#152E54
Closest named color: Marine (#042E60). oklch(30.3% 0.076 258.6), rgb(21, 46, 84).
Aa
White text reads best on this color (13.54:1).
About this color
#152E54 is a dark, moderately saturated blue. In OKLCH its lightness is 30%, its chroma 0.076 and its hue 259°. Its hue sits on the cool side of the wheel. The nearest named color is Marine (#042E60), ΔE 0.024 away. White text reads best on it, at 13.54:1.
| Hue family | Blues |
| Lightness | dark (30%) |
| Chroma | moderately saturated (0.076) |
| Temperature | cool |
| Nearest name | Marine (#042E60) |
| Black text | 1.55:1 |
| White text | 13.54:1 |
Values
| HEX | #152E54 |
| RGB | rgb(21, 46, 84) |
| HSL | hsl(216, 60%, 21%) |
| OKLCH | oklch(30.3% 0.076 258.6) |
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 #152E54 | 13.54:1 | AAA | Lc -103.0 | Preferred for body text |
| Black text on #152E54 | 1.55:1 | Fails | Lc 0.0 | Not readable |
| #152E54 text on white | 13.54:1 | AAA | Lc 99.8 | Preferred for body text |
| #152E54 text on black | 1.55:1 | 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
#E0EBFC
oklch(93.7% 0.026 259)
-
Step 200
200
#C6DBFB
oklch(88.6% 0.05 258.7)
-
Step 300
300
#9DC2FB
oklch(80.8% 0.091 258.9)
-
Step 400
400
#67A1F9
oklch(70.8% 0.143 258.5)
-
Step 500
500
#3B86F6
oklch(63.1% 0.183 258.6)
-
Step 600
600
#146CE4
oklch(55.5% 0.199 258.6)
-
Step 700
700
#0259C7
oklch(49% 0.186 258.7)
-
Step 800
800
#0A4AA1
oklch(42.8% 0.154 258.6)
-
Step 900
900
#133F7F
oklch(37.7% 0.119 258.5)
-
Step 950
950 (this color)
#152E54
oklch(30.3% 0.076 258.6)
#152E54 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) | #1C3155 | 0.013 |
| Deuteranopia (no green cones) | #122C53 | 0.008 |
| Tritanopia (no blue cones) | #00373C | 0.062 |
| Achromatopsia (no color) | #2E2E2E | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #152E54
#152E54
oklch(30.3% 0.076 258.6)
- #402A00
#402A00
oklch(30.4% 0.063 78)
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 #152E54, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine #042E60 ΔE 0.024
- Prussian Blue #1D3557 ΔE 0.026
- Space Cadet #2B2D42 ΔE 0.042
- Marine Blue #01386A ΔE 0.045
- Gunmetal #293241 ΔE 0.047
- Oxford Blue #1B263B ΔE 0.048
- Midnight Green #073B4C ΔE 0.049
- Dark Blue Grey #1F3B4D ΔE 0.050
Use #152E54 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.