#519CDB#519CDB

#519CDB is a light, vivid cyan. Relative luminance 0.306; OKLCH L 67.2% C 0.120 H 246.2°. Best body text is #000000 at 7.13:1 contrast (WCAG AA passes).

Color values

HEX	#519CDB
RGB	rgb(81, 156, 219)
HSL	hsl(207, 66%, 59%)
HSV	hsv(207, 63%, 86%)
CMYK	cmyk(63%, 28.8%, 0%, 14.1%)
CIE-LAB	lab(62.20, -4.13, -38.96)
CIE-LCH	lch(62.20, 39.18, 263.95°)
OKLab	oklab(67.17% -0.0484 -0.1098)
OKLCH	oklch(67.17% 0.12 246.2)
XYZ	xyz(28.0632, 30.6380, 71.4389)
Luminance	0.3064 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#519CDB #DB9051

analogous

#51DBD5 #519CDB #5157DB

triadic

#519CDB #DB519C #9CDB51

tetradic

#519CDB #D551DB #DB9051 #57DB51

square

#519CDB #D551DB #DB9051 #57DB51

split-complementary

#519CDB #DB5157 #DBD551

monochromatic

#1E5E93 #297EC6 #519CDB #84B9E5 #B6D6F0

Accessibility & contrast

On white

2.95

#519CDB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.13

#519CDB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #519CDB

7.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##519CDB	#FFFFFF	#000000	##000000
##519CDB	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)

#809EDE

Deuteranopia (green-blind)

#6E90DA

Tritanopia (blue-blind)

#00ABB2

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #519cdb;
/* rgb */ color: rgb(81, 156, 219);
/* oklch */ color: oklch(67.2% 0.120 246.2);

Tailwind

colors: {
  custom: {
    50: '#8eb9e6',
    500: '#519cdb',
    950: '#000000',
  },
}

SCSS

$custom: #519cdb;
$custom-light: #8eb9e6;
$custom-dark: #000000;

JSON

{
  "hex": "#519cdb",
  "rgb": {
    "r": 81,
    "g": 156,
    "b": 219
  },
  "hsl": {
    "h": 207.391,
    "s": 65.714,
    "l": 58.824
  },
  "oklch": {
    "l": 0.67173,
    "c": 0.12004,
    "h": 246.2
  },
  "luminance": 0.30641
}

Semantic roles & 50–950 ramp

primary

#519CDB

secondary

#DFC2A9

accent

#8D3FE9

background

#F9FBFE

surface

#F2F6FC

border

#CCD0D5

text

#0D1116

muted

#7E8084

Preview Lab

Preview with #519CDB

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

Preview Lab → · Contrast checker → · Palette generator →