#152A52
Closest named color: Marine (#042E60). oklch(29.2% 0.078 261.9), rgb(21, 42, 82).
Aa
White text reads best on this color (14.14:1).
About this color
#152A52 is a dark, moderately saturated blue. In OKLCH its lightness is 29%, its chroma 0.078 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Marine (#042E60), ΔE 0.028 away. White text reads best on it, at 14.14:1.
| Hue family | Blues |
| Lightness | dark (29%) |
| Chroma | moderately saturated (0.078) |
| Temperature | cool |
| Nearest name | Marine (#042E60) |
| Black text | 1.48:1 |
| White text | 14.14:1 |
Values
| HEX | #152A52 |
| RGB | rgb(21, 42, 82) |
| HSL | hsl(219, 59%, 20%) |
| OKLCH | oklch(29.2% 0.078 261.9) |
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 #152A52 | 14.14:1 | AAA | Lc -103.7 | Preferred for body text |
| Black text on #152A52 | 1.48:1 | Fails | Lc 0.0 | Not readable |
| #152A52 text on white | 14.14:1 | AAA | Lc 100.6 | Preferred for body text |
| #152A52 text on black | 1.48:1 | 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
#F1F6FE
oklch(97.2% 0.012 259.8)
-
Step 100
100
#E0EAFC
oklch(93.5% 0.027 262.3)
-
Step 200
200
#C7DAFC
oklch(88.5% 0.051 262.1)
-
Step 300
300
#A0C1FD
oklch(80.9% 0.093 262.1)
-
Step 400
400
#6C9FFC
oklch(70.8% 0.147 261.6)
-
Step 500
500
#4583F9
oklch(63.1% 0.188 261.8)
-
Step 600
600
#2769E9
oklch(55.7% 0.205 261.8)
-
Step 700
700
#1B56CA
oklch(49.1% 0.19 262)
-
Step 800
800
#1847A3
oklch(42.6% 0.158 261.9)
-
Step 900
900
#1A3D82
oklch(37.7% 0.123 262.1)
-
Step 950
950 (this color)
#152A52
oklch(29.2% 0.078 261.9)
#152A52 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) | #162E54 | 0.013 |
| Deuteranopia (no green cones) | #0B2851 | 0.013 |
| Tritanopia (no blue cones) | #00333A | 0.062 |
| Achromatopsia (no color) | #2B2B2B | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #152A52
#152A52
oklch(29.2% 0.078 261.9)
- #3B2800
#3B2800
oklch(29.2% 0.06 81)
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 #152A52, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine #042E60 ΔE 0.028
- Prussian Blue #1D3557 ΔE 0.038
- Oxford Blue #1B263B ΔE 0.042
- Space Cadet #2B2D42 ΔE 0.045
- Gunmetal #293241 ΔE 0.054
- Marine Blue #01386A ΔE 0.055
- Midnight Green #073B4C ΔE 0.059
- Dark #1B2431 ΔE 0.060
Use #152A52 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.