#559EDB#559EDB

#559EDB is a light, moderate cyan. Relative luminance 0.315; OKLCH L 67.8% C 0.117 H 245.9°. Best body text is #000000 at 7.30:1 contrast (WCAG AA passes).

Color values

HEX	#559EDB
RGB	rgb(85, 158, 219)
HSL	hsl(207, 65%, 60%)
HSV	hsv(207, 61%, 86%)
CMYK	cmyk(61.2%, 27.9%, 0%, 14.1%)
CIE-LAB	lab(62.92, -4.54, -37.82)
CIE-LCH	lch(62.92, 38.09, 263.16°)
OKLab	oklab(67.79% -0.0476 -0.1065)
OKLCH	oklch(67.79% 0.117 245.9)
XYZ	xyz(28.7546, 31.4967, 71.5682)
Luminance	0.3150 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#559EDB #DB9255

analogous

#55DBD5 #559EDB #555BDB

triadic

#559EDB #DB559E #9EDB55

tetradic

#559EDB #D555DB #DB9255 #5BDB55

square

#559EDB #D555DB #DB9255 #5BDB55

split-complementary

#559EDB #DB555B #DBD555

monochromatic

#206096 #2A80C8 #559EDB #88BBE6 #BAD8F0

Accessibility & contrast

On white

2.88

#559EDB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.30

#559EDB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #559EDB

7.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##559EDB	#FFFFFF	#000000	##000000
##559EDB	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)

#83A0DE

Deuteranopia (green-blind)

#7192DA

Tritanopia (blue-blind)

#00ADB3

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #559edb;
/* rgb */ color: rgb(85, 158, 219);
/* oklch */ color: oklch(67.8% 0.117 245.9);

Tailwind

colors: {
  custom: {
    50: '#90bae6',
    500: '#559edb',
    950: '#000000',
  },
}

SCSS

$custom: #559edb;
$custom-light: #90bae6;
$custom-dark: #000000;

JSON

{
  "hex": "#559edb",
  "rgb": {
    "r": 85,
    "g": 158,
    "b": 219
  },
  "hsl": {
    "h": 207.313,
    "s": 65.049,
    "l": 59.608
  },
  "oklch": {
    "l": 0.67786,
    "c": 0.11663,
    "h": 245.9
  },
  "luminance": 0.31499
}

Semantic roles & 50–950 ramp

primary

#559EDB

secondary

#E0C4AC

accent

#8C40E8

background

#F9FBFE

surface

#F2F6FC

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #559EDB

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

Preview Lab → · Contrast checker → · Palette generator →