#559DF8#559DF8

#559DF8 is a light, vivid cyan. Relative luminance 0.328; OKLCH L 69.1% C 0.153 H 255.3°. Best body text is #000000 at 7.56:1 contrast (WCAG AA passes).

Color values

HEX	#559DF8
RGB	rgb(85, 157, 248)
HSL	hsl(213, 92%, 65%)
HSV	hsv(213, 66%, 97%)
CMYK	cmyk(65.7%, 36.7%, 0%, 2.7%)
CIE-LAB	lab(64.01, 5.61, -52.07)
CIE-LCH	lch(64.01, 52.38, 276.15°)
OKLab	oklab(69.09% -0.0388 -0.148)
OKLCH	oklch(69.09% 0.153 255.3)
XYZ	xyz(32.7404, 32.8193, 93.3980)
Luminance	0.3282 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#559DF8 #F8B055

analogous

#55EEF8 #559DF8 #5E55F8

triadic

#559DF8 #F8559D #9DF855

tetradic

#559DF8 #F855EE #F8B055 #55F85E

square

#559DF8 #F855EE #F8B055 #55F85E

split-complementary

#559DF8 #F85E55 #EEF855

monochromatic

#085ECA #1A7BF6 #559DF8 #90BFFA #CBE1FD

Accessibility & contrast

On white

2.78

#559DF8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.56

#559DF8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #559DF8

7.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##559DF8	#FFFFFF	#000000	##000000
##559DF8	1.00	2.78	7.56	7.56
#FFFFFF	2.78	1.00	21.00	21.00
#000000	7.56	21.00	1.00	1.00
##000000	7.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#75A3FC

Deuteranopia (green-blind)

#5D94F6

Tritanopia (blue-blind)

#00B2BF

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #559df8;
/* rgb */ color: rgb(85, 157, 248);
/* oklch */ color: oklch(69.1% 0.153 255.3);

Tailwind

colors: {
  custom: {
    50: '#94b9fb',
    500: '#559df8',
    950: '#000000',
  },
}

SCSS

$custom: #559df8;
$custom-light: #94b9fb;
$custom-dark: #000000;

JSON

{
  "hex": "#559df8",
  "rgb": {
    "r": 85,
    "g": 157,
    "b": 248
  },
  "hsl": {
    "h": 213.497,
    "s": 92.09,
    "l": 65.294
  },
  "oklch": {
    "l": 0.6909,
    "c": 0.15301,
    "h": 255.3
  },
  "luminance": 0.32823
}

Semantic roles & 50–950 ramp

primary

#559DF8

secondary

#F0D8B9

accent

#8000E6

background

#F9FBFF

surface

#F2F6FF

border

#CCD0D7

text

#0E1117

muted

#7E8085

Preview Lab

Preview with #559DF8

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

Preview Lab → · Contrast checker → · Palette generator →