#0D508B
Closest named color: Light Navy (#155084). oklch(42.6% 0.116 251), rgb(13, 80, 139).
Aa
White text reads best on this color (8.27:1).
About this color
#0D508B is a dark, moderately saturated blue. In OKLCH its lightness is 43%, its chroma 0.116 and its hue 251°. Its hue sits on the cool side of the wheel. The nearest named color is Light Navy (#155084), ΔE 0.012 away. White text reads best on it, at 8.27:1.
| Hue family | Blues |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.116) |
| Temperature | cool |
| Nearest name | Light Navy (#155084) |
| Black text | 2.53:1 |
| White text | 8.27:1 |
Values
| HEX | #0D508B |
| RGB | rgb(13, 80, 139) |
| HSL | hsl(208, 83%, 30%) |
| OKLCH | oklch(42.6% 0.116 251) |
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 #0D508B | 8.27:1 | AAA | Lc -92.7 | Preferred for body text |
| Black text on #0D508B | 2.53:1 | Fails | Lc 15.9 | Dividers and decoration only |
| #0D508B text on white | 8.27:1 | AAA | Lc 88.1 | Fine for body text |
| #0D508B text on black | 2.53:1 | Fails | Lc -14.1 | 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 800.
-
Step 50
50
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#E1EBF7
oklch(93.6% 0.019 252.9)
-
Step 200
200
#C7DCF2
oklch(88.6% 0.038 249.5)
-
Step 300
300
#A1C4EC
oklch(80.9% 0.068 252)
-
Step 400
400
#6CA5E2
oklch(70.7% 0.108 251.1)
-
Step 500
500
#418DDA
oklch(63.1% 0.139 251.2)
-
Step 600
600
#1975C7
oklch(55.5% 0.151 251.1)
-
Step 700
700
#0762AC
oklch(49.1% 0.14 251.1)
-
Step 800
800 (this color)
#0D508B
oklch(42.6% 0.116 251)
-
Step 900
900
#16436F
oklch(37.6% 0.09 251.1)
-
Step 950
950
#0E2841
oklch(27.1% 0.057 249.9)
#0D508B 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) | #32548D | 0.032 |
| Deuteranopia (no green cones) | #1C498A | 0.020 |
| Tritanopia (no blue cones) | #005E66 | 0.085 |
| Achromatopsia (no color) | #4E4E4E | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0D508B
#0D508B
oklch(42.6% 0.116 251)
- #6D4400
#6D4400
oklch(42.4% 0.091 70.8)
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 #0D508B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy #155084 ΔE 0.012
- Dusk Blue #26538D ΔE 0.020
- Deep Sea Blue #015482 ΔE 0.021
- Cobalt #1E488F ΔE 0.025
- Light Navy Blue #2E5A88 ΔE 0.042
- Twilight Blue #0A437A ΔE 0.045
- Denim Blue #3B5B92 ΔE 0.054
- Twilight #4E518B ΔE 0.066
Use #0D508B 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.