#25323B
Closest named color: Gunmetal (#293241). oklch(30.9% 0.024 238.8), rgb(37, 50, 59).
Aa
White text reads best on this color (13.14:1).
About this color
#25323B is a dark close to neutral grey. In OKLCH its lightness is 31%, its chroma 0.024. It has too little chroma to lean warm or cool. The nearest named color is Gunmetal (#293241), ΔE 0.013 away. White text reads best on it, at 13.14:1.
| Hue family | Neutrals |
| Lightness | dark (31%) |
| Chroma | close to neutral grey (0.024) |
| Temperature | neutral |
| Nearest name | Gunmetal (#293241) |
| Black text | 1.59:1 |
| White text | 13.14:1 |
Values
| HEX | #25323B |
| RGB | rgb(37, 50, 59) |
| HSL | hsl(205, 23%, 19%) |
| OKLCH | oklch(30.9% 0.024 238.8) |
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 #25323B | 13.14:1 | AAA | Lc -102.7 | Preferred for body text |
| Black text on #25323B | 1.59:1 | Fails | Lc 0.0 | Not readable |
| #25323B text on white | 13.14:1 | AAA | Lc 99.4 | Preferred for body text |
| #25323B text on black | 1.59:1 | 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
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E5EBEF
oklch(93.7% 0.008 236.6)
-
Step 200
200
#D0DBE3
oklch(88.5% 0.016 239.1)
-
Step 300
300
#B1C4D1
oklch(81% 0.028 237.7)
-
Step 400
400
#87A5BA
oklch(70.7% 0.045 238.8)
-
Step 500
500
#698FA9
oklch(63.2% 0.058 238.7)
-
Step 600
600
#507994
oklch(55.7% 0.062 238.2)
-
Step 700
700
#40667E
oklch(49.2% 0.058 237.3)
-
Step 800
800
#355367
oklch(42.7% 0.049 238.6)
-
Step 900
900
#2F4554
oklch(37.9% 0.038 238.8)
-
Step 950
950 (this color)
#25323B
oklch(30.9% 0.024 238.8)
#25323B 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) | #2E323B | 0.014 |
| Deuteranopia (no green cones) | #2B2F3B | 0.013 |
| Tritanopia (no blue cones) | #1E3435 | 0.018 |
| Achromatopsia (no color) | #303030 | 0.024 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #25323B
#25323B
oklch(30.9% 0.024 238.8)
- #392D24
#392D24
oklch(30.8% 0.024 58.6)
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 #25323B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Gunmetal #293241 ΔE 0.013
- Space Cadet #2B2D42 ΔE 0.026
- Dark Blue Grey #1F3B4D ΔE 0.037
- Onyx #343A40 ΔE 0.038
- Midnight Green #073B4C ΔE 0.041
- Oxford Blue #1B263B ΔE 0.046
- Jet #212529 ΔE 0.049
- Prussian Blue #1D3557 ΔE 0.049
Use #25323B 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.