#559FE0#559FE0

#559FE0 is a light, vivid cyan. Relative luminance 0.321; OKLCH L 68.3% C 0.122 H 247.2°. Best body text is #000000 at 7.42:1 contrast (WCAG AA passes).

Color values

HEX	#559FE0
RGB	rgb(85, 159, 224)
HSL	hsl(208, 69%, 61%)
HSV	hsv(208, 62%, 88%)
CMYK	cmyk(62.1%, 29%, 0%, 12.2%)
CIE-LAB	lab(63.43, -3.48, -39.79)
CIE-LCH	lch(63.43, 39.95, 265.00°)
OKLab	oklab(68.26% -0.0472 -0.1122)
OKLCH	oklch(68.26% 0.122 247.2)
XYZ	xyz(29.5940, 32.1065, 75.1441)
Luminance	0.3211 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#559FE0 #E09655

analogous

#55E0DC #559FE0 #5559E0

triadic

#559FE0 #E0559F #9FE055

tetradic

#559FE0 #DC55E0 #E09655 #59E055

square

#559FE0 #DC55E0 #E09655 #59E055

split-complementary

#559FE0 #E05559 #E0DC55

monochromatic

#1D619E #2681D2 #559FE0 #89BCE9 #BDD9F3

Accessibility & contrast

On white

2.83

#559FE0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.42

#559FE0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #559FE0

7.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##559FE0	#FFFFFF	#000000	##000000
##559FE0	1.00	2.83	7.42	7.42
#FFFFFF	2.83	1.00	21.00	21.00
#000000	7.42	21.00	1.00	1.00
##000000	7.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#83A1E3

Deuteranopia (green-blind)

#7093DF

Tritanopia (blue-blind)

#00AEB6

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #559fe0;
/* rgb */ color: rgb(85, 159, 224);
/* oklch */ color: oklch(68.3% 0.122 247.2);

Tailwind

colors: {
  custom: {
    50: '#91bbea',
    500: '#559fe0',
    950: '#000000',
  },
}

SCSS

$custom: #559fe0;
$custom-light: #91bbea;
$custom-dark: #000000;

JSON

{
  "hex": "#559fe0",
  "rgb": {
    "r": 85,
    "g": 159,
    "b": 224
  },
  "hsl": {
    "h": 208.058,
    "s": 69.154,
    "l": 60.588
  },
  "oklch": {
    "l": 0.68258,
    "c": 0.1217,
    "h": 247.2
  },
  "luminance": 0.32109
}

Semantic roles & 50–950 ramp

primary

#559FE0

secondary

#E3C7AE

accent

#6D14D1

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #559FE0

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

Preview Lab → · Contrast checker → · Palette generator →