#559EC9#559EC9

#559EC9 is a light, moderate cyan. Relative luminance 0.306; OKLCH L 66.9% C 0.097 H 236.5°. Best body text is #000000 at 7.12:1 contrast (WCAG AA passes).

Color values

HEX	#559EC9
RGB	rgb(85, 158, 201)
HSL	hsl(202, 52%, 56%)
HSV	hsv(202, 58%, 79%)
CMYK	cmyk(57.7%, 21.4%, 0%, 21.2%)
CIE-LAB	lab(62.17, -10.24, -28.97)
CIE-LCH	lch(62.17, 30.73, 250.53°)
OKLab	oklab(66.94% -0.0535 -0.081)
OKLCH	oklch(66.94% 0.097 236.5)
XYZ	xyz(26.5118, 30.5996, 59.7562)
Luminance	0.3060 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#559EC9 #C98055

analogous

#55C9BA #559EC9 #5564C9

triadic

#559EC9 #C9559E #9EC955

tetradic

#559EC9 #BA55C9 #C98055 #64C955

square

#559EC9 #BA55C9 #C98055 #64C955

split-complementary

#559EC9 #C95564 #C9BA55

monochromatic

#275D7C #367FAB #559EC9 #83B9D8 #B2D3E7

Accessibility & contrast

On white

2.95

#559EC9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.12

#559EC9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #559EC9

7.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##559EC9	#FFFFFF	#000000	##000000
##559EC9	1.00	2.95	7.12	7.12
#FFFFFF	2.95	1.00	21.00	21.00
#000000	7.12	21.00	1.00	1.00
##000000	7.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A9DCB

Deuteranopia (green-blind)

#7A91C8

Tritanopia (blue-blind)

#00A9AC

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #559ec9;
/* rgb */ color: rgb(85, 158, 201);
/* oklch */ color: oklch(66.9% 0.097 236.5);

Tailwind

colors: {
  custom: {
    50: '#8ebad9',
    500: '#559ec9',
    950: '#000000',
  },
}

SCSS

$custom: #559ec9;
$custom-light: #8ebad9;
$custom-dark: #000000;

JSON

{
  "hex": "#559ec9",
  "rgb": {
    "r": 85,
    "g": 158,
    "b": 201
  },
  "hsl": {
    "h": 202.241,
    "s": 51.786,
    "l": 56.078
  },
  "oklch": {
    "l": 0.66939,
    "c": 0.09707,
    "h": 236.5
  },
  "luminance": 0.30602
}

Semantic roles & 50–950 ramp

primary

#559EC9

secondary

#D5B7A5

accent

#814DDB

background

#F9FBFD

surface

#F1F6FA

border

#CBD0D3

text

#0D1114

muted

#7E8083

Preview Lab

Preview with #559EC9

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

Preview Lab → · Contrast checker → · Palette generator →