#559CF8#559CF8

#559CF8 is a light, vivid cyan. Relative luminance 0.325; OKLCH L 68.9% C 0.154 H 255.8°. Best body text is #000000 at 7.50:1 contrast (WCAG AA passes).

Color values

HEX	#559CF8
RGB	rgb(85, 156, 248)
HSL	hsl(214, 92%, 65%)
HSV	hsv(214, 66%, 97%)
CMYK	cmyk(65.7%, 37.1%, 0%, 2.7%)
CIE-LAB	lab(63.74, 6.19, -52.51)
CIE-LCH	lch(63.74, 52.87, 276.72°)
OKLab	oklab(68.88% -0.0378 -0.1493)
OKLCH	oklch(68.88% 0.154 255.8)
XYZ	xyz(32.5719, 32.4823, 93.3419)
Luminance	0.3249 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#559CF8 #F8B155

analogous

#55EDF8 #559CF8 #5F55F8

triadic

#559CF8 #F8559C #9CF855

tetradic

#559CF8 #F855ED #F8B155 #55F85F

square

#559CF8 #F855ED #F8B155 #55F85F

split-complementary

#559CF8 #F85F55 #EDF855

monochromatic

#085DCA #1A7AF6 #559CF8 #90BEFA #CBE0FD

Accessibility & contrast

On white

2.80

#559CF8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.50

#559CF8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #559CF8

7.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##559CF8	#FFFFFF	#000000	##000000
##559CF8	1.00	2.80	7.50	7.50
#FFFFFF	2.80	1.00	21.00	21.00
#000000	7.50	21.00	1.00	1.00
##000000	7.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#73A3FC

Deuteranopia (green-blind)

#5B93F6

Tritanopia (blue-blind)

#00B1BE

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #559cf8;
/* rgb */ color: rgb(85, 156, 248);
/* oklch */ color: oklch(68.9% 0.154 255.8);

Tailwind

colors: {
  custom: {
    50: '#94b8fb',
    500: '#559cf8',
    950: '#000000',
  },
}

SCSS

$custom: #559cf8;
$custom-light: #94b8fb;
$custom-dark: #000000;

JSON

{
  "hex": "#559cf8",
  "rgb": {
    "r": 85,
    "g": 156,
    "b": 248
  },
  "hsl": {
    "h": 213.865,
    "s": 92.09,
    "l": 65.294
  },
  "oklch": {
    "l": 0.68875,
    "c": 0.15401,
    "h": 255.8
  },
  "luminance": 0.32486
}

Semantic roles & 50–950 ramp

primary

#559CF8

secondary

#F0D8B9

accent

#8200E6

background

#F9FBFF

surface

#F2F6FF

border

#CCD0D7

text

#0E1117

muted

#7E8085

Preview Lab

Preview with #559CF8

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

Preview Lab → · Contrast checker → · Palette generator →