#055A94
Closest named color: Dusk Blue (#26538D). oklch(45.5% 0.118 247.2), rgb(5, 90, 148).
Aa
White text reads best on this color (7.25:1).
About this color
#055A94 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 46%, its chroma 0.118 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 7.25:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.118) |
| Temperature | cool |
| Nearest name | Dusk Blue (#26538D) |
| Black text | 2.89:1 |
| White text | 7.25:1 |
Values
| HEX | #055A94 |
| RGB | rgb(5, 90, 148) |
| HSL | hsl(204, 93%, 30%) |
| OKLCH | oklch(45.5% 0.118 247.2) |
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 #055A94 | 7.25:1 | AAA | Lc -89.5 | Fine for body text |
| Black text on #055A94 | 2.89:1 | Fails | Lc 19.4 | Dividers and decoration only |
| #055A94 text on white | 7.25:1 | AAA | Lc 84.6 | Fine for body text |
| #055A94 text on black | 2.89:1 | Fails | Lc -17.4 | 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
#C6DCF2
oklch(88.5% 0.038 248.3)
-
Step 300
300
#9DC5EB
oklch(80.8% 0.069 247.4)
-
Step 400
400
#65A6E2
oklch(70.6% 0.111 247.8)
-
Step 500
500
#338FD9
oklch(63.1% 0.14 247)
-
Step 600
600
#0078C4
oklch(55.7% 0.147 247.1)
-
Step 700
700
#0064A5
oklch(49% 0.13 247.2)
-
Step 800
800 (this color)
#055A94
oklch(45.5% 0.118 247.2)
-
Step 900
900
#0B446F
oklch(37.6% 0.092 247.3)
-
Step 950
950
#0A2841
oklch(26.9% 0.058 247.4)
#055A94 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) | #3D5D96 | 0.042 |
| Deuteranopia (no green cones) | #285193 | 0.029 |
| Tritanopia (no blue cones) | #006870 | 0.083 |
| Achromatopsia (no color) | #575757 | 0.118 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #055A94
#055A94
oklch(45.5% 0.118 247.2)
- #7B4A00
#7B4A00
oklch(45.6% 0.1 67.5)
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 #055A94, 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 0.029
- Deep Sea Blue #015482 ΔE 0.033
- Light Navy #155084 ΔE 0.035
- Denim Blue #3B5B92 ΔE 0.037
- Peacock Blue #016795 ΔE 0.039
- Cobalt #1E488F ΔE 0.050
- Denim #3B638C ΔE 0.051
Use #055A94 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.