#559BE6#559BE6

#559BE6 is a light, vivid cyan. Relative luminance 0.311; OKLCH L 67.7% C 0.132 H 251.8°. Best body text is #000000 at 7.22:1 contrast (WCAG AA passes).

Color values

HEX	#559BE6
RGB	rgb(85, 155, 230)
HSL	hsl(211, 74%, 62%)
HSV	hsv(211, 63%, 90%)
CMYK	cmyk(63%, 32.6%, 0%, 9.8%)
CIE-LAB	lab(62.58, 0.77, -44.45)
CIE-LCH	lch(62.58, 44.45, 270.99°)
OKLab	oklab(67.68% -0.0414 -0.1257)
OKLCH	oklch(67.68% 0.132 251.8)
XYZ	xyz(29.7454, 31.0843, 79.2799)
Luminance	0.3109 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#559BE6 #E6A055

analogous

#55E4E6 #559BE6 #5855E6

triadic

#559BE6 #E6559B #9BE655

tetradic

#559BE6 #E655E4 #E6A055 #55E658

square

#559BE6 #E655E4 #E6A055 #55E658

split-complementary

#559BE6 #E65855 #E4E655

monochromatic

#195EA8 #217CDD #559BE6 #8ABAEE #C0DAF6

Accessibility & contrast

On white

2.91

#559BE6 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.22

#559BE6 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #559BE6

7.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##559BE6	#FFFFFF	#000000	##000000
##559BE6	1.00	2.91	7.22	7.22
#FFFFFF	2.91	1.00	21.00	21.00
#000000	7.22	21.00	1.00	1.00
##000000	7.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B9FE9

Deuteranopia (green-blind)

#6791E5

Tritanopia (blue-blind)

#00ACB6

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #559be6;
/* rgb */ color: rgb(85, 155, 230);
/* oklch */ color: oklch(67.7% 0.132 251.8);

Tailwind

colors: {
  custom: {
    50: '#92b8ee',
    500: '#559be6',
    950: '#000000',
  },
}

SCSS

$custom: #559be6;
$custom-light: #92b8ee;
$custom-dark: #000000;

JSON

{
  "hex": "#559be6",
  "rgb": {
    "r": 85,
    "g": 155,
    "b": 230
  },
  "hsl": {
    "h": 211.034,
    "s": 74.359,
    "l": 61.765
  },
  "oklch": {
    "l": 0.67679,
    "c": 0.13238,
    "h": 251.8
  },
  "luminance": 0.31087
}

Semantic roles & 50–950 ramp

primary

#559BE6

secondary

#E6CCB1

accent

#760FD6

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #559BE6

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

Preview Lab → · Contrast checker → · Palette generator →