#519CDD#519CDD

#519CDD is a light, vivid cyan. Relative luminance 0.307; OKLCH L 67.3% C 0.122 H 247.0°. Best body text is #000000 at 7.15:1 contrast (WCAG AA passes).

Color values

HEX	#519CDD
RGB	rgb(81, 156, 221)
HSL	hsl(208, 67%, 59%)
HSV	hsv(208, 63%, 87%)
CMYK	cmyk(63.3%, 29.4%, 0%, 13.3%)
CIE-LAB	lab(62.29, -3.47, -39.93)
CIE-LCH	lch(62.29, 40.08, 265.03°)
OKLab	oklab(67.27% -0.0478 -0.1126)
OKLCH	oklch(67.27% 0.122 247)
XYZ	xyz(28.3281, 30.7439, 72.8339)
Luminance	0.3075 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#519CDD #DD9251

analogous

#51DDD8 #519CDD #5156DD

triadic

#519CDD #DD519C #9CDD51

tetradic

#519CDD #D851DD #DD9251 #56DD51

square

#519CDD #D851DD #DD9251 #56DD51

split-complementary

#519CDD #DD5156 #DDD851

monochromatic

#1D5E96 #277EC9 #519CDD #84B9E7 #B7D6F1

Accessibility & contrast

On white

2.94

#519CDD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.15

#519CDD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #519CDD

7.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##519CDD	#FFFFFF	#000000	##000000
##519CDD	1.00	2.94	7.15	7.15
#FFFFFF	2.94	1.00	21.00	21.00
#000000	7.15	21.00	1.00	1.00
##000000	7.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#809EE0

Deuteranopia (green-blind)

#6D90DC

Tritanopia (blue-blind)

#00ABB3

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #519cdd;
/* rgb */ color: rgb(81, 156, 221);
/* oklch */ color: oklch(67.3% 0.122 247.0);

Tailwind

colors: {
  custom: {
    50: '#8eb9e8',
    500: '#519cdd',
    950: '#000000',
  },
}

SCSS

$custom: #519cdd;
$custom-light: #8eb9e8;
$custom-dark: #000000;

JSON

{
  "hex": "#519cdd",
  "rgb": {
    "r": 81,
    "g": 156,
    "b": 221
  },
  "hsl": {
    "h": 207.857,
    "s": 67.308,
    "l": 59.216
  },
  "oklch": {
    "l": 0.67274,
    "c": 0.12238,
    "h": 247
  },
  "luminance": 0.30747
}

Semantic roles & 50–950 ramp

primary

#519CDD

secondary

#E0C3AA

accent

#8E3EEA

background

#F9FBFE

surface

#F2F6FC

border

#CCD0D5

text

#0D1116

muted

#7E8084

Preview Lab

Preview with #519CDD

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

Preview Lab → · Contrast checker → · Palette generator →