#253149
Closest named color: Gunmetal (#293241). oklch(31.4% 0.046 263.6), rgb(37, 49, 73).
Aa
White text reads best on this color (13.00:1).
About this color
#253149 is a dark, muted blue. In OKLCH its lightness is 31%, its chroma 0.046 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Gunmetal (#293241), ΔE 0.017 away. White text reads best on it, at 13.00:1.
| Hue family | Blues |
| Lightness | dark (31%) |
| Chroma | muted (0.046) |
| Temperature | cool |
| Nearest name | Gunmetal (#293241) |
| Black text | 1.61:1 |
| White text | 13.00:1 |
Values
| HEX | #253149 |
| RGB | rgb(37, 49, 73) |
| HSL | hsl(220, 33%, 22%) |
| OKLCH | oklch(31.4% 0.046 263.6) |
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 #253149 | 13.00:1 | AAA | Lc -102.5 | Preferred for body text |
| Black text on #253149 | 1.61:1 | Fails | Lc 0.0 | Not readable |
| #253149 text on white | 13.00:1 | AAA | Lc 99.2 | Preferred for body text |
| #253149 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
#CFDAEE
oklch(88.6% 0.03 262.5)
-
Step 300
300
#AEC1E5
oklch(80.9% 0.055 263.2)
-
Step 400
400
#84A0D8
oklch(70.6% 0.088 263.8)
-
Step 500
500
#6688CD
oklch(63.1% 0.111 263.5)
-
Step 600
600
#4D71BA
oklch(55.6% 0.121 263.2)
-
Step 700
700
#3E5EA1
oklch(49.1% 0.114 263.5)
-
Step 800
800
#344D82
oklch(42.7% 0.094 263.8)
-
Step 900
900
#2D4068
oklch(37.6% 0.073 264)
-
Step 950
950 (this color)
#253149
oklch(31.4% 0.046 263.6)
#253149 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) | #28334A | 0.008 |
| Deuteranopia (no green cones) | #243048 | 0.004 |
| Tritanopia (no blue cones) | #183639 | 0.042 |
| Achromatopsia (no color) | #313131 | 0.046 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #253149
#253149
oklch(31.4% 0.046 263.6)
- #3D2F14
#3D2F14
oklch(31.4% 0.046 82.1)
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 #253149, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Gunmetal #293241 ΔE 0.017
- Space Cadet #2B2D42 ΔE 0.017
- Prussian Blue #1D3557 ΔE 0.026
- Dark Blue Grey #1F3B4D ΔE 0.032
- Midnight Green #073B4C ΔE 0.039
- Oxford Blue #1B263B ΔE 0.045
- Onyx #343A40 ΔE 0.046
- Marine #042E60 ΔE 0.054
Use #253149 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.