#0D54A0
Closest named color: Dusk Blue (#26538D). oklch(45% 0.139 255), rgb(13, 84, 160).
Aa
White text reads best on this color (7.51:1).
About this color
#0D54A0 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 45%, its chroma 0.139 and its hue 255°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk Blue (#26538D), ΔE 0.033 away. White text reads best on it, at 7.51:1.
| Hue family | Blues |
| Lightness | medium-dark (45%) |
| Chroma | moderately saturated (0.139) |
| Temperature | cool |
| Nearest name | Dusk Blue (#26538D) |
| Black text | 2.79:1 |
| White text | 7.51:1 |
Values
| HEX | #0D54A0 |
| RGB | rgb(13, 84, 160) |
| HSL | hsl(211, 85%, 34%) |
| OKLCH | oklch(45% 0.139 255) |
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 #0D54A0 | 7.51:1 | AAA | Lc -90.4 | Preferred for body text |
| Black text on #0D54A0 | 2.79:1 | Fails | Lc 18.5 | Dividers and decoration only |
| #0D54A0 text on white | 7.51:1 | AAA | Lc 85.6 | Fine for body text |
| #0D54A0 text on black | 2.79:1 | Fails | Lc -16.5 | 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 800.
-
Step 50
50
#F1F6FD
oklch(97.1% 0.011 256.7)
-
Step 100
100
#E0EBFA
oklch(93.6% 0.024 256.1)
-
Step 200
200
#C6DBF7
oklch(88.5% 0.045 255.6)
-
Step 300
300
#9DC4F5
oklch(81% 0.081 254.4)
-
Step 400
400
#66A3F0
oklch(70.7% 0.13 255)
-
Step 500
500
#388AEB
oklch(63.2% 0.166 254.8)
-
Step 600
600
#0471D9
oklch(55.6% 0.18 254.8)
-
Step 700
700
#005EB9
oklch(49% 0.162 255.1)
-
Step 800
800 (this color)
#0D54A0
oklch(45% 0.139 255)
-
Step 900
900
#104179
oklch(37.7% 0.108 254.9)
-
Step 950
950
#0C2747
oklch(27.1% 0.068 254.6)
#0D54A0 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) | #295BA3 | 0.029 |
| Deuteranopia (no green cones) | #004F9F | 0.016 |
| Tritanopia (no blue cones) | #006672 | 0.103 |
| Achromatopsia (no color) | #545454 | 0.139 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0D54A0
#0D54A0
oklch(45% 0.139 255)
- #744C00
#744C00
oklch(45% 0.095 74.4)
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 #0D54A0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk Blue #26538D ΔE 0.033
- Cobalt #1E488F ΔE 0.040
- Light Navy #155084 ΔE 0.046
- Denim Blue #3B5B92 ΔE 0.050
- Deep Sea Blue #015482 ΔE 0.050
- Light Navy Blue #2E5A88 ΔE 0.051
- Peacock Blue #016795 ΔE 0.061
- Dusky Blue #475F94 ΔE 0.067
Use #0D54A0 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.