#152242
Closest named color: Oxford Blue (#1B263B). oklch(25.9% 0.063 265.6), rgb(21, 34, 66).
Aa
White text reads best on this color (15.67:1).
About this color
#152242 is a dark, muted blue. In OKLCH its lightness is 26%, its chroma 0.063 and its hue 266°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.023 away. White text reads best on it, at 15.67:1.
| Hue family | Blues |
| Lightness | dark (26%) |
| Chroma | muted (0.063) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.33:1 |
| White text | 15.67:1 |
Values
| HEX | #152242 |
| RGB | rgb(21, 34, 66) |
| HSL | hsl(223, 52%, 17%) |
| OKLCH | oklch(25.9% 0.063 265.6) |
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 #152242 | 15.67:1 | AAA | Lc -105.2 | Preferred for body text |
| Black text on #152242 | 1.33:1 | Fails | Lc 0.0 | Not readable |
| #152242 text on white | 15.67:1 | AAA | Lc 102.5 | Preferred for body text |
| #152242 text on black | 1.33:1 | 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
#F2F5FC
oklch(97% 0.01 267.4)
-
Step 100
100
#E3EAF9
oklch(93.6% 0.022 265.8)
-
Step 200
200
#CCD9F5
oklch(88.4% 0.041 265.7)
-
Step 300
300
#AAC0F2
oklch(80.9% 0.075 266.2)
-
Step 400
400
#7D9EEB
oklch(70.6% 0.119 265.8)
-
Step 500
500
#5D84E5
oklch(63.1% 0.152 265.7)
-
Step 600
600
#446BD3
oklch(55.5% 0.166 265.8)
-
Step 700
700
#3659B7
oklch(49.1% 0.154 265.6)
-
Step 800
800
#2D4994
oklch(42.7% 0.128 265.8)
-
Step 900
900
#283E76
oklch(37.7% 0.1 265.7)
-
Step 950
950 (this color)
#152242
oklch(25.9% 0.063 265.6)
#152242 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) | #142543 | 0.010 |
| Deuteranopia (no green cones) | #0D2141 | 0.011 |
| Tritanopia (no blue cones) | #00292E | 0.055 |
| Achromatopsia (no color) | #232323 | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #152242
#152242
oklch(25.9% 0.063 265.6)
- #2F2100
#2F2100
oklch(25.8% 0.053 85.2)
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 #152242, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.023
- Dark #1B2431 ΔE 0.036
- Rich Black #0D1B2A ΔE 0.051
- Space Cadet #2B2D42 ΔE 0.053
- Jet #212529 ΔE 0.054
- Marine #042E60 ΔE 0.061
- Navy Blue #001146 ΔE 0.063
- Gunmetal #293241 ΔE 0.065
Use #152242 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.