#519DD9#519DD9

#519DD9 is a light, moderate cyan. Relative luminance 0.309; OKLCH L 67.3% C 0.117 H 244.7°. Best body text is #000000 at 7.17:1 contrast (WCAG AA passes).

Color values

HEX	#519DD9
RGB	rgb(81, 157, 217)
HSL	hsl(206, 64%, 58%)
HSV	hsv(206, 63%, 85%)
CMYK	cmyk(62.7%, 27.6%, 0%, 14.9%)
CIE-LAB	lab(62.40, -5.35, -37.54)
CIE-LCH	lch(62.40, 37.92, 261.89°)
OKLab	oklab(67.3% -0.0501 -0.1057)
OKLCH	oklch(67.3% 0.117 244.7)
XYZ	xyz(27.9700, 30.8703, 70.1167)
Luminance	0.3087 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#519DD9 #D98D51

analogous

#51D9D1 #519DD9 #5159D9

triadic

#519DD9 #D9519D #9DD951

tetradic

#519DD9 #D151D9 #D98D51 #59D951

square

#519DD9 #D151D9 #D98D51 #59D951

split-complementary

#519DD9 #D95159 #D9D151

monochromatic

#1F5E90 #2A7FC2 #519DD9 #83B9E4 #B5D6EF

Accessibility & contrast

On white

2.93

#519DD9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.17

#519DD9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #519DD9

7.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##519DD9	#FFFFFF	#000000	##000000
##519DD9	1.00	2.93	7.17	7.17
#FFFFFF	2.93	1.00	21.00	21.00
#000000	7.17	21.00	1.00	1.00
##000000	7.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#839EDC

Deuteranopia (green-blind)

#7091D8

Tritanopia (blue-blind)

#00ABB2

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #519dd9;
/* rgb */ color: rgb(81, 157, 217);
/* oklch */ color: oklch(67.3% 0.117 244.7);

Tailwind

colors: {
  custom: {
    50: '#8eb9e5',
    500: '#519dd9',
    950: '#000000',
  },
}

SCSS

$custom: #519dd9;
$custom-light: #8eb9e5;
$custom-dark: #000000;

JSON

{
  "hex": "#519dd9",
  "rgb": {
    "r": 81,
    "g": 157,
    "b": 217
  },
  "hsl": {
    "h": 206.471,
    "s": 64.151,
    "l": 58.431
  },
  "oklch": {
    "l": 0.673,
    "c": 0.11698,
    "h": 244.7
  },
  "luminance": 0.30873
}

Semantic roles & 50–950 ramp

primary

#519DD9

secondary

#DEC0A8

accent

#8A41E7

background

#F9FBFE

surface

#F2F6FC

border

#CCD0D5

text

#0D1115

muted

#7E8084

Preview Lab

Preview with #519DD9

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

Preview Lab → · Contrast checker → · Palette generator →