#152152
Closest named color: Marine (#042E60). oklch(27% 0.091 269.1), rgb(21, 33, 82).
Aa
White text reads best on this color (15.31:1).
About this color
#152152 is a dark, moderately saturated blue. In OKLCH its lightness is 27%, its chroma 0.091 and its hue 269°. Its hue sits on the cool side of the wheel. The nearest named color is Marine (#042E60), ΔE 0.044 away. White text reads best on it, at 15.31:1.
| Hue family | Blues |
| Lightness | dark (27%) |
| Chroma | moderately saturated (0.091) |
| Temperature | cool |
| Nearest name | Marine (#042E60) |
| Black text | 1.37:1 |
| White text | 15.31:1 |
Values
| HEX | #152152 |
| RGB | rgb(21, 33, 82) |
| HSL | hsl(228, 59%, 20%) |
| OKLCH | oklch(27% 0.091 269.1) |
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 #152152 | 15.31:1 | AAA | Lc -104.7 | Preferred for body text |
| Black text on #152152 | 1.37:1 | Fails | Lc 0.0 | Not readable |
| #152152 text on white | 15.31:1 | AAA | Lc 102.0 | Preferred for body text |
| #152152 text on black | 1.37:1 | 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
#F2F5FF
oklch(97.1% 0.014 272.7)
-
Step 100
100
#E1EAFF
oklch(93.7% 0.03 267.2)
-
Step 200
200
#CAD8FF
oklch(88.4% 0.056 269.7)
-
Step 300
300
#A7BEFF
oklch(80.8% 0.096 269.2)
-
Step 400
400
#7A9AFF
oklch(70.7% 0.152 269)
-
Step 500
500
#5A7CFF
oklch(63% 0.198 269.1)
-
Step 600
600
#3F5BFC
oklch(55.5% 0.239 269.1)
-
Step 700
700
#3349DC
oklch(49.1% 0.223 269.2)
-
Step 800
800
#2A3EB1
oklch(42.8% 0.183 269.2)
-
Step 900
900
#24378C
oklch(37.7% 0.143 268.8)
-
Step 950
950 (this color)
#152152
oklch(27% 0.091 269.1)
#152152 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) | #002854 | 0.025 |
| Deuteranopia (no green cones) | #002251 | 0.021 |
| Tritanopia (no blue cones) | #002D35 | 0.076 |
| Achromatopsia (no color) | #252525 | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #152152
#152152
oklch(27% 0.091 269.1)
- #312500
#312500
oklch(27.1% 0.055 90.3)
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 #152152, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine #042E60 ΔE 0.044
- Oxford Blue #1B263B ΔE 0.049
- Dark Indigo #1F0954 ΔE 0.054
- Midnight Blue #191970 ΔE 0.056
- Navy Blue #001146 ΔE 0.062
- Prussian Blue #1D3557 ΔE 0.064
- Space Cadet #2B2D42 ΔE 0.064
- Dark #1B2431 ΔE 0.065
Use #152152 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.