#519BE1#519BE1

#519BE1 is a light, vivid cyan. Relative luminance 0.306; OKLCH L 67.3% C 0.128 H 249.1°. Best body text is #000000 at 7.13:1 contrast (WCAG AA passes).

Color values

HEX	#519BE1
RGB	rgb(81, 155, 225)
HSL	hsl(209, 71%, 60%)
HSV	hsv(209, 64%, 88%)
CMYK	cmyk(64%, 31.1%, 0%, 11.8%)
CIE-LAB	lab(62.19, -1.58, -42.30)
CIE-LCH	lch(62.19, 42.33, 267.86°)
OKLab	oklab(67.26% -0.0456 -0.1196)
OKLCH	oklch(67.26% 0.128 249.1)
XYZ	xyz(28.7003, 30.6254, 75.6183)
Luminance	0.3063 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#519BE1 #E19751

analogous

#51E1DF #519BE1 #5153E1

triadic

#519BE1 #E1519B #9BE151

tetradic

#519BE1 #DF51E1 #E19751 #53E151

square

#519BE1 #DF51E1 #E19751 #53E151

split-complementary

#519BE1 #E15153 #E1DF51

monochromatic

#1B5E9D #247DD1 #519BE1 #85B9EA #B9D7F3

Accessibility & contrast

On white

2.95

#519BE1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.13

#519BE1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #519BE1

7.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##519BE1	#FFFFFF	#000000	##000000
##519BE1	1.00	2.95	7.13	7.13
#FFFFFF	2.95	1.00	21.00	21.00
#000000	7.13	21.00	1.00	1.00
##000000	7.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C9EE4

Deuteranopia (green-blind)

#6990E0

Tritanopia (blue-blind)

#00ABB4

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #519be1;
/* rgb */ color: rgb(81, 155, 225);
/* oklch */ color: oklch(67.3% 0.128 249.1);

Tailwind

colors: {
  custom: {
    50: '#8fb8ea',
    500: '#519be1',
    950: '#000000',
  },
}

SCSS

$custom: #519be1;
$custom-light: #8fb8ea;
$custom-dark: #000000;

JSON

{
  "hex": "#519be1",
  "rgb": {
    "r": 81,
    "g": 155,
    "b": 225
  },
  "hsl": {
    "h": 209.167,
    "s": 70.588,
    "l": 60
  },
  "oklch": {
    "l": 0.67255,
    "c": 0.12798,
    "h": 249.1
  },
  "luminance": 0.30628
}

Semantic roles & 50–950 ramp

primary

#519BE1

secondary

#E3C6AB

accent

#913AED

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #519BE1

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

Preview Lab → · Contrast checker → · Palette generator →