#518FD5#518FD5

#518FD5 is a light, vivid cyan. Relative luminance 0.262; OKLCH L 64.0% C 0.124 H 252.8°. Best body text is #000000 at 6.24:1 contrast (WCAG AA passes).

Color values

HEX	#518FD5
RGB	rgb(81, 143, 213)
HSL	hsl(212, 61%, 58%)
HSV	hsv(212, 62%, 84%)
CMYK	cmyk(62%, 32.9%, 0%, 16.5%)
CIE-LAB	lab(58.22, 1.38, -41.86)
CIE-LCH	lch(58.22, 41.88, 271.89°)
OKLab	oklab(63.96% -0.0366 -0.1184)
OKLCH	oklch(63.96% 0.124 252.8)
XYZ	xyz(25.2217, 26.1960, 66.6650)
Luminance	0.2620 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#518FD5 #D59751

analogous

#51D1D5 #518FD5 #5551D5

triadic

#518FD5 #D5518F #8FD551

tetradic

#518FD5 #D551D1 #D59751 #51D555

square

#518FD5 #D551D1 #D59751 #51D555

split-complementary

#518FD5 #D55551 #D1D551

monochromatic

#21538A #2D70BC #518FD5 #82AFE1 #B4CEED

Accessibility & contrast

On white

3.37

#518FD5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.24

#518FD5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #518FD5

6.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##518FD5	#FFFFFF	#000000	##000000
##518FD5	1.00	3.37	6.24	6.24
#FFFFFF	3.37	1.00	21.00	21.00
#000000	6.24	21.00	1.00	1.00
##000000	6.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7193D8

Deuteranopia (green-blind)

#5F86D4

Tritanopia (blue-blind)

#009FA8

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #518fd5;
/* rgb */ color: rgb(81, 143, 213);
/* oklch */ color: oklch(64.0% 0.124 252.8);

Tailwind

colors: {
  custom: {
    50: '#8dafe2',
    500: '#518fd5',
    950: '#000000',
  },
}

SCSS

$custom: #518fd5;
$custom-light: #8dafe2;
$custom-dark: #000000;

JSON

{
  "hex": "#518fd5",
  "rgb": {
    "r": 81,
    "g": 143,
    "b": 213
  },
  "hsl": {
    "h": 211.818,
    "s": 61.111,
    "l": 57.647
  },
  "oklch": {
    "l": 0.63956,
    "c": 0.12391,
    "h": 252.8
  },
  "luminance": 0.26198
}

Semantic roles & 50–950 ramp

primary

#518FD5

secondary

#DBC3A6

accent

#9944E4

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #518FD5

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

Preview Lab → · Contrast checker → · Palette generator →