#559FD4#559FD4

#559FD4 is a light, moderate cyan. Relative luminance 0.315; OKLCH L 67.7% C 0.108 H 241.9°. Best body text is #000000 at 7.30:1 contrast (WCAG AA passes).

Color values

HEX	#559FD4
RGB	rgb(85, 159, 212)
HSL	hsl(205, 60%, 58%)
HSV	hsv(205, 60%, 83%)
CMYK	cmyk(59.9%, 25%, 0%, 16.9%)
CIE-LAB	lab(62.91, -7.34, -33.95)
CIE-LCH	lch(62.91, 34.74, 257.80°)
OKLab	oklab(67.68% -0.0509 -0.0953)
OKLCH	oklch(67.68% 0.108 241.9)
XYZ	xyz(28.0237, 31.4784, 66.8737)
Luminance	0.3148 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#559FD4 #D48A55

analogous

#55D4C9 #559FD4 #5560D4

triadic

#559FD4 #D4559F #9FD455

tetradic

#559FD4 #C955D4 #D48A55 #60D455

square

#559FD4 #C955D4 #D48A55 #60D455

split-complementary

#559FD4 #D45560 #D4C955

monochromatic

#23608B #3082BC #559FD4 #86BBE0 #B7D6ED

Accessibility & contrast

On white

2.88

#559FD4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.30

#559FD4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #559FD4

7.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##559FD4	#FFFFFF	#000000	##000000
##559FD4	1.00	2.88	7.30	7.30
#FFFFFF	2.88	1.00	21.00	21.00
#000000	7.30	21.00	1.00	1.00
##000000	7.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#879FD6

Deuteranopia (green-blind)

#7693D3

Tritanopia (blue-blind)

#00ACB1

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #559fd4;
/* rgb */ color: rgb(85, 159, 212);
/* oklch */ color: oklch(67.7% 0.108 241.9);

Tailwind

colors: {
  custom: {
    50: '#8fbbe1',
    500: '#559fd4',
    950: '#000000',
  },
}

SCSS

$custom: #559fd4;
$custom-light: #8fbbe1;
$custom-dark: #000000;

JSON

{
  "hex": "#559fd4",
  "rgb": {
    "r": 85,
    "g": 159,
    "b": 212
  },
  "hsl": {
    "h": 205.039,
    "s": 59.624,
    "l": 58.235
  },
  "oklch": {
    "l": 0.67675,
    "c": 0.10805,
    "h": 241.9
  },
  "luminance": 0.31481
}

Semantic roles & 50–950 ramp

primary

#559FD4

secondary

#DCBEA9

accent

#8745E3

background

#F9FBFD

surface

#F2F6FB

border

#CCD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #559FD4

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

Preview Lab → · Contrast checker → · Palette generator →