#559DD2#559DD2

#559DD2 is a light, moderate cyan. Relative luminance 0.307; OKLCH L 67.1% C 0.107 H 242.5°. Best body text is #000000 at 7.14:1 contrast (WCAG AA passes).

Color values

HEX	#559DD2
RGB	rgb(85, 157, 210)
HSL	hsl(205, 58%, 58%)
HSV	hsv(205, 60%, 82%)
CMYK	cmyk(59.5%, 25.2%, 0%, 17.6%)
CIE-LAB	lab(62.25, -6.86, -33.87)
CIE-LCH	lch(62.25, 34.55, 258.55°)
OKLab	oklab(67.13% -0.0494 -0.0951)
OKLCH	oklch(67.13% 0.107 242.5)
XYZ	xyz(27.4318, 30.6958, 65.4395)
Luminance	0.3070 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#559DD2 #D28A55

analogous

#55D2C9 #559DD2 #555ED2

triadic

#559DD2 #D2559D #9DD255

tetradic

#559DD2 #C955D2 #D28A55 #5ED255

square

#559DD2 #C955D2 #D28A55 #5ED255

split-complementary

#559DD2 #D2555E #D2C955

monochromatic

#245E88 #317FB9 #559DD2 #85B9DF #B6D5EC

Accessibility & contrast

On white

2.94

#559DD2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.14

#559DD2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #559DD2

7.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##559DD2	#FFFFFF	#000000	##000000
##559DD2	1.00	2.94	7.14	7.14
#FFFFFF	2.94	1.00	21.00	21.00
#000000	7.14	21.00	1.00	1.00
##000000	7.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#869DD4

Deuteranopia (green-blind)

#7591D1

Tritanopia (blue-blind)

#00AAAF

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #559dd2;
/* rgb */ color: rgb(85, 157, 210);
/* oklch */ color: oklch(67.1% 0.107 242.5);

Tailwind

colors: {
  custom: {
    50: '#8fb9e0',
    500: '#559dd2',
    950: '#000000',
  },
}

SCSS

$custom: #559dd2;
$custom-light: #8fb9e0;
$custom-dark: #000000;

JSON

{
  "hex": "#559dd2",
  "rgb": {
    "r": 85,
    "g": 157,
    "b": 210
  },
  "hsl": {
    "h": 205.44,
    "s": 58.14,
    "l": 57.843
  },
  "oklch": {
    "l": 0.67126,
    "c": 0.10713,
    "h": 242.5
  },
  "luminance": 0.30698
}

Semantic roles & 50–950 ramp

primary

#559DD2

secondary

#DABEA8

accent

#8846E1

background

#F9FBFD

surface

#F2F6FB

border

#CCD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #559DD2

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

Preview Lab → · Contrast checker → · Palette generator →