#0D5789
Closest named color: Deep Sea Blue (#015482). oklch(44.2% 0.106 245.3), rgb(13, 87, 137).
Aa
White text reads best on this color (7.65:1).
About this color
#0D5789 is a dark, moderately saturated blue. In OKLCH its lightness is 44%, its chroma 0.106 and its hue 245°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Sea Blue (#015482), ΔE 0.015 away. White text reads best on it, at 7.65:1.
| Hue family | Blues |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.106) |
| Temperature | cool |
| Nearest name | Deep Sea Blue (#015482) |
| Black text | 2.74:1 |
| White text | 7.65:1 |
Values
| HEX | #0D5789 |
| RGB | rgb(13, 87, 137) |
| HSL | hsl(204, 83%, 29%) |
| OKLCH | oklch(44.2% 0.106 245.3) |
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 #0D5789 | 7.65:1 | AAA | Lc -91.0 | Preferred for body text |
| Black text on #0D5789 | 2.74:1 | Fails | Lc 17.9 | Dividers and decoration only |
| #0D5789 text on white | 7.65:1 | AAA | Lc 86.1 | Fine for body text |
| #0D5789 text on black | 2.74:1 | Fails | Lc -15.9 | 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
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#E0EBF5
oklch(93.5% 0.018 245.4)
-
Step 200
200
#C7DCEF
oklch(88.5% 0.035 245.5)
-
Step 300
300
#A0C5E7
oklch(80.8% 0.062 246.4)
-
Step 400
400
#6AA7DA
oklch(70.7% 0.098 245)
-
Step 500
500
#3C90D0
oklch(63.1% 0.126 244.9)
-
Step 600
600
#0C79BE
oklch(55.7% 0.137 245.3)
-
Step 700
700
#0065A2
oklch(49% 0.125 245.5)
-
Step 800
800 (this color)
#0D5789
oklch(44.2% 0.106 245.3)
-
Step 900
900
#13456A
oklch(37.7% 0.082 245.2)
-
Step 950
950
#0D293E
oklch(27.1% 0.052 244.2)
#0D5789 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) | #3F598B | 0.042 |
| Deuteranopia (no green cones) | #2D4E88 | 0.031 |
| Tritanopia (no blue cones) | #006369 | 0.074 |
| Achromatopsia (no color) | #535353 | 0.106 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0D5789
#0D5789
oklch(44.2% 0.106 245.3)
- #774500
#774500
oklch(44% 0.099 65)
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 #0D5789, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Sea Blue #015482 ΔE 0.015
- Dusk Blue #26538D ΔE 0.020
- Light Navy #155084 ΔE 0.021
- Light Navy Blue #2E5A88 ΔE 0.025
- Denim Blue #3B5B92 ΔE 0.043
- Cobalt #1E488F ΔE 0.046
- Peacock Blue #016795 ΔE 0.048
- YInMn Blue #415A77 ΔE 0.053
Use #0D5789 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.