#55AFEB#55AFEB

#55AFEB is a light, vivid cyan. Relative luminance 0.386; OKLCH L 72.4% C 0.123 H 240.6°. Best body text is #000000 at 8.72:1 contrast (WCAG AA passes).

Color values

HEX	#55AFEB
RGB	rgb(85, 175, 235)
HSL	hsl(204, 79%, 63%)
HSV	hsv(204, 64%, 92%)
CMYK	cmyk(63.8%, 25.5%, 0%, 7.8%)
CIE-LAB	lab(68.45, -8.84, -38.00)
CIE-LCH	lch(68.45, 39.01, 256.90°)
OKLab	oklab(72.38% -0.0602 -0.1069)
OKLCH	oklch(72.38% 0.123 240.6)
XYZ	xyz(34.0660, 38.5859, 84.2337)
Luminance	0.3859 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55AFEB #EB9155

analogous

#55EBDC #55AFEB #5564EB

triadic

#55AFEB #EB55AF #AFEB55

tetradic

#55AFEB #DC55EB #EB9155 #64EB55

square

#55AFEB #DC55EB #EB9155 #64EB55

split-complementary

#55AFEB #EB5564 #EBDC55

monochromatic

#1572B1 #1E95E5 #55AFEB #8CC9F1 #C3E3F8

Accessibility & contrast

On white

2.41

#55AFEB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.72

#55AFEB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #55AFEB

8.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55AFEB	#FFFFFF	#000000	##000000
##55AFEB	1.00	2.41	8.72	8.72
#FFFFFF	2.41	1.00	21.00	21.00
#000000	8.72	21.00	1.00	1.00
##000000	8.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#94AFEE

Deuteranopia (green-blind)

#7FA0EA

Tritanopia (blue-blind)

#00BEC4

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #55afeb;
/* rgb */ color: rgb(85, 175, 235);
/* oklch */ color: oklch(72.4% 0.123 240.6);

Tailwind

colors: {
  custom: {
    50: '#93c6f1',
    500: '#55afeb',
    950: '#000000',
  },
}

SCSS

$custom: #55afeb;
$custom-light: #93c6f1;
$custom-dark: #000000;

JSON

{
  "hex": "#55afeb",
  "rgb": {
    "r": 85,
    "g": 175,
    "b": 235
  },
  "hsl": {
    "h": 204,
    "s": 78.947,
    "l": 62.745
  },
  "oklch": {
    "l": 0.7238,
    "c": 0.12266,
    "h": 240.6
  },
  "luminance": 0.38589
}

Semantic roles & 50–950 ramp

primary

#55AFEB

secondary

#E9C8B3

accent

#5E0ADB

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0E1317

muted

#7E8285

Preview Lab

Preview with #55AFEB

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

Preview Lab → · Contrast checker → · Palette generator →