#055A93
Closest named color: Dusk Blue (#26538D). oklch(45.4% 0.117 246.8), rgb(5, 90, 147).
Aa
White text reads best on this color (7.26:1).
About this color
#055A93 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 45%, its chroma 0.117 and its hue 247°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk Blue (#26538D), ΔE 0.024 away. White text reads best on it, at 7.26:1.
| Hue family | Blues |
| Lightness | medium-dark (45%) |
| Chroma | moderately saturated (0.117) |
| Temperature | cool |
| Nearest name | Dusk Blue (#26538D) |
| Black text | 2.89:1 |
| White text | 7.26:1 |
Values
| HEX | #055A93 |
| RGB | rgb(5, 90, 147) |
| HSL | hsl(204, 93%, 30%) |
| OKLCH | oklch(45.4% 0.117 246.8) |
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 #055A93 | 7.26:1 | AAA | Lc -89.6 | Fine for body text |
| Black text on #055A93 | 2.89:1 | Fails | Lc 19.4 | Dividers and decoration only |
| #055A93 text on white | 7.26:1 | AAA | Lc 84.7 | Fine for body text |
| #055A93 text on black | 2.89:1 | Fails | Lc -17.3 | 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
#E0EBF7
oklch(93.5% 0.02 250.4)
-
Step 200
200
#C6DCF1
oklch(88.5% 0.037 247)
-
Step 300
300
#9DC5EB
oklch(80.8% 0.069 247.4)
-
Step 400
400
#65A7E1
oklch(70.8% 0.109 246.6)
-
Step 500
500
#338FD8
oklch(63.1% 0.139 246.7)
-
Step 600
600
#0078C3
oklch(55.7% 0.146 246.8)
-
Step 700
700
#0065A5
oklch(49.2% 0.128 246.7)
-
Step 800
800 (this color)
#055A93
oklch(45.4% 0.117 246.8)
-
Step 900
900
#0C446F
oklch(37.6% 0.092 247.5)
-
Step 950
950
#0A2841
oklch(26.9% 0.058 247.4)
#055A93 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) | #3E5D95 | 0.043 |
| Deuteranopia (no green cones) | #295192 | 0.029 |
| Tritanopia (no blue cones) | #00686F | 0.083 |
| Achromatopsia (no color) | #575757 | 0.117 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #055A93
#055A93
oklch(45.4% 0.117 246.8)
- #7B4900
#7B4900
oklch(45.4% 0.101 66.5)
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 #055A93, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk Blue #26538D ΔE 0.024
- Light Navy Blue #2E5A88 ΔE 0.028
- Deep Sea Blue #015482 ΔE 0.031
- Light Navy #155084 ΔE 0.035
- Denim Blue #3B5B92 ΔE 0.037
- Peacock Blue #016795 ΔE 0.039
- Denim #3B638C ΔE 0.050
- Cobalt #1E488F ΔE 0.050
Use #055A93 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.