#559DE9#559DE9

#559DE9 is a light, vivid cyan. Relative luminance 0.319; OKLCH L 68.3% C 0.134 H 251.5°. Best body text is #000000 at 7.39:1 contrast (WCAG AA passes).

Color values

HEX	#559DE9
RGB	rgb(85, 157, 233)
HSL	hsl(211, 77%, 62%)
HSV	hsv(211, 64%, 91%)
CMYK	cmyk(63.5%, 32.6%, 0%, 8.6%)
CIE-LAB	lab(63.28, 0.61, -45.00)
CIE-LCH	lch(63.28, 45.00, 270.77°)
OKLab	oklab(68.28% -0.0426 -0.1273)
OKLCH	oklch(68.28% 0.134 251.5)
XYZ	xyz(30.5059, 31.9254, 81.6296)
Luminance	0.3193 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#559DE9 #E9A155

analogous

#55E7E9 #559DE9 #5755E9

triadic

#559DE9 #E9559D #9DE955

tetradic

#559DE9 #E955E7 #E9A155 #55E957

square

#559DE9 #E955E7 #E9A155 #55E957

split-complementary

#559DE9 #E95755 #E7E955

monochromatic

#1660AD #1F7EE2 #559DE9 #8BBCF0 #C1DBF7

Accessibility & contrast

On white

2.84

#559DE9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.39

#559DE9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #559DE9

7.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##559DE9	#FFFFFF	#000000	##000000
##559DE9	1.00	2.84	7.39	7.39
#FFFFFF	2.84	1.00	21.00	21.00
#000000	7.39	21.00	1.00	1.00
##000000	7.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7CA1EC

Deuteranopia (green-blind)

#6893E7

Tritanopia (blue-blind)

#00AFB8

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #559de9;
/* rgb */ color: rgb(85, 157, 233);
/* oklch */ color: oklch(68.3% 0.134 251.5);

Tailwind

colors: {
  custom: {
    50: '#92b9f0',
    500: '#559de9',
    950: '#000000',
  },
}

SCSS

$custom: #559de9;
$custom-light: #92b9f0;
$custom-dark: #000000;

JSON

{
  "hex": "#559de9",
  "rgb": {
    "r": 85,
    "g": 157,
    "b": 233
  },
  "hsl": {
    "h": 210.811,
    "s": 77.083,
    "l": 62.353
  },
  "oklch": {
    "l": 0.68277,
    "c": 0.13426,
    "h": 251.5
  },
  "luminance": 0.31928
}

Semantic roles & 50–950 ramp

primary

#559DE9

secondary

#E8CEB2

accent

#760CD9

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #559DE9

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

Preview Lab → · Contrast checker → · Palette generator →