#559EEC#559EEC

#559EEC is a light, vivid cyan. Relative luminance 0.324; OKLCH L 68.7% C 0.137 H 251.8°. Best body text is #000000 at 7.49:1 contrast (WCAG AA passes).

Color values

HEX	#559EEC
RGB	rgb(85, 158, 236)
HSL	hsl(211, 80%, 63%)
HSV	hsv(211, 64%, 93%)
CMYK	cmyk(64%, 33.1%, 0%, 7.5%)
CIE-LAB	lab(63.70, 1.02, -45.98)
CIE-LCH	lch(63.70, 45.99, 271.28°)
OKLab	oklab(68.65% -0.0428 -0.1302)
OKLCH	oklch(68.65% 0.137 251.8)
XYZ	xyz(31.1079, 32.4381, 83.9624)
Luminance	0.3244 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#559EEC #ECA355

analogous

#55EAEC #559EEC #5755EC

triadic

#559EEC #EC559E #9EEC55

tetradic

#559EEC #EC55EA #ECA355 #55EC57

square

#559EEC #EC55EA #ECA355 #55EC57

split-complementary

#559EEC #EC5755 #EAEC55

monochromatic

#1461B3 #1E7FE6 #559EEC #8CBDF2 #C3DDF8

Accessibility & contrast

On white

2.80

#559EEC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.49

#559EEC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #559EEC

7.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##559EEC	#FFFFFF	#000000	##000000
##559EEC	1.00	2.80	7.49	7.49
#FFFFFF	2.80	1.00	21.00	21.00
#000000	7.49	21.00	1.00	1.00
##000000	7.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7CA2EF

Deuteranopia (green-blind)

#6794EA

Tritanopia (blue-blind)

#00B0BA

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #559eec;
/* rgb */ color: rgb(85, 158, 236);
/* oklch */ color: oklch(68.7% 0.137 251.8);

Tailwind

colors: {
  custom: {
    50: '#92baf2',
    500: '#559eec',
    950: '#000000',
  },
}

SCSS

$custom: #559eec;
$custom-light: #92baf2;
$custom-dark: #000000;

JSON

{
  "hex": "#559eec",
  "rgb": {
    "r": 85,
    "g": 158,
    "b": 236
  },
  "hsl": {
    "h": 210.993,
    "s": 79.894,
    "l": 62.941
  },
  "oklch": {
    "l": 0.68654,
    "c": 0.13705,
    "h": 251.8
  },
  "luminance": 0.32441
}

Semantic roles & 50–950 ramp

primary

#559EEC

secondary

#EACFB3

accent

#7609DC

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1117

muted

#7E8085

Preview Lab

Preview with #559EEC

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

Preview Lab → · Contrast checker → · Palette generator →