#559EE5#559EE5

#559EE5 is a light, vivid cyan. Relative luminance 0.320; OKLCH L 68.3% C 0.129 H 249.6°. Best body text is #000000 at 7.41:1 contrast (WCAG AA passes).

Color values

HEX	#559EE5
RGB	rgb(85, 158, 229)
HSL	hsl(210, 73%, 62%)
HSV	hsv(210, 63%, 90%)
CMYK	cmyk(62.9%, 31%, 0%, 10.2%)
CIE-LAB	lab(63.38, -1.28, -42.64)
CIE-LCH	lch(63.38, 42.66, 268.28°)
OKLab	oklab(68.29% -0.0447 -0.1205)
OKLCH	oklch(68.29% 0.129 249.6)
XYZ	xyz(30.1108, 32.0392, 78.7109)
Luminance	0.3204 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#559EE5 #E59C55

analogous

#55E5E4 #559EE5 #5556E5

triadic

#559EE5 #E5559E #9EE555

tetradic

#559EE5 #E455E5 #E59C55 #56E555

square

#559EE5 #E455E5 #E59C55 #56E555

split-complementary

#559EE5 #E55556 #E5E455

monochromatic

#1961A6 #2280DB #559EE5 #8ABCED #BFDBF5

Accessibility & contrast

On white

2.83

#559EE5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.41

#559EE5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #559EE5

7.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##559EE5	#FFFFFF	#000000	##000000
##559EE5	1.00	2.83	7.41	7.41
#FFFFFF	2.83	1.00	21.00	21.00
#000000	7.41	21.00	1.00	1.00
##000000	7.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7FA1E8

Deuteranopia (green-blind)

#6C93E4

Tritanopia (blue-blind)

#00AFB7

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #559ee5;
/* rgb */ color: rgb(85, 158, 229);
/* oklch */ color: oklch(68.3% 0.129 249.6);

Tailwind

colors: {
  custom: {
    50: '#91baed',
    500: '#559ee5',
    950: '#000000',
  },
}

SCSS

$custom: #559ee5;
$custom-light: #91baed;
$custom-dark: #000000;

JSON

{
  "hex": "#559ee5",
  "rgb": {
    "r": 85,
    "g": 158,
    "b": 229
  },
  "hsl": {
    "h": 209.583,
    "s": 73.469,
    "l": 61.569
  },
  "oklch": {
    "l": 0.68289,
    "c": 0.1285,
    "h": 249.6
  },
  "luminance": 0.32042
}

Semantic roles & 50–950 ramp

primary

#559EE5

secondary

#E6CBB0

accent

#7110D6

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #559EE5

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

Preview Lab → · Contrast checker → · Palette generator →