#55C5EB#55C5EB

#55C5EB is a light, moderate cyan. Relative luminance 0.479; OKLCH L 77.4% C 0.114 H 223.7°. Best body text is #000000 at 10.57:1 contrast (WCAG AA passes).

Color values

HEX	#55C5EB
RGB	rgb(85, 197, 235)
HSL	hsl(195, 79%, 63%)
HSV	hsv(195, 64%, 92%)
CMYK	cmyk(63.8%, 16.2%, 0%, 7.8%)
CIE-LAB	lab(74.74, -20.50, -28.28)
CIE-LCH	lch(74.74, 34.93, 234.05°)
OKLab	oklab(77.38% -0.0826 -0.0789)
OKLCH	oklch(77.38% 0.114 223.7)
XYZ	xyz(38.7019, 47.8579, 85.7790)
Luminance	0.4786 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55C5EB #EB7B55

analogous

#55EBC6 #55C5EB #557AEB

triadic

#55C5EB #EB55C5 #C5EB55

tetradic

#55C5EB #C655EB #EB7B55 #7AEB55

square

#55C5EB #C655EB #EB7B55 #7AEB55

split-complementary

#55C5EB #EB557A #EBC655

monochromatic

#1589B1 #1EB2E5 #55C5EB #8CD8F1 #C3EAF8

Accessibility & contrast

On white

1.99

#55C5EB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.57

#55C5EB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #55C5EB

10.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55C5EB	#FFFFFF	#000000	##000000
##55C5EB	1.00	1.99	10.57	10.57
#FFFFFF	1.99	1.00	21.00	21.00
#000000	10.57	21.00	1.00	1.00
##000000	10.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AFC1ED

Deuteranopia (green-blind)

#9AB1EB

Tritanopia (blue-blind)

#00D1D1

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #55c5eb;
/* rgb */ color: rgb(85, 197, 235);
/* oklch */ color: oklch(77.4% 0.114 223.7);

Tailwind

colors: {
  custom: {
    50: '#94d6f1',
    500: '#55c5eb',
    950: '#000000',
  },
}

SCSS

$custom: #55c5eb;
$custom-light: #94d6f1;
$custom-dark: #000000;

JSON

{
  "hex": "#55c5eb",
  "rgb": {
    "r": 85,
    "g": 197,
    "b": 235
  },
  "hsl": {
    "h": 195.2,
    "s": 78.947,
    "l": 62.745
  },
  "oklch": {
    "l": 0.77383,
    "c": 0.11418,
    "h": 223.7
  },
  "luminance": 0.47862
}

Semantic roles & 50–950 ramp

primary

#55C5EB

secondary

#E9C1B3

accent

#3F0ADB

background

#F9FDFE

surface

#F2FAFD

border

#CCD3D5

text

#0E1416

muted

#7E8384

Preview Lab

Preview with #55C5EB

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

Preview Lab → · Contrast checker → · Palette generator →