#55869D
Closest named color: Dusty Blue (#5A86AD). oklch(59.4% 0.063 229.4), rgb(85, 134, 157).
Aa
Black text reads best on this color (5.28:1).
About this color
#55869D is a medium-dark, muted teal or cyan. In OKLCH its lightness is 59%, its chroma 0.063 and its hue 229°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Blue (#5A86AD), ΔE 0.026 away. Black text reads best on it, at 5.28:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (59%) |
| Chroma | muted (0.063) |
| Temperature | cool |
| Nearest name | Dusty Blue (#5A86AD) |
| Black text | 5.28:1 |
| White text | 3.97:1 |
Values
| HEX | #55869D |
| RGB | rgb(85, 134, 157) |
| HSL | hsl(199, 30%, 47%) |
| OKLCH | oklch(59.4% 0.063 229.4) |
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 #55869D | 3.97:1 | AA large text | Lc -72.5 | Content text, not long reading |
| Black text on #55869D | 5.28:1 | AA | Lc 37.1 | Non-text elements, placeholder text |
| #55869D text on white | 3.97:1 | AA large text | Lc 67.0 | Content text, not long reading |
| #55869D text on black | 5.28:1 | AA | Lc -34.7 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E4EBEF
oklch(93.6% 0.009 232.4)
-
Step 200
200
#CEDCE2
oklch(88.6% 0.017 225.2)
-
Step 300
300
#ADC5D1
oklch(80.9% 0.031 229.3)
-
Step 400
400
#81A7BA
oklch(70.7% 0.05 229.9)
-
Step 500
500 (this color)
#55869D
oklch(59.4% 0.063 229.4)
-
Step 600
600
#457B94
oklch(55.6% 0.069 229.7)
-
Step 700
700
#36687E
oklch(49.2% 0.064 228.7)
-
Step 800
800
#2E5566
oklch(42.8% 0.052 228.1)
-
Step 900
900
#294653
oklch(37.7% 0.041 228.3)
-
Step 950
950
#192931
oklch(27% 0.026 230.6)
#55869D 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) | #7A849E | 0.046 |
| Deuteranopia (no green cones) | #707C9D | 0.041 |
| Tritanopia (no blue cones) | #358D8D | 0.047 |
| Achromatopsia (no color) | #808080 | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #55869D
#55869D
oklch(59.4% 0.063 229.4)
- #9E745D
#9E745D
oklch(59.5% 0.063 49.8)
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 #55869D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Blue #5A86AD ΔE 0.026
- Off Blue #5684AE ΔE 0.029
- Grey Blue #647D8E ΔE 0.031
- Stormy Blue #507B9C ΔE 0.034
- Slate Gray #708090 ΔE 0.036
- Steel #738595 ΔE 0.036
- Steel Grey #6F828A ΔE 0.038
- Cerulean #457B9D ΔE 0.039
Use #55869D 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.