#559BEC#559BEC

#559BEC is a light, vivid cyan. Relative luminance 0.314; OKLCH L 68.0% C 0.140 H 253.5°. Best body text is #000000 at 7.29:1 contrast (WCAG AA passes).

Color values

HEX	#559BEC
RGB	rgb(85, 155, 236)
HSL	hsl(212, 80%, 63%)
HSV	hsv(212, 64%, 93%)
CMYK	cmyk(64%, 34.3%, 0%, 7.5%)
CIE-LAB	lab(62.87, 2.75, -47.30)
CIE-LCH	lch(62.87, 47.38, 273.33°)
OKLab	oklab(68% -0.0398 -0.1341)
OKLCH	oklch(68% 0.14 253.5)
XYZ	xyz(30.6025, 31.4271, 83.7939)
Luminance	0.3143 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#559BEC #ECA655

analogous

#55E7EC #559BEC #5A55EC

triadic

#559BEC #EC559B #9BEC55

tetradic

#559BEC #EC55E7 #ECA655 #55EC5A

square

#559BEC #EC55E7 #ECA655 #55EC5A

split-complementary

#559BEC #EC5A55 #E7EC55

monochromatic

#145EB3 #1E7BE6 #559BEC #8CBBF2 #C3DCF8

Accessibility & contrast

On white

2.88

#559BEC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.29

#559BEC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #559BEC

7.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##559BEC	#FFFFFF	#000000	##000000
##559BEC	1.00	2.88	7.29	7.29
#FFFFFF	2.88	1.00	21.00	21.00
#000000	7.29	21.00	1.00	1.00
##000000	7.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#78A0EF

Deuteranopia (green-blind)

#6392EA

Tritanopia (blue-blind)

#00AEB8

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #559bec;
/* rgb */ color: rgb(85, 155, 236);
/* oklch */ color: oklch(68.0% 0.140 253.5);

Tailwind

colors: {
  custom: {
    50: '#92b8f2',
    500: '#559bec',
    950: '#000000',
  },
}

SCSS

$custom: #559bec;
$custom-light: #92b8f2;
$custom-dark: #000000;

JSON

{
  "hex": "#559bec",
  "rgb": {
    "r": 85,
    "g": 155,
    "b": 236
  },
  "hsl": {
    "h": 212.185,
    "s": 79.894,
    "l": 62.941
  },
  "oklch": {
    "l": 0.67999,
    "c": 0.13986,
    "h": 253.5
  },
  "luminance": 0.3143
}

Semantic roles & 50–950 ramp

primary

#559BEC

secondary

#EAD0B3

accent

#7A09DC

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1117

muted

#7E8085

Preview Lab

Preview with #559BEC

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

Preview Lab → · Contrast checker → · Palette generator →