#559DE0#559DE0

#559DE0 is a light, vivid cyan. Relative luminance 0.314; OKLCH L 67.8% C 0.123 H 248.5°. Best body text is #000000 at 7.29:1 contrast (WCAG AA passes).

Color values

HEX	#559DE0
RGB	rgb(85, 157, 224)
HSL	hsl(209, 69%, 61%)
HSV	hsv(209, 62%, 88%)
CMYK	cmyk(62.1%, 29.9%, 0%, 12.2%)
CIE-LAB	lab(62.86, -2.35, -40.68)
CIE-LCH	lch(62.86, 40.75, 266.70°)
OKLab	oklab(67.81% -0.0451 -0.1148)
OKLCH	oklch(67.81% 0.123 248.5)
XYZ	xyz(29.2529, 31.4242, 75.0304)
Luminance	0.3143 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#559DE0 #E09855

analogous

#55E0DD #559DE0 #5557E0

triadic

#559DE0 #E0559D #9DE055

tetradic

#559DE0 #DD55E0 #E09855 #57E055

square

#559DE0 #DD55E0 #E09855 #57E055

split-complementary

#559DE0 #E05557 #E0DD55

monochromatic

#1D609E #267FD2 #559DE0 #89BBE9 #BDD9F3

Accessibility & contrast

On white

2.88

#559DE0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.29

#559DE0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #559DE0

7.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##559DE0	#FFFFFF	#000000	##000000
##559DE0	1.00	2.88	7.29	7.29
#FFFFFF	2.88	1.00	21.00	21.00
#000000	7.29	21.00	1.00	1.00
##000000	7.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#80A0E3

Deuteranopia (green-blind)

#6D92DF

Tritanopia (blue-blind)

#00ADB5

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #559de0;
/* rgb */ color: rgb(85, 157, 224);
/* oklch */ color: oklch(67.8% 0.123 248.5);

Tailwind

colors: {
  custom: {
    50: '#91b9ea',
    500: '#559de0',
    950: '#000000',
  },
}

SCSS

$custom: #559de0;
$custom-light: #91b9ea;
$custom-dark: #000000;

JSON

{
  "hex": "#559de0",
  "rgb": {
    "r": 85,
    "g": 157,
    "b": 224
  },
  "hsl": {
    "h": 208.921,
    "s": 69.154,
    "l": 60.588
  },
  "oklch": {
    "l": 0.67812,
    "c": 0.12332,
    "h": 248.5
  },
  "luminance": 0.31427
}

Semantic roles & 50–950 ramp

primary

#559DE0

secondary

#E3C7AE

accent

#6F14D1

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #559DE0

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

Preview Lab → · Contrast checker → · Palette generator →