#559CD2#559CD2

#559CD2 is a light, moderate cyan. Relative luminance 0.304; OKLCH L 66.9% C 0.108 H 243.4°. Best body text is #000000 at 7.07:1 contrast (WCAG AA passes).

Color values

HEX	#559CD2
RGB	rgb(85, 156, 210)
HSL	hsl(206, 58%, 58%)
HSV	hsv(206, 60%, 82%)
CMYK	cmyk(59.5%, 25.7%, 0%, 17.6%)
CIE-LAB	lab(61.96, -6.30, -34.31)
CIE-LCH	lch(61.96, 34.89, 259.60°)
OKLab	oklab(66.9% -0.0483 -0.0963)
OKLCH	oklch(66.9% 0.108 243.4)
XYZ	xyz(27.2633, 30.3588, 65.3834)
Luminance	0.3036 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#559CD2 #D28B55

analogous

#55D2CA #559CD2 #555DD2

triadic

#559CD2 #D2559C #9CD255

tetradic

#559CD2 #CA55D2 #D28B55 #5DD255

square

#559CD2 #CA55D2 #D28B55 #5DD255

split-complementary

#559CD2 #D2555D #D2CA55

monochromatic

#245D88 #317EB9 #559CD2 #85B8DF #B6D4EC

Accessibility & contrast

On white

2.97

#559CD2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.07

#559CD2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #559CD2

7.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##559CD2	#FFFFFF	#000000	##000000
##559CD2	1.00	2.97	7.07	7.07
#FFFFFF	2.97	1.00	21.00	21.00
#000000	7.07	21.00	1.00	1.00
##000000	7.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#849DD4

Deuteranopia (green-blind)

#7390D1

Tritanopia (blue-blind)

#00A9AF

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #559cd2;
/* rgb */ color: rgb(85, 156, 210);
/* oklch */ color: oklch(66.9% 0.108 243.4);

Tailwind

colors: {
  custom: {
    50: '#8fb9e0',
    500: '#559cd2',
    950: '#000000',
  },
}

SCSS

$custom: #559cd2;
$custom-light: #8fb9e0;
$custom-dark: #000000;

JSON

{
  "hex": "#559cd2",
  "rgb": {
    "r": 85,
    "g": 156,
    "b": 210
  },
  "hsl": {
    "h": 205.92,
    "s": 58.14,
    "l": 57.843
  },
  "oklch": {
    "l": 0.66899,
    "c": 0.10779,
    "h": 243.4
  },
  "luminance": 0.30361
}

Semantic roles & 50–950 ramp

primary

#559CD2

secondary

#DABEA8

accent

#8946E1

background

#F9FBFD

surface

#F2F6FB

border

#CCD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #559CD2

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

Preview Lab → · Contrast checker → · Palette generator →