0.045 260.1) |
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 #25334A | 12.71:1 | AAA | Lc -102.1 | Preferred for body text |
| Black text on #25334A | 1.65:1 | Fails | Lc 0.0 | Not readable |
| #25334A text on white | 12.71:1 | AAA | Lc 98.7 | Preferred for body text |
| #25334A text on black | 1.65:1 | 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
#F3F6FA
oklch(97.2% 0.006 255.5)
-
Step 100
100
#E4EAF5
oklch(93.6% 0.016 262.8)
-
Step 200
200
#CEDAED
oklch(88.5% 0.029 259.6)
-
Step 300
300
#ADC2E4
oklch(81% 0.053 260)
-
Step 400
400
#81A2D7
oklch(70.8% 0.086 259.7)
-
Step 500
500
#618ACC
oklch(63.2% 0.11 259.6)
-
Step 600
600
#4872B9
oklch(55.5% 0.121 260.3)
-
Step 700
700
#39609F
oklch(49.2% 0.111 259.6)
-
Step 800
800
#304E81
oklch(42.6% 0.092 260.4)
-
Step 900
900
#2A4167
oklch(37.6% 0.072 260)
-
Step 950
950 (this color)
#25334A
oklch(32% 0.045 260.1)
#25334A 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) | #2A344B | 0.009 |
| Deuteranopia (no green cones) | #26314A | 0.007 |
| Tritanopia (no blue cones) | #17383B | 0.041 |
| Achromatopsia (no color) | #333333 | 0.045 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #25334A
#25334A
oklch(32% 0.045 260.1)
- #3F3016
#3F3016
oklch(32% 0.046 79.7)
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 #25334A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Gunmetal #293241 ΔE 0.016
- Space Cadet #2B2D42 ΔE 0.022
- Prussian Blue #1D3557 ΔE 0.024
- Dark Blue Grey #1F3B4D ΔE 0.026
- Midnight Green #073B4C ΔE 0.034
- Onyx #343A40 ΔE 0.041
- Oxford Blue #1B263B ΔE 0.051
- Marine #042E60 ΔE 0.056
Use #25334A 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.