#519BE0#519BE0

#519BE0 is a light, vivid cyan. Relative luminance 0.306; OKLCH L 67.2% C 0.127 H 248.8°. Best body text is #000000 at 7.11:1 contrast (WCAG AA passes).

Color values

HEX	#519BE0
RGB	rgb(81, 155, 224)
HSL	hsl(209, 70%, 60%)
HSV	hsv(209, 64%, 88%)
CMYK	cmyk(63.8%, 30.8%, 0%, 12.2%)
CIE-LAB	lab(62.14, -1.91, -41.82)
CIE-LCH	lch(62.14, 41.87, 267.38°)
OKLab	oklab(67.2% -0.0459 -0.1182)
OKLCH	oklch(67.2% 0.127 248.8)
XYZ	xyz(28.5643, 30.5710, 74.9020)
Luminance	0.3057 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#519BE0 #E09651

analogous

#51E0DD #519BE0 #5154E0

triadic

#519BE0 #E0519B #9BE051

tetradic

#519BE0 #DD51E0 #E09651 #54E051

square

#519BE0 #DD51E0 #E09651 #54E051

split-complementary

#519BE0 #E05154 #E0DD51

monochromatic

#1C5E9B #257DCF #519BE0 #85B9E9 #B9D7F3

Accessibility & contrast

On white

2.95

#519BE0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.11

#519BE0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #519BE0

7.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##519BE0	#FFFFFF	#000000	##000000
##519BE0	1.00	2.95	7.11	7.11
#FFFFFF	2.95	1.00	21.00	21.00
#000000	7.11	21.00	1.00	1.00
##000000	7.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D9EE3

Deuteranopia (green-blind)

#6990DF

Tritanopia (blue-blind)

#00ABB3

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #519be0;
/* rgb */ color: rgb(81, 155, 224);
/* oklch */ color: oklch(67.2% 0.127 248.8);

Tailwind

colors: {
  custom: {
    50: '#8fb8ea',
    500: '#519be0',
    950: '#000000',
  },
}

SCSS

$custom: #519be0;
$custom-light: #8fb8ea;
$custom-dark: #000000;

JSON

{
  "hex": "#519be0",
  "rgb": {
    "r": 81,
    "g": 155,
    "b": 224
  },
  "hsl": {
    "h": 208.951,
    "s": 69.756,
    "l": 59.804
  },
  "oklch": {
    "l": 0.67203,
    "c": 0.12677,
    "h": 248.8
  },
  "luminance": 0.30574
}

Semantic roles & 50–950 ramp

primary

#519BE0

secondary

#E2C5AB

accent

#913BED

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #519BE0

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

Preview Lab → · Contrast checker → · Palette generator →