#5599E6#5599E6

#5599E6 is a light, vivid cyan. Relative luminance 0.304; OKLCH L 67.2% C 0.134 H 253.0°. Best body text is #000000 at 7.09:1 contrast (WCAG AA passes).

Color values

HEX	#5599E6
RGB	rgb(85, 153, 230)
HSL	hsl(212, 74%, 62%)
HSV	hsv(212, 63%, 90%)
CMYK	cmyk(63%, 33.5%, 0%, 9.8%)
CIE-LAB	lab(62.02, 1.92, -45.33)
CIE-LCH	lch(62.02, 45.37, 272.43°)
OKLab	oklab(67.24% -0.0393 -0.1283)
OKLCH	oklch(67.24% 0.134 253)
XYZ	xyz(29.4153, 30.4241, 79.1698)
Luminance	0.3043 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5599E6 #E6A255

analogous

#55E2E6 #5599E6 #5A55E6

triadic

#5599E6 #E65599 #99E655

tetradic

#5599E6 #E655E2 #E6A255 #55E65A

square

#5599E6 #E655E2 #E6A255 #55E65A

split-complementary

#5599E6 #E65A55 #E2E655

monochromatic

#195CA8 #2179DD #5599E6 #8AB9EE #C0D9F6

Accessibility & contrast

On white

2.96

#5599E6 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.09

#5599E6 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5599E6

7.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5599E6	#FFFFFF	#000000	##000000
##5599E6	1.00	2.96	7.09	7.09
#FFFFFF	2.96	1.00	21.00	21.00
#000000	7.09	21.00	1.00	1.00
##000000	7.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#789DE9

Deuteranopia (green-blind)

#6490E4

Tritanopia (blue-blind)

#00ABB5

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #5599e6;
/* rgb */ color: rgb(85, 153, 230);
/* oklch */ color: oklch(67.2% 0.134 253.0);

Tailwind

colors: {
  custom: {
    50: '#92b6ee',
    500: '#5599e6',
    950: '#000000',
  },
}

SCSS

$custom: #5599e6;
$custom-light: #92b6ee;
$custom-dark: #000000;

JSON

{
  "hex": "#5599e6",
  "rgb": {
    "r": 85,
    "g": 153,
    "b": 230
  },
  "hsl": {
    "h": 211.862,
    "s": 74.359,
    "l": 61.765
  },
  "oklch": {
    "l": 0.6724,
    "c": 0.13423,
    "h": 253
  },
  "luminance": 0.30427
}

Semantic roles & 50–950 ramp

primary

#5599E6

secondary

#E6CDB1

accent

#790FD6

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #5599E6

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

Preview Lab → · Contrast checker → · Palette generator →