#519CE4#519CE4

#519CE4 is a light, vivid cyan. Relative luminance 0.311; OKLCH L 67.6% C 0.131 H 249.5°. Best body text is #000000 at 7.23:1 contrast (WCAG AA passes).

Color values

HEX	#519CE4
RGB	rgb(81, 156, 228)
HSL	hsl(209, 73%, 61%)
HSV	hsv(209, 64%, 89%)
CMYK	cmyk(64.5%, 31.6%, 0%, 10.6%)
CIE-LAB	lab(62.61, -1.16, -43.30)
CIE-LCH	lch(62.61, 43.31, 268.46°)
OKLab	oklab(67.63% -0.0458 -0.1224)
OKLCH	oklch(67.63% 0.131 249.5)
XYZ	xyz(29.2802, 31.1248, 77.8483)
Luminance	0.3113 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#519CE4 #E49951

analogous

#51E4E3 #519CE4 #5152E4

triadic

#519CE4 #E4519C #9CE451

tetradic

#519CE4 #E351E4 #E49951 #52E451

square

#519CE4 #E351E4 #E49951 #52E451

split-complementary

#519CE4 #E45152 #E4E351

monochromatic

#195FA2 #217ED7 #519CE4 #86BAEC #BBD8F4

Accessibility & contrast

On white

2.91

#519CE4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.23

#519CE4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #519CE4

7.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##519CE4	#FFFFFF	#000000	##000000
##519CE4	1.00	2.91	7.23	7.23
#FFFFFF	2.91	1.00	21.00	21.00
#000000	7.23	21.00	1.00	1.00
##000000	7.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D9FE7

Deuteranopia (green-blind)

#6891E3

Tritanopia (blue-blind)

#00ADB6

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #519ce4;
/* rgb */ color: rgb(81, 156, 228);
/* oklch */ color: oklch(67.6% 0.131 249.5);

Tailwind

colors: {
  custom: {
    50: '#8fb8ed',
    500: '#519ce4',
    950: '#000000',
  },
}

SCSS

$custom: #519ce4;
$custom-light: #8fb8ed;
$custom-dark: #000000;

JSON

{
  "hex": "#519ce4",
  "rgb": {
    "r": 81,
    "g": 156,
    "b": 228
  },
  "hsl": {
    "h": 209.388,
    "s": 73.134,
    "l": 60.588
  },
  "oklch": {
    "l": 0.67633,
    "c": 0.13074,
    "h": 249.5
  },
  "luminance": 0.31128
}

Semantic roles & 50–950 ramp

primary

#519CE4

secondary

#E4C8AC

accent

#7110D5

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #519CE4

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

Preview Lab → · Contrast checker → · Palette generator →