#559AE0#559AE0

#559AE0 is a light, vivid cyan. Relative luminance 0.304; OKLCH L 67.1% C 0.126 H 250.5°. Best body text is #000000 at 7.08:1 contrast (WCAG AA passes).

Color values

HEX	#559AE0
RGB	rgb(85, 154, 224)
HSL	hsl(210, 69%, 61%)
HSV	hsv(210, 62%, 88%)
CMYK	cmyk(62.1%, 31.3%, 0%, 12.2%)
CIE-LAB	lab(62.02, -0.63, -42.01)
CIE-LCH	lch(62.02, 42.02, 269.13°)
OKLab	oklab(67.15% -0.042 -0.1187)
OKLCH	oklch(67.15% 0.126 250.5)
XYZ	xyz(28.7515, 30.4216, 74.8633)
Luminance	0.3042 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#559AE0 #E09B55

analogous

#55DFE0 #559AE0 #5555E0

triadic

#559AE0 #E0559A #9AE055

tetradic

#559AE0 #E055DF #E09B55 #55E055

square

#559AE0 #E055DF #E09B55 #55E055

split-complementary

#559AE0 #E05555 #DFE055

monochromatic

#1D5D9E #267BD2 #559AE0 #89B9E9 #BDD8F3

Accessibility & contrast

On white

2.96

#559AE0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.08

#559AE0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #559AE0

7.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##559AE0	#FFFFFF	#000000	##000000
##559AE0	1.00	2.96	7.08	7.08
#FFFFFF	2.96	1.00	21.00	21.00
#000000	7.08	21.00	1.00	1.00
##000000	7.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C9DE3

Deuteranopia (green-blind)

#6990DF

Tritanopia (blue-blind)

#00AAB3

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #559ae0;
/* rgb */ color: rgb(85, 154, 224);
/* oklch */ color: oklch(67.1% 0.126 250.5);

Tailwind

colors: {
  custom: {
    50: '#91b7ea',
    500: '#559ae0',
    950: '#000000',
  },
}

SCSS

$custom: #559ae0;
$custom-light: #91b7ea;
$custom-dark: #000000;

JSON

{
  "hex": "#559ae0",
  "rgb": {
    "r": 85,
    "g": 154,
    "b": 224
  },
  "hsl": {
    "h": 210.216,
    "s": 69.154,
    "l": 60.588
  },
  "oklch": {
    "l": 0.67146,
    "c": 0.12588,
    "h": 250.5
  },
  "luminance": 0.30424
}

Semantic roles & 50–950 ramp

primary

#559AE0

secondary

#E3C9AE

accent

#7314D1

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #559AE0

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

Preview Lab → · Contrast checker → · Palette generator →