#559FD3#559FD3

#559FD3 is a light, moderate cyan. Relative luminance 0.314; OKLCH L 67.6% C 0.107 H 241.4°. Best body text is #000000 at 7.29:1 contrast (WCAG AA passes).

Color values

HEX	#559FD3
RGB	rgb(85, 159, 211)
HSL	hsl(205, 59%, 58%)
HSV	hsv(205, 60%, 83%)
CMYK	cmyk(59.7%, 24.6%, 0%, 17.3%)
CIE-LAB	lab(62.87, -7.66, -33.46)
CIE-LCH	lch(62.87, 34.33, 257.11°)
OKLab	oklab(67.63% -0.0512 -0.0939)
OKLCH	oklch(67.63% 0.107 241.4)
XYZ	xyz(27.8979, 31.4281, 66.2114)
Luminance	0.3143 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#559FD3 #D38955

analogous

#55D3C8 #559FD3 #5560D3

triadic

#559FD3 #D3559F #9FD355

tetradic

#559FD3 #C855D3 #D38955 #60D355

square

#559FD3 #C855D3 #D38955 #60D355

split-complementary

#559FD3 #D35560 #D3C855

monochromatic

#24608A #3081BB #559FD3 #86BAE0 #B6D6EC

Accessibility & contrast

On white

2.88

#559FD3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.29

#559FD3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #559FD3

7.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##559FD3	#FFFFFF	#000000	##000000
##559FD3	1.00	2.88	7.29	7.29
#FFFFFF	2.88	1.00	21.00	21.00
#000000	7.29	21.00	1.00	1.00
##000000	7.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#889FD5

Deuteranopia (green-blind)

#7792D2

Tritanopia (blue-blind)

#00ACB1

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #559fd3;
/* rgb */ color: rgb(85, 159, 211);
/* oklch */ color: oklch(67.6% 0.107 241.4);

Tailwind

colors: {
  custom: {
    50: '#8fbbe0',
    500: '#559fd3',
    950: '#000000',
  },
}

SCSS

$custom: #559fd3;
$custom-light: #8fbbe0;
$custom-dark: #000000;

JSON

{
  "hex": "#559fd3",
  "rgb": {
    "r": 85,
    "g": 159,
    "b": 211
  },
  "hsl": {
    "h": 204.762,
    "s": 58.879,
    "l": 58.039
  },
  "oklch": {
    "l": 0.67628,
    "c": 0.10695,
    "h": 241.4
  },
  "luminance": 0.31431
}

Semantic roles & 50–950 ramp

primary

#559FD3

secondary

#DBBEA9

accent

#8646E2

background

#F9FBFD

surface

#F2F6FB

border

#CCD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #559FD3

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

Preview Lab → · Contrast checker → · Palette generator →