#559ADA#559ADA

#559ADA is a light, moderate cyan. Relative luminance 0.301; OKLCH L 66.8% C 0.119 H 248.4°. Best body text is #000000 at 7.02:1 contrast (WCAG AA passes).

Color values

HEX	#559ADA
RGB	rgb(85, 154, 218)
HSL	hsl(209, 64%, 59%)
HSV	hsv(209, 61%, 85%)
CMYK	cmyk(61%, 29.4%, 0%, 14.5%)
CIE-LAB	lab(61.74, -2.59, -39.11)
CIE-LCH	lch(61.74, 39.20, 266.21°)
OKLab	oklab(66.84% -0.0437 -0.1102)
OKLCH	oklch(66.84% 0.119 248.4)
XYZ	xyz(27.9522, 30.1018, 70.6532)
Luminance	0.3010 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#559ADA #DA9555

analogous

#55DAD7 #559ADA #5558DA

triadic

#559ADA #DA559A #9ADA55

tetradic

#559ADA #D755DA #DA9555 #58DA55

square

#559ADA #D755DA #DA9555 #58DA55

split-complementary

#559ADA #DA5558 #DAD755

monochromatic

#205C94 #2B7CC7 #559ADA #87B8E5 #BAD6F0

Accessibility & contrast

On white

2.99

#559ADA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.02

#559ADA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #559ADA

7.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##559ADA	#FFFFFF	#000000	##000000
##559ADA	1.00	2.99	7.02	7.02
#FFFFFF	2.99	1.00	21.00	21.00
#000000	7.02	21.00	1.00	1.00
##000000	7.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E9CDD

Deuteranopia (green-blind)

#6D8FD9

Tritanopia (blue-blind)

#00A9B1

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #559ada;
/* rgb */ color: rgb(85, 154, 218);
/* oklch */ color: oklch(66.8% 0.119 248.4);

Tailwind

colors: {
  custom: {
    50: '#90b7e5',
    500: '#559ada',
    950: '#000000',
  },
}

SCSS

$custom: #559ada;
$custom-light: #90b7e5;
$custom-dark: #000000;

JSON

{
  "hex": "#559ada",
  "rgb": {
    "r": 85,
    "g": 154,
    "b": 218
  },
  "hsl": {
    "h": 208.872,
    "s": 64.251,
    "l": 59.412
  },
  "oklch": {
    "l": 0.6684,
    "c": 0.1186,
    "h": 248.4
  },
  "luminance": 0.30104
}

Semantic roles & 50–950 ramp

primary

#559ADA

secondary

#DFC4AB

accent

#9141E7

background

#F9FBFE

surface

#F2F6FC

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #559ADA

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

Preview Lab → · Contrast checker → · Palette generator →