#0D204B
Closest named color: Oxford Blue (#1B263B). oklch(25.7% 0.084 263.6), rgb(13, 32, 75).
Aa
White text reads best on this color (15.84:1).
About this color
#0D204B is a dark, moderately saturated blue. In OKLCH its lightness is 26%, its chroma 0.084 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.043 away. White text reads best on it, at 15.84:1.
| Hue family | Blues |
| Lightness | dark (26%) |
| Chroma | moderately saturated (0.084) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.32:1 |
| White text | 15.84:1 |
Values
| HEX | #0D204B |
| RGB | rgb(13, 32, 75) |
| HSL | hsl(222, 70%, 17%) |
| OKLCH | oklch(25.7% 0.084 263.6) |
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 #0D204B | 15.84:1 | AAA | Lc -105.2 | Preferred for body text |
| Black text on #0D204B | 1.32:1 | Fails | Lc 0.0 | Not readable |
| #0D204B text on white | 15.84:1 | AAA | Lc 102.5 | Preferred for body text |
| #0D204B text on black | 1.32:1 | 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
#F1F6FF
oklch(97.2% 0.013 262.4)
-
Step 100
100
#E0EAFE
oklch(93.6% 0.029 264.4)
-
Step 200
200
#C7DAFF
oklch(88.6% 0.055 263.7)
-
Step 300
300
#A1C0FF
oklch(80.8% 0.096 264.1)
-
Step 400
400
#6E9DFF
oklch(70.6% 0.153 263.6)
-
Step 500
500
#4881FF
oklch(63.2% 0.197 263.5)
-
Step 600
600
#2A65F2
oklch(55.7% 0.221 263.6)
-
Step 700
700
#1E52D2
oklch(49% 0.205 263.7)
-
Step 800
800
#1A44AA
oklch(42.6% 0.17 263.7)
-
Step 900
900
#1A3B86
oklch(37.6% 0.132 263.5)
-
Step 950
950 (this color)
#0D204B
oklch(25.7% 0.084 263.6)
#0D204B 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) | #05254D | 0.016 |
| Deuteranopia (no green cones) | #00204A | 0.013 |
| Tritanopia (no blue cones) | #002A32 | 0.065 |
| Achromatopsia (no color) | #222222 | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0D204B
#0D204B
oklch(25.7% 0.084 263.6)
- #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 #0D204B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.043
- Navy Blue #001146 ΔE 0.050
- Marine #042E60 ΔE 0.054
- Dark #1B2431 ΔE 0.056
- Dark Indigo #1F0954 ΔE 0.058
- Rich Black #0D1B2A ΔE 0.063
- Space Cadet #2B2D42 ΔE 0.068
- Midnight Blue #191970 ΔE 0.070
Use #0D204B 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.