#559ADD#559ADD

#559ADD is a light, vivid cyan. Relative luminance 0.303; OKLCH L 67.0% C 0.122 H 249.5°. Best body text is #000000 at 7.05:1 contrast (WCAG AA passes).

Color values

HEX	#559ADD
RGB	rgb(85, 154, 221)
HSL	hsl(210, 67%, 60%)
HSV	hsv(210, 62%, 87%)
CMYK	cmyk(61.5%, 30.3%, 0%, 13.3%)
CIE-LAB	lab(61.88, -1.62, -40.56)
CIE-LCH	lch(61.88, 40.60, 267.72°)
OKLab	oklab(66.99% -0.0428 -0.1145)
OKLCH	oklch(66.99% 0.122 249.5)
XYZ	xyz(28.3483, 30.2603, 72.7395)
Luminance	0.3026 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#559ADD #DD9855

analogous

#55DDDC #559ADD #5556DD

triadic

#559ADD #DD559A #9ADD55

tetradic

#559ADD #DC55DD #DD9855 #56DD55

square

#559ADD #DC55DD #DD9855 #56DD55

split-complementary

#559ADD #DD5556 #DDDC55

monochromatic

#1F5D99 #297CCC #559ADD #88B8E7 #BBD7F1

Accessibility & contrast

On white

2.98

#559ADD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.05

#559ADD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #559ADD

7.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##559ADD	#FFFFFF	#000000	##000000
##559ADD	1.00	2.98	7.05	7.05
#FFFFFF	2.98	1.00	21.00	21.00
#000000	7.05	21.00	1.00	1.00
##000000	7.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D9DE0

Deuteranopia (green-blind)

#6B90DC

Tritanopia (blue-blind)

#00AAB2

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #559add;
/* rgb */ color: rgb(85, 154, 221);
/* oklch */ color: oklch(67.0% 0.122 249.5);

Tailwind

colors: {
  custom: {
    50: '#90b7e8',
    500: '#559add',
    950: '#000000',
  },
}

SCSS

$custom: #559add;
$custom-light: #90b7e8;
$custom-dark: #000000;

JSON

{
  "hex": "#559add",
  "rgb": {
    "r": 85,
    "g": 154,
    "b": 221
  },
  "hsl": {
    "h": 209.559,
    "s": 66.667,
    "l": 60
  },
  "oklch": {
    "l": 0.66992,
    "c": 0.12221,
    "h": 249.5
  },
  "luminance": 0.30263
}

Semantic roles & 50–950 ramp

primary

#559ADD

secondary

#E1C7AD

accent

#933EEA

background

#F9FBFE

surface

#F2F6FC

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #559ADD

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

Preview Lab → · Contrast checker → · Palette generator →