#0D56AB
Closest named color: Dusk Blue (#26538D). oklch(46.3% 0.152 256.4), rgb(13, 86, 171).
Aa
White text reads best on this color (7.15:1).
About this color
#0D56AB is a medium-dark, vivid blue. In OKLCH its lightness is 46%, its chroma 0.152 and its hue 256°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk Blue (#26538D), ΔE 0.049 away. White text reads best on it, at 7.15:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | vivid (0.152) |
| Temperature | cool |
| Nearest name | Dusk Blue (#26538D) |
| Black text | 2.93:1 |
| White text | 7.15:1 |
Values
| HEX | #0D56AB |
| RGB | rgb(13, 86, 171) |
| HSL | hsl(212, 86%, 36%) |
| OKLCH | oklch(46.3% 0.152 256.4) |
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 #0D56AB | 7.15:1 | AAA | Lc -89.1 | Fine for body text |
| Black text on #0D56AB | 2.93:1 | Fails | Lc 19.8 | Dividers and decoration only |
| #0D56AB text on white | 7.15:1 | AAA | Lc 84.2 | Fine for body text |
| #0D56AB text on black | 2.93:1 | Fails | Lc -17.8 | Dividers and decoration only |
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 700.
-
Step 50
50
#F1F6FC
oklch(97.1% 0.01 252.8)
-
Step 100
100
#E1EBF8
oklch(93.6% 0.021 254.9)
-
Step 200
200
#C8DBF4
oklch(88.5% 0.04 255.3)
-
Step 300
300
#A2C3F0
oklch(80.9% 0.073 256.2)
-
Step 400
400
#6FA3E9
oklch(70.8% 0.117 256.1)
-
Step 500
500
#478AE2
oklch(63.2% 0.15 256.1)
-
Step 600
600
#2771D0
oklch(55.5% 0.163 256.6)
-
Step 700
700 (this color)
#0D56AB
oklch(46.3% 0.152 256.4)
-
Step 800
800
#184E92
oklch(42.8% 0.125 256.3)
-
Step 900
900
#1A4174
oklch(37.6% 0.098 256.3)
-
Step 950
950
#112744
oklch(27.1% 0.061 256.1)
#0D56AB 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) | #215FAE | 0.029 |
| Deuteranopia (no green cones) | #0051A9 | 0.015 |
| Tritanopia (no blue cones) | #006B78 | 0.115 |
| Achromatopsia (no color) | #585858 | 0.152 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0D56AB
#0D56AB
oklch(46.3% 0.152 256.4)
- #775000
#775000
oklch(46.3% 0.097 76.5)
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 #0D56AB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk Blue #26538D ΔE 0.049
- Cobalt #1E488F ΔE 0.056
- Denim Blue #3B5B92 ΔE 0.056
- Mid Blue #276AB3 ΔE 0.061
- Light Navy Blue #2E5A88 ΔE 0.063
- Light Navy #155084 ΔE 0.064
- Peacock Blue #016795 ΔE 0.065
- Blue Blue #2242C7 ΔE 0.066
Use #0D56AB 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.