#152A38
Closest named color: Oxford Blue (#1B263B). oklch(27.4% 0.038 239.3), rgb(21, 42, 56).
Aa
White text reads best on this color (14.78:1).
About this color
#152A38 is a dark, muted blue. In OKLCH its lightness is 27%, its chroma 0.038 and its hue 239°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.018 away. White text reads best on it, at 14.78:1.
| Hue family | Blues |
| Lightness | dark (27%) |
| Chroma | muted (0.038) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.42:1 |
| White text | 14.78:1 |
Values
| HEX | #152A38 |
| RGB | rgb(21, 42, 56) |
| HSL | hsl(204, 45%, 15%) |
| OKLCH | oklch(27.4% 0.038 239.3) |
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 #152A38 | 14.78:1 | AAA | Lc -104.4 | Preferred for body text |
| Black text on #152A38 | 1.42:1 | Fails | Lc 0.0 | Not readable |
| #152A38 text on white | 14.78:1 | AAA | Lc 101.6 | Preferred for body text |
| #152A38 text on black | 1.42:1 | 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
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E2EBF2
oklch(93.5% 0.014 241)
-
Step 200
200
#CBDCE8
oklch(88.5% 0.025 238.4)
-
Step 300
300
#A7C5DB
oklch(80.8% 0.045 239.9)
-
Step 400
400
#77A7C9
oklch(70.7% 0.072 239.9)
-
Step 500
500
#5291BB
oklch(63.2% 0.091 239.6)
-
Step 600
600
#337AA7
oklch(55.5% 0.099 239.9)
-
Step 700
700
#25678F
oklch(49.1% 0.092 239.4)
-
Step 800
800
#205474
oklch(42.6% 0.076 239.2)
-
Step 900
900
#20465E
oklch(37.8% 0.06 238.8)
-
Step 950
950 (this color)
#152A38
oklch(27.4% 0.038 239.3)
#152A38 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) | #242A39 | 0.022 |
| Deuteranopia (no green cones) | #1F2638 | 0.018 |
| Tritanopia (no blue cones) | #022E2F | 0.031 |
| Achromatopsia (no color) | #282828 | 0.038 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #152A38
#152A38
oklch(27.4% 0.038 239.3)
- #352314
#352314
oklch(27.4% 0.037 60.1)
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 #152A38, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.018
- Dark #1B2431 ΔE 0.022
- Jet #212529 ΔE 0.031
- Space Cadet #2B2D42 ΔE 0.040
- Gunmetal #293241 ΔE 0.043
- Rich Black #0D1B2A ΔE 0.057
- Midnight Green #073B4C ΔE 0.060
- Prussian Blue #1D3557 ΔE 0.063
Use #152A38 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.