#559DBE#559DBE

#559DBE is a light, moderate cyan. Relative luminance 0.298; OKLCH L 66.2% C 0.087 H 229.8°. Best body text is #000000 at 6.95:1 contrast (WCAG AA passes).

Color values

HEX	#559DBE
RGB	rgb(85, 157, 190)
HSL	hsl(199, 45%, 54%)
HSV	hsv(199, 55%, 75%)
CMYK	cmyk(55.3%, 17.4%, 0%, 25.5%)
CIE-LAB	lab(61.45, -13.06, -23.92)
CIE-LCH	lch(61.45, 27.26, 241.36°)
OKLab	oklab(66.22% -0.0563 -0.0666)
OKLCH	oklch(66.22% 0.087 229.8)
XYZ	xyz(25.0940, 29.7607, 53.1272)
Luminance	0.2976 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#559DBE #BE7655

analogous

#55BEAB #559DBE #5569BE

triadic

#559DBE #BE559D #9DBE55

tetradic

#559DBE #AB55BE #BE7655 #69BE55

square

#559DBE #AB55BE #BE7655 #69BE55

split-complementary

#559DBE #BE5569 #BEAB55

monochromatic

#2A596E #3B7D9B #559DBE #81B7CF #AED0E0

Accessibility & contrast

On white

3.02

#559DBE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.95

#559DBE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #559DBE

6.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##559DBE	#FFFFFF	#000000	##000000
##559DBE	1.00	3.02	6.95	6.95
#FFFFFF	3.02	1.00	21.00	21.00
#000000	6.95	21.00	1.00	1.00
##000000	6.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C9BC0

Deuteranopia (green-blind)

#7D8FBE

Tritanopia (blue-blind)

#00A6A8

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #559dbe;
/* rgb */ color: rgb(85, 157, 190);
/* oklch */ color: oklch(66.2% 0.087 229.8);

Tailwind

colors: {
  custom: {
    50: '#8dbad1',
    500: '#559dbe',
    950: '#000000',
  },
}

SCSS

$custom: #559dbe;
$custom-light: #8dbad1;
$custom-dark: #000000;

JSON

{
  "hex": "#559dbe",
  "rgb": {
    "r": 85,
    "g": 157,
    "b": 190
  },
  "hsl": {
    "h": 198.857,
    "s": 44.681,
    "l": 53.922
  },
  "oklch": {
    "l": 0.66224,
    "c": 0.08722,
    "h": 229.8
  },
  "luminance": 0.29763
}

Semantic roles & 50–950 ramp

primary

#559DBE

secondary

#CEAFA1

accent

#7C53D4

background

#F9FBFC

surface

#F1F6F9

border

#CBD0D2

text

#0D1114

muted

#7E8082

Preview Lab

Preview with #559DBE

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

Preview Lab → · Contrast checker → · Palette generator →