#15264D
Closest named color: Oxford Blue (#1B263B). oklch(27.8% 0.075 264.3), rgb(21, 38, 77).
Aa
White text reads best on this color (14.82:1).
About this color
#15264D is a dark, moderately saturated blue. In OKLCH its lightness is 28%, its chroma 0.075 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.034 away. White text reads best on it, at 14.82:1.
| Hue family | Blues |
| Lightness | dark (28%) |
| Chroma | moderately saturated (0.075) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.41:1 |
| White text | 14.82:1 |
Values
| HEX | #15264D |
| RGB | rgb(21, 38, 77) |
| HSL | hsl(222, 57%, 19%) |
| OKLCH | oklch(27.8% 0.075 264.3) |
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 #15264D | 14.82:1 | AAA | Lc -104.4 | Preferred for body text |
| Black text on #15264D | 1.41:1 | Fails | Lc 0.0 | Not readable |
| #15264D text on white | 14.82:1 | AAA | Lc 101.5 | Preferred for body text |
| #15264D text on black | 1.41:1 | 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
#E1EAFC
oklch(93.6% 0.026 264.4)
-
Step 200
200
#C9D9FB
oklch(88.4% 0.05 265.4)
-
Step 300
300
#A4C0FB
oklch(80.8% 0.089 264.8)
-
Step 400
400
#739DF9
oklch(70.6% 0.143 264.5)
-
Step 500
500
#5082F6
oklch(63.1% 0.182 264.3)
-
Step 600
600
#3668E5
oklch(55.6% 0.198 264.4)
-
Step 700
700
#2955C7
oklch(49% 0.184 264.5)
-
Step 800
800
#2247A1
oklch(42.8% 0.152 264.1)
-
Step 900
900
#203C80
oklch(37.6% 0.12 264.5)
-
Step 950
950 (this color)
#15264D
oklch(27.8% 0.075 264.3)
#15264D 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) | #132A4E | 0.012 |
| Deuteranopia (no green cones) | #08254C | 0.014 |
| Tritanopia (no blue cones) | #002F35 | 0.063 |
| Achromatopsia (no color) | #282828 | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #15264D
#15264D
oklch(27.8% 0.075 264.3)
- #352500
#352500
oklch(27.6% 0.057 84)
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 #15264D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.034
- Marine #042E60 ΔE 0.040
- Space Cadet #2B2D42 ΔE 0.048
- Prussian Blue #1D3557 ΔE 0.051
- Dark #1B2431 ΔE 0.052
- Gunmetal #293241 ΔE 0.059
- Jet #212529 ΔE 0.068
- Marine Blue #01386A ΔE 0.069
Use #15264D 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.