#55B3E4#55B3E4

#55B3E4 is a light, moderate cyan. Relative luminance 0.398; OKLCH L 73.0% C 0.114 H 234.1°. Best body text is #000000 at 8.95:1 contrast (WCAG AA passes).

Color values

HEX	#55B3E4
RGB	rgb(85, 179, 228)
HSL	hsl(201, 73%, 61%)
HSV	hsv(201, 63%, 89%)
CMYK	cmyk(62.7%, 21.5%, 0%, 10.6%)
CIE-LAB	lab(69.31, -13.23, -32.85)
CIE-LCH	lch(69.31, 35.41, 248.06°)
OKLab	oklab(72.96% -0.0666 -0.092)
OKLCH	oklch(72.96% 0.114 234.1)
XYZ	xyz(33.8646, 39.7695, 79.2753)
Luminance	0.3977 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55B3E4 #E48655

analogous

#55E4CD #55B3E4 #556CE4

triadic

#55B3E4 #E455B3 #B3E455

tetradic

#55B3E4 #CD55E4 #E48655 #6CE455

square

#55B3E4 #CD55E4 #E48655 #6CE455

split-complementary

#55B3E4 #E4556C #E4CD55

monochromatic

#1A75A4 #239BD9 #55B3E4 #8ACBEC #BFE2F5

Accessibility & contrast

On white

2.35

#55B3E4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.95

#55B3E4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #55B3E4

8.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55B3E4	#FFFFFF	#000000	##000000
##55B3E4	1.00	2.35	8.95	8.95
#FFFFFF	2.35	1.00	21.00	21.00
#000000	8.95	21.00	1.00	1.00
##000000	8.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9BB1E6

Deuteranopia (green-blind)

#88A3E3

Tritanopia (blue-blind)

#00C0C3

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #55b3e4;
/* rgb */ color: rgb(85, 179, 228);
/* oklch */ color: oklch(73.0% 0.114 234.1);

Tailwind

colors: {
  custom: {
    50: '#92c9ec',
    500: '#55b3e4',
    950: '#000000',
  },
}

SCSS

$custom: #55b3e4;
$custom-light: #92c9ec;
$custom-dark: #000000;

JSON

{
  "hex": "#55b3e4",
  "rgb": {
    "r": 85,
    "g": 179,
    "b": 228
  },
  "hsl": {
    "h": 200.559,
    "s": 72.589,
    "l": 61.373
  },
  "oklch": {
    "l": 0.72964,
    "c": 0.11361,
    "h": 234.1
  },
  "luminance": 0.39773
}

Semantic roles & 50–950 ramp

primary

#55B3E4

secondary

#E5C2B0

accent

#5411D5

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #55B3E4

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

Preview Lab → · Contrast checker → · Palette generator →