#55A0EB#55A0EB

#55A0EB is a light, vivid cyan. Relative luminance 0.331; OKLCH L 69.0% C 0.134 H 250.4°. Best body text is #000000 at 7.61:1 contrast (WCAG AA passes).

Color values

HEX	#55A0EB
RGB	rgb(85, 160, 235)
HSL	hsl(210, 79%, 63%)
HSV	hsv(210, 64%, 92%)
CMYK	cmyk(63.8%, 31.9%, 0%, 7.8%)
CIE-LAB	lab(64.22, -0.45, -44.63)
CIE-LCH	lch(64.22, 44.63, 269.42°)
OKLab	oklab(69.04% -0.045 -0.1262)
OKLCH	oklch(69.04% 0.134 250.4)
XYZ	xyz(31.3070, 33.0680, 83.3140)
Luminance	0.3307 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55A0EB #EBA055

analogous

#55EBEB #55A0EB #5555EB

triadic

#55A0EB #EB55A0 #A0EB55

tetradic

#55A0EB #EB55EB #EBA055 #55EB55

square

#55A0EB #EB55EB #EBA055 #55EB55

split-complementary

#55A0EB #EB5555 #EBEB55

monochromatic

#1563B1 #1E81E5 #55A0EB #8CBFF1 #C3DDF8

Accessibility & contrast

On white

2.76

#55A0EB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.61

#55A0EB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #55A0EB

7.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55A0EB	#FFFFFF	#000000	##000000
##55A0EB	1.00	2.76	7.61	7.61
#FFFFFF	2.76	1.00	21.00	21.00
#000000	7.61	21.00	1.00	1.00
##000000	7.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7FA4EE

Deuteranopia (green-blind)

#6B95EA

Tritanopia (blue-blind)

#00B2BB

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #55a0eb;
/* rgb */ color: rgb(85, 160, 235);
/* oklch */ color: oklch(69.0% 0.134 250.4);

Tailwind

colors: {
  custom: {
    50: '#92bbf2',
    500: '#55a0eb',
    950: '#000000',
  },
}

SCSS

$custom: #55a0eb;
$custom-light: #92bbf2;
$custom-dark: #000000;

JSON

{
  "hex": "#55a0eb",
  "rgb": {
    "r": 85,
    "g": 160,
    "b": 235
  },
  "hsl": {
    "h": 210,
    "s": 78.947,
    "l": 62.745
  },
  "oklch": {
    "l": 0.69041,
    "c": 0.13402,
    "h": 250.4
  },
  "luminance": 0.33071
}

Semantic roles & 50–950 ramp

primary

#55A0EB

secondary

#E9CEB3

accent

#730ADB

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1117

muted

#7E8085

Preview Lab

Preview with #55A0EB

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →