#152147
Closest named color: Oxford Blue (#1B263B). oklch(26.1% 0.073 267.9), rgb(21, 33, 71).
Aa
White text reads best on this color (15.66:1).
About this color
#152147 is a dark, moderately saturated blue. In OKLCH its lightness is 26%, its chroma 0.073 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.032 away. White text reads best on it, at 15.66:1.
| Hue family | Blues |
| Lightness | dark (26%) |
| Chroma | moderately saturated (0.073) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.34:1 |
| White text | 15.66:1 |
Values
| HEX | #152147 |
| RGB | rgb(21, 33, 71) |
| HSL | hsl(226, 54%, 18%) |
| OKLCH | oklch(26.1% 0.073 267.9) |
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 #152147 | 15.66:1 | AAA | Lc -105.1 | Preferred for body text |
| Black text on #152147 | 1.34:1 | Fails | Lc 0.0 | Not readable |
| #152147 text on white | 15.66:1 | AAA | Lc 102.5 | Preferred for body text |
| #152147 text on black | 1.34:1 | 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
#F2F5FE
oklch(97% 0.012 271.3)
-
Step 100
100
#E3EAFB
oklch(93.7% 0.024 267.9)
-
Step 200
200
#CBD9FA
oklch(88.5% 0.048 267.2)
-
Step 300
300
#A9BFF9
oklch(80.9% 0.086 268.4)
-
Step 400
400
#7B9CF6
oklch(70.7% 0.137 267.6)
-
Step 500
500
#5C80F3
oklch(63.1% 0.177 268)
-
Step 600
600
#4466E2
oklch(55.6% 0.192 268)
-
Step 700
700
#3654C4
oklch(49.1% 0.178 267.8)
-
Step 800
800
#2D459E
oklch(42.6% 0.147 268.1)
-
Step 900
900
#273B7E
oklch(37.6% 0.116 267.9)
-
Step 950
950 (this color)
#152147
oklch(26.1% 0.073 267.9)
#152147 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) | #0E2648 | 0.016 |
| Deuteranopia (no green cones) | #052146 | 0.018 |
| Tritanopia (no blue cones) | #002A30 | 0.063 |
| Achromatopsia (no color) | #232323 | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #152147
#152147
oklch(26.1% 0.073 267.9)
- #2F2200
#2F2200
oklch(26% 0.053 87.4)
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 #152147, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.032
- Dark #1B2431 ΔE 0.046
- Marine #042E60 ΔE 0.056
- Space Cadet #2B2D42 ΔE 0.057
- Rich Black #0D1B2A ΔE 0.059
- Navy Blue #001146 ΔE 0.059
- Dark Indigo #1F0954 ΔE 0.061
- Jet #212529 ΔE 0.064
Use #152147 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.