#559DC4#559DC4

#559DC4 is a light, moderate cyan. Relative luminance 0.300; OKLCH L 66.5% C 0.093 H 234.2°. Best body text is #000000 at 7.01:1 contrast (WCAG AA passes).

Color values

HEX	#559DC4
RGB	rgb(85, 157, 196)
HSL	hsl(201, 48%, 55%)
HSV	hsv(201, 57%, 77%)
CMYK	cmyk(56.6%, 19.9%, 0%, 23.1%)
CIE-LAB	lab(61.68, -11.24, -26.93)
CIE-LCH	lch(61.68, 29.18, 247.36°)
OKLab	oklab(66.48% -0.0542 -0.0751)
OKLCH	oklch(66.48% 0.093 234.2)
XYZ	xyz(25.7633, 30.0284, 56.6522)
Luminance	0.3003 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#559DC4 #C47C55

analogous

#55C4B4 #559DC4 #5565C4

triadic

#559DC4 #C4559D #9DC455

tetradic

#559DC4 #B455C4 #C47C55 #65C455

square

#559DC4 #B455C4 #C47C55 #65C455

split-complementary

#559DC4 #C45565 #C4B455

monochromatic

#295B76 #397EA3 #559DC4 #82B7D4 #B0D1E4

Accessibility & contrast

On white

3.00

#559DC4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

7.01

#559DC4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #559DC4

7.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##559DC4	#FFFFFF	#000000	##000000
##559DC4	1.00	3.00	7.01	7.01
#FFFFFF	3.00	1.00	21.00	21.00
#000000	7.01	21.00	1.00	1.00
##000000	7.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A9CC6

Deuteranopia (green-blind)

#7B90C3

Tritanopia (blue-blind)

#00A7AA

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #559dc4;
/* rgb */ color: rgb(85, 157, 196);
/* oklch */ color: oklch(66.5% 0.093 234.2);

Tailwind

colors: {
  custom: {
    50: '#8db9d6',
    500: '#559dc4',
    950: '#000000',
  },
}

SCSS

$custom: #559dc4;
$custom-light: #8db9d6;
$custom-dark: #000000;

JSON

{
  "hex": "#559dc4",
  "rgb": {
    "r": 85,
    "g": 157,
    "b": 196
  },
  "hsl": {
    "h": 201.081,
    "s": 48.472,
    "l": 55.098
  },
  "oklch": {
    "l": 0.66484,
    "c": 0.09264,
    "h": 234.2
  },
  "luminance": 0.30031
}

Semantic roles & 50–950 ramp

primary

#559DC4

secondary

#D2B3A3

accent

#8050D8

background

#F9FBFD

surface

#F1F6FA

border

#CBD0D3

text

#0D1114

muted

#7E8083

Preview Lab

Preview with #559DC4

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

Preview Lab → · Contrast checker → · Palette generator →