#55BDE4#55BDE4

#55BDE4 is a light, moderate cyan. Relative luminance 0.439; OKLCH L 75.3% C 0.111 H 225.9°. Best body text is #000000 at 9.79:1 contrast (WCAG AA passes).

Color values

HEX	#55BDE4
RGB	rgb(85, 189, 228)
HSL	hsl(196, 73%, 61%)
HSV	hsv(196, 63%, 89%)
CMYK	cmyk(62.7%, 17.1%, 0%, 10.6%)
CIE-LAB	lab(72.18, -18.51, -28.42)
CIE-LCH	lch(72.18, 33.91, 236.92°)
OKLab	oklab(75.25% -0.0769 -0.0793)
OKLCH	oklch(75.25% 0.111 225.9)
XYZ	xyz(35.9419, 43.9242, 79.9678)
Luminance	0.4393 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55BDE4 #E47C55

analogous

#55E4C4 #55BDE4 #5576E4

triadic

#55BDE4 #E455BD #BDE455

tetradic

#55BDE4 #C455E4 #E47C55 #76E455

square

#55BDE4 #C455E4 #E47C55 #76E455

split-complementary

#55BDE4 #E45576 #E4C455

monochromatic

#1A7FA4 #23A7D9 #55BDE4 #8AD2EC #BFE6F5

Accessibility & contrast

On white

2.15

#55BDE4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.79

#55BDE4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #55BDE4

9.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55BDE4	#FFFFFF	#000000	##000000
##55BDE4	1.00	2.15	9.79	9.79
#FFFFFF	2.15	1.00	21.00	21.00
#000000	9.79	21.00	1.00	1.00
##000000	9.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A8B9E6

Deuteranopia (green-blind)

#94AAE4

Tritanopia (blue-blind)

#00C9CA

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #55bde4;
/* rgb */ color: rgb(85, 189, 228);
/* oklch */ color: oklch(75.3% 0.111 225.9);

Tailwind

colors: {
  custom: {
    50: '#92d1ec',
    500: '#55bde4',
    950: '#000000',
  },
}

SCSS

$custom: #55bde4;
$custom-light: #92d1ec;
$custom-dark: #000000;

JSON

{
  "hex": "#55bde4",
  "rgb": {
    "r": 85,
    "g": 189,
    "b": 228
  },
  "hsl": {
    "h": 196.364,
    "s": 72.589,
    "l": 61.373
  },
  "oklch": {
    "l": 0.75254,
    "c": 0.1105,
    "h": 225.9
  },
  "luminance": 0.43928
}

Semantic roles & 50–950 ramp

primary

#55BDE4

secondary

#E5BEB0

accent

#4611D5

background

#F9FCFE

surface

#F2F9FD

border

#CCD2D5

text

#0E1416

muted

#7E8284

Preview Lab

Preview with #55BDE4

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

Preview Lab → · Contrast checker → · Palette generator →