#5199E4#5199E4

#5199E4 is a light, vivid cyan. Relative luminance 0.301; OKLCH L 67.0% C 0.133 H 251.3°. Best body text is #000000 at 7.03:1 contrast (WCAG AA passes).

Color values

HEX	#5199E4
RGB	rgb(81, 153, 228)
HSL	hsl(211, 73%, 61%)
HSV	hsv(211, 64%, 89%)
CMYK	cmyk(64.5%, 32.9%, 0%, 10.6%)
CIE-LAB	lab(61.77, 0.56, -44.63)
CIE-LCH	lch(61.77, 44.63, 270.72°)
OKLab	oklab(66.97% -0.0428 -0.1264)
OKLCH	oklch(66.97% 0.133 251.3)
XYZ	xyz(28.7830, 30.1304, 77.6826)
Luminance	0.3013 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5199E4 #E49C51

analogous

#51E3E4 #5199E4 #5251E4

triadic

#5199E4 #E45199 #99E451

tetradic

#5199E4 #E451E3 #E49C51 #51E452

square

#5199E4 #E451E3 #E49C51 #51E452

split-complementary

#5199E4 #E45251 #E3E451

monochromatic

#195CA2 #217AD7 #5199E4 #86B8EC #BBD7F4

Accessibility & contrast

On white

2.99

#5199E4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.03

#5199E4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5199E4

7.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5199E4	#FFFFFF	#000000	##000000
##5199E4	1.00	2.99	7.03	7.03
#FFFFFF	2.99	1.00	21.00	21.00
#000000	7.03	21.00	1.00	1.00
##000000	7.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#789DE7

Deuteranopia (green-blind)

#648FE3

Tritanopia (blue-blind)

#00AAB4

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #5199e4;
/* rgb */ color: rgb(81, 153, 228);
/* oklch */ color: oklch(67.0% 0.133 251.3);

Tailwind

colors: {
  custom: {
    50: '#8fb6ed',
    500: '#5199e4',
    950: '#000000',
  },
}

SCSS

$custom: #5199e4;
$custom-light: #8fb6ed;
$custom-dark: #000000;

JSON

{
  "hex": "#5199e4",
  "rgb": {
    "r": 81,
    "g": 153,
    "b": 228
  },
  "hsl": {
    "h": 210.612,
    "s": 73.134,
    "l": 60.588
  },
  "oklch": {
    "l": 0.66969,
    "c": 0.13341,
    "h": 251.3
  },
  "luminance": 0.30133
}

Semantic roles & 50–950 ramp

primary

#5199E4

secondary

#E4C9AC

accent

#7510D5

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #5199E4

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

Preview Lab → · Contrast checker → · Palette generator →