#0E57A3
Closest named color: Dusk Blue (#26538D). oklch(45.9% 0.14 254.5), rgb(14, 87, 163).
Aa
White text reads best on this color (7.21:1).
About this color
#0E57A3 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 46%, its chroma 0.140 and its hue 254°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk Blue (#26538D), ΔE 0.037 away. White text reads best on it, at 7.21:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.140) |
| Temperature | cool |
| Nearest name | Dusk Blue (#26538D) |
| Black text | 2.91:1 |
| White text | 7.21:1 |
Values
| HEX | #0E57A3 |
| RGB | rgb(14, 87, 163) |
| HSL | hsl(211, 84%, 35%) |
| OKLCH | oklch(45.9% 0.14 254.5) |
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 #0E57A3 | 7.21:1 | AAA | Lc -89.4 | Fine for body text |
| Black text on #0E57A3 | 2.91:1 | Fails | Lc 19.6 | Dividers and decoration only |
| #0E57A3 text on white | 7.21:1 | AAA | Lc 84.5 | Fine for body text |
| #0E57A3 text on black | 2.91:1 | Fails | Lc -17.5 | 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 700.
-
Step 50
50
#F1F6FC
oklch(97.1% 0.01 252.8)
-
Step 100
100
#E1EBF7
oklch(93.6% 0.019 252.9)
-
Step 200
200
#C9DBF2
oklch(88.5% 0.037 254.6)
-
Step 300
300
#A3C3EC
oklch(80.8% 0.068 254.8)
-
Step 400
400
#71A4E3
oklch(70.8% 0.108 254.3)
-
Step 500
500
#498BDB
oklch(63.1% 0.139 254.5)
-
Step 600
600
#2973C8
oklch(55.5% 0.15 254.6)
-
Step 700
700 (this color)
#0E57A3
oklch(45.9% 0.14 254.5)
-
Step 800
800
#194F8C
oklch(42.7% 0.115 254.3)
-
Step 900
900
#1C4270
oklch(37.7% 0.09 254.8)
-
Step 950
950
#112742
oklch(27% 0.058 254.7)
#0E57A3 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) | #2D5EA6 | 0.031 |
| Deuteranopia (no green cones) | #0051A2 | 0.018 |
| Tritanopia (no blue cones) | #006975 | 0.103 |
| Achromatopsia (no color) | #575757 | 0.140 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0E57A3
#0E57A3
oklch(45.9% 0.14 254.5)
- #774E00
#774E00
oklch(45.8% 0.097 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 #0E57A3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk Blue #26538D ΔE 0.037
- Denim Blue #3B5B92 ΔE 0.046
- Cobalt #1E488F ΔE 0.049
- Light Navy Blue #2E5A88 ΔE 0.050
- Light Navy #155084 ΔE 0.052
- Deep Sea Blue #015482 ΔE 0.055
- Peacock Blue #016795 ΔE 0.055
- Mid Blue #276AB3 ΔE 0.061
Use #0E57A3 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.