#559FD8#559FD8

#559FD8 is a light, moderate cyan. Relative luminance 0.317; OKLCH L 67.9% C 0.112 H 243.8°. Best body text is #000000 at 7.34:1 contrast (WCAG AA passes).

Color values

HEX	#559FD8
RGB	rgb(85, 159, 216)
HSL	hsl(206, 63%, 59%)
HSV	hsv(206, 61%, 85%)
CMYK	cmyk(60.6%, 26.4%, 0%, 15.3%)
CIE-LAB	lab(63.08, -6.06, -35.91)
CIE-LCH	lch(63.08, 36.42, 260.41°)
OKLab	oklab(67.87% -0.0496 -0.1009)
OKLCH	oklch(67.87% 0.112 243.8)
XYZ	xyz(28.5345, 31.6827, 69.5641)
Luminance	0.3169 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#559FD8 #D88E55

analogous

#55D8D0 #559FD8 #555ED8

triadic

#559FD8 #D8559F #9FD855

tetradic

#559FD8 #D055D8 #D88E55 #5ED855

square

#559FD8 #D055D8 #D88E55 #5ED855

split-complementary

#559FD8 #D8555E #D8D055

monochromatic

#216191 #2D82C3 #559FD8 #87BBE3 #B9D7EF

Accessibility & contrast

On white

2.86

#559FD8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.34

#559FD8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #559FD8

7.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##559FD8	#FFFFFF	#000000	##000000
##559FD8	1.00	2.86	7.34	7.34
#FFFFFF	2.86	1.00	21.00	21.00
#000000	7.34	21.00	1.00	1.00
##000000	7.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#86A0DB

Deuteranopia (green-blind)

#7493D7

Tritanopia (blue-blind)

#00ADB3

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #559fd8;
/* rgb */ color: rgb(85, 159, 216);
/* oklch */ color: oklch(67.9% 0.112 243.8);

Tailwind

colors: {
  custom: {
    50: '#90bbe4',
    500: '#559fd8',
    950: '#000000',
  },
}

SCSS

$custom: #559fd8;
$custom-light: #90bbe4;
$custom-dark: #000000;

JSON

{
  "hex": "#559fd8",
  "rgb": {
    "r": 85,
    "g": 159,
    "b": 216
  },
  "hsl": {
    "h": 206.107,
    "s": 62.679,
    "l": 59.02
  },
  "oklch": {
    "l": 0.67866,
    "c": 0.11248,
    "h": 243.8
  },
  "luminance": 0.31685
}

Semantic roles & 50–950 ramp

primary

#559FD8

secondary

#DEC1AB

accent

#8942E6

background

#F9FBFD

surface

#F2F6FB

border

#CCD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #559FD8

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

Preview Lab → · Contrast checker → · Palette generator →