#519DCB#519DCB

#519DCB is a light, moderate cyan. Relative luminance 0.302; OKLCH L 66.6% C 0.102 H 237.5°. Best body text is #000000 at 7.04:1 contrast (WCAG AA passes).

Color values

HEX	#519DCB
RGB	rgb(81, 157, 203)
HSL	hsl(203, 54%, 56%)
HSV	hsv(203, 60%, 80%)
CMYK	cmyk(60.1%, 22.7%, 0%, 20.4%)
CIE-LAB	lab(61.80, -9.85, -30.67)
CIE-LCH	lch(61.80, 32.21, 252.20°)
OKLab	oklab(66.63% -0.0546 -0.0859)
OKLCH	oklch(66.63% 0.102 237.5)
XYZ	xyz(26.2257, 30.1726, 60.9301)
Luminance	0.3018 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#519DCB #CB7F51

analogous

#51CBBC #519DCB #5160CB

triadic

#519DCB #CB519D #9DCB51

tetradic

#519DCB #BC51CB #CB7F51 #60CB51

square

#519DCB #BC51CB #CB7F51 #60CB51

split-complementary

#519DCB #CB5160 #CBBC51

monochromatic

#255C7C #337EAC #519DCB #80B8D9 #AFD2E7

Accessibility & contrast

On white

2.99

#519DCB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.04

#519DCB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #519DCB

7.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##519DCB	#FFFFFF	#000000	##000000
##519DCB	1.00	2.99	7.04	7.04
#FFFFFF	2.99	1.00	21.00	21.00
#000000	7.04	21.00	1.00	1.00
##000000	7.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#889CCD

Deuteranopia (green-blind)

#7790CA

Tritanopia (blue-blind)

#00A9AC

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #519dcb;
/* rgb */ color: rgb(81, 157, 203);
/* oklch */ color: oklch(66.6% 0.102 237.5);

Tailwind

colors: {
  custom: {
    50: '#8cb9db',
    500: '#519dcb',
    950: '#000000',
  },
}

SCSS

$custom: #519dcb;
$custom-light: #8cb9db;
$custom-dark: #000000;

JSON

{
  "hex": "#519dcb",
  "rgb": {
    "r": 81,
    "g": 157,
    "b": 203
  },
  "hsl": {
    "h": 202.623,
    "s": 53.982,
    "l": 55.686
  },
  "oklch": {
    "l": 0.66632,
    "c": 0.10179,
    "h": 237.5
  },
  "luminance": 0.30175
}

Semantic roles & 50–950 ramp

primary

#519DCB

secondary

#D5B6A3

accent

#824ADD

background

#F9FBFD

surface

#F1F6FB

border

#CBD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #519DCB

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

Preview Lab → · Contrast checker → · Palette generator →