#55B8EC#55B8EC

#55B8EC is a light, moderate cyan. Relative luminance 0.423; OKLCH L 74.5% C 0.119 H 234.5°. Best body text is #000000 at 9.45:1 contrast (WCAG AA passes).

Color values

HEX	#55B8EC
RGB	rgb(85, 184, 236)
HSL	hsl(201, 80%, 63%)
HSV	hsv(201, 64%, 93%)
CMYK	cmyk(64%, 22%, 0%, 7.5%)
CIE-LAB	lab(71.05, -13.39, -34.50)
CIE-LCH	lch(71.05, 37.00, 248.78°)
OKLab	oklab(74.46% -0.069 -0.0967)
OKLCH	oklch(74.46% 0.119 234.5)
XYZ	xyz(36.0212, 42.2647, 85.6002)
Luminance	0.4227 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55B8EC #EC8955

analogous

#55ECD4 #55B8EC #556DEC

triadic

#55B8EC #EC55B8 #B8EC55

tetradic

#55B8EC #D455EC #EC8955 #6DEC55

square

#55B8EC #D455EC #EC8955 #6DEC55

split-complementary

#55B8EC #EC556D #ECD455

monochromatic

#147CB3 #1EA1E6 #55B8EC #8CCFF2 #C3E6F8

Accessibility & contrast

On white

2.22

#55B8EC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.45

#55B8EC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #55B8EC

9.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55B8EC	#FFFFFF	#000000	##000000
##55B8EC	1.00	2.22	9.45	9.45
#FFFFFF	2.22	1.00	21.00	21.00
#000000	9.45	21.00	1.00	1.00
##000000	9.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9FB6EE

Deuteranopia (green-blind)

#8AA7EB

Tritanopia (blue-blind)

#00C6C9

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #55b8ec;
/* rgb */ color: rgb(85, 184, 236);
/* oklch */ color: oklch(74.5% 0.119 234.5);

Tailwind

colors: {
  custom: {
    50: '#93cdf2',
    500: '#55b8ec',
    950: '#000000',
  },
}

SCSS

$custom: #55b8ec;
$custom-light: #93cdf2;
$custom-dark: #000000;

JSON

{
  "hex": "#55b8ec",
  "rgb": {
    "r": 85,
    "g": 184,
    "b": 236
  },
  "hsl": {
    "h": 200.662,
    "s": 79.894,
    "l": 62.941
  },
  "oklch": {
    "l": 0.74459,
    "c": 0.11883,
    "h": 234.5
  },
  "luminance": 0.42268
}

Semantic roles & 50–950 ramp

primary

#55B8EC

secondary

#EAC6B3

accent

#5209DC

background

#F9FCFE

surface

#F2F9FD

border

#CCD2D5

text

#0E1317

muted

#7E8285

Preview Lab

Preview with #55B8EC

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

Preview Lab → · Contrast checker → · Palette generator →