#5199E9#5199E9

#5199E9 is a light, vivid cyan. Relative luminance 0.304; OKLCH L 67.2% C 0.140 H 252.7°. Best body text is #000000 at 7.08:1 contrast (WCAG AA passes).

Color values

HEX	#5199E9
RGB	rgb(81, 153, 233)
HSL	hsl(212, 78%, 62%)
HSV	hsv(212, 65%, 91%)
CMYK	cmyk(65.2%, 34.3%, 0%, 8.6%)
CIE-LAB	lab(62.01, 2.24, -47.01)
CIE-LCH	lch(62.01, 47.07, 272.73°)
OKLab	oklab(67.24% -0.0415 -0.1333)
OKLCH	oklch(67.24% 0.14 252.7)
XYZ	xyz(29.4872, 30.4120, 81.3911)
Luminance	0.3041 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5199E9 #E9A151

analogous

#51E5E9 #5199E9 #5551E9

triadic

#5199E9 #E95199 #99E951

tetradic

#5199E9 #E951E5 #E9A151 #51E955

square

#5199E9 #E951E5 #E9A151 #51E955

split-complementary

#5199E9 #E95551 #E5E951

monochromatic

#165CAA #1C79E0 #5199E9 #87B9F0 #BED9F7

Accessibility & contrast

On white

2.96

#5199E9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.08

#5199E9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5199E9

7.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5199E9	#FFFFFF	#000000	##000000
##5199E9	1.00	2.96	7.08	7.08
#FFFFFF	2.96	1.00	21.00	21.00
#000000	7.08	21.00	1.00	1.00
##000000	7.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#769EEC

Deuteranopia (green-blind)

#618FE7

Tritanopia (blue-blind)

#00ACB6

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #5199e9;
/* rgb */ color: rgb(81, 153, 233);
/* oklch */ color: oklch(67.2% 0.140 252.7);

Tailwind

colors: {
  custom: {
    50: '#90b6f0',
    500: '#5199e9',
    950: '#000000',
  },
}

SCSS

$custom: #5199e9;
$custom-light: #90b6f0;
$custom-dark: #000000;

JSON

{
  "hex": "#5199e9",
  "rgb": {
    "r": 81,
    "g": 153,
    "b": 233
  },
  "hsl": {
    "h": 211.579,
    "s": 77.551,
    "l": 61.569
  },
  "oklch": {
    "l": 0.67237,
    "c": 0.13961,
    "h": 252.7
  },
  "luminance": 0.30415
}

Semantic roles & 50–950 ramp

primary

#5199E9

secondary

#E7CCAF

accent

#780CDA

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #5199E9

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

Preview Lab → · Contrast checker → · Palette generator →