#519FBB#519FBB

#519FBB is a light, moderate cyan. Relative luminance 0.301; OKLCH L 66.4% C 0.087 H 224.0°. Best body text is #000000 at 7.03:1 contrast (WCAG AA passes).

Color values

HEX	#519FBB
RGB	rgb(81, 159, 187)
HSL	hsl(196, 44%, 53%)
HSV	hsv(196, 57%, 73%)
CMYK	cmyk(56.7%, 15%, 0%, 26.7%)
CIE-LAB	lab(61.77, -15.88, -21.76)
CIE-LCH	lch(61.77, 26.94, 233.88°)
OKLab	oklab(66.4% -0.0626 -0.0605)
OKLCH	oklch(66.4% 0.087 224)
XYZ	xyz(24.7576, 30.1312, 51.5153)
Luminance	0.3013 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#519FBB #BB6D51

analogous

#51BBA2 #519FBB #516ABB

triadic

#519FBB #BB519F #9FBB51

tetradic

#519FBB #A251BB #BB6D51 #6ABB51

square

#519FBB #A251BB #BB6D51 #6ABB51

split-complementary

#519FBB #BB516A #BBA251

monochromatic

#295869 #3A7D95 #519FBB #7DB7CC #A9D0DD

Accessibility & contrast

On white

2.99

#519FBB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.03

#519FBB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #519FBB

7.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##519FBB	#FFFFFF	#000000	##000000
##519FBB	1.00	2.99	7.03	7.03
#FFFFFF	2.99	1.00	21.00	21.00
#000000	7.03	21.00	1.00	1.00
##000000	7.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F9CBC

Deuteranopia (green-blind)

#8090BB

Tritanopia (blue-blind)

#00A8A8

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #519fbb;
/* rgb */ color: rgb(81, 159, 187);
/* oklch */ color: oklch(66.4% 0.087 224.0);

Tailwind

colors: {
  custom: {
    50: '#8bbbcf',
    500: '#519fbb',
    950: '#000000',
  },
}

SCSS

$custom: #519fbb;
$custom-light: #8bbbcf;
$custom-dark: #000000;

JSON

{
  "hex": "#519fbb",
  "rgb": {
    "r": 81,
    "g": 159,
    "b": 187
  },
  "hsl": {
    "h": 195.849,
    "s": 43.802,
    "l": 52.549
  },
  "oklch": {
    "l": 0.66398,
    "c": 0.08708,
    "h": 224
  },
  "luminance": 0.30133
}

Semantic roles & 50–950 ramp

primary

#519FBB

secondary

#CBA99D

accent

#7654D4

background

#F8FBFC

surface

#F0F6F9

border

#CBD0D2

text

#0D1113

muted

#7D8082

Preview Lab

Preview with #519FBB

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

Preview Lab → · Contrast checker → · Palette generator →