#055F86
Closest named color: Light Navy Blue (#2E5A88). oklch(45.9% 0.097 235.8), rgb(5, 95, 134).
Aa
White text reads best on this color (7.02:1).
About this color
#055F86 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 46%, its chroma 0.097 and its hue 236°. Its hue sits on the cool side of the wheel. The nearest named color is Light Navy Blue (#2E5A88), ΔE 0.026 away. White text reads best on it, at 7.02:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.097) |
| Temperature | cool |
| Nearest name | Light Navy Blue (#2E5A88) |
| Black text | 2.98:1 |
| White text | 7.02:1 |
Values
| HEX | #055F86 |
| RGB | rgb(5, 95, 134) |
| HSL | hsl(198, 93%, 27%) |
| OKLCH | oklch(45.9% 0.097 235.8) |
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 #055F86 | 7.02:1 | AAA | Lc -88.8 | Fine for body text |
| Black text on #055F86 | 2.98:1 | Fails | Lc 20.2 | Dividers and decoration only |
| #055F86 text on white | 7.02:1 | AAA | Lc 83.8 | Fine for body text |
| #055F86 text on black | 2.98:1 | Fails | Lc -18.1 | 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
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E2EBF2
oklch(93.5% 0.014 241)
-
Step 200
200
#CADCE8
oklch(88.5% 0.025 236.9)
-
Step 300
300
#A4C6DB
oklch(80.9% 0.047 235.3)
-
Step 400
400
#72A8C9
oklch(70.6% 0.075 236.1)
-
Step 500
500
#4992BB
oklch(63% 0.095 235.7)
-
Step 600
600
#267CA8
oklch(55.6% 0.104 235.9)
-
Step 700
700 (this color)
#055F86
oklch(45.9% 0.097 235.8)
-
Step 800
800
#175575
oklch(42.7% 0.081 236.2)
-
Step 900
900
#1B465E
oklch(37.6% 0.063 236.3)
-
Step 950
950
#112937
oklch(26.9% 0.04 236.4)
#055F86 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) | #4C5F88 | 0.057 |
| Deuteranopia (no green cones) | #3C5485 | 0.046 |
| Tritanopia (no blue cones) | #00696D | 0.059 |
| Achromatopsia (no color) | #595959 | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #055F86
#055F86
oklch(45.9% 0.097 235.8)
- #804719
#804719
oklch(45.9% 0.097 55.4)
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 #055F86, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy Blue #2E5A88 ΔE 0.026
- Peacock Blue #016795 ΔE 0.031
- Deep Sea Blue #015482 ΔE 0.034
- Denim #3B638C ΔE 0.041
- Dusk Blue #26538D ΔE 0.041
- Denim Blue #3B5B92 ΔE 0.044
- Light Navy #155084 ΔE 0.045
- YInMn Blue #415A77 ΔE 0.046
Use #055F86 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.