#518CD7#518CD7

#518CD7 is a light, vivid cyan. Relative luminance 0.254; OKLCH L 63.4% C 0.129 H 255.3°. Best body text is #000000 at 6.08:1 contrast (WCAG AA passes).

Color values

HEX	#518CD7
RGB	rgb(81, 140, 215)
HSL	hsl(214, 63%, 58%)
HSV	hsv(214, 62%, 84%)
CMYK	cmyk(62.3%, 34.9%, 0%, 15.7%)
CIE-LAB	lab(57.47, 3.81, -44.16)
CIE-LCH	lch(57.47, 44.33, 274.93°)
OKLab	oklab(63.4% -0.0329 -0.1251)
OKLCH	oklch(63.4% 0.129 255.3)
XYZ	xyz(25.0328, 25.4094, 67.8621)
Luminance	0.2541 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#518CD7 #D79C51

analogous

#51CFD7 #518CD7 #5951D7

triadic

#518CD7 #D7518C #8CD751

tetradic

#518CD7 #D751CF #D79C51 #51D759

square

#518CD7 #D751CF #D79C51 #51D759

split-complementary

#518CD7 #D75951 #CFD751

monochromatic

#20508D #2C6DBF #518CD7 #83ADE2 #B5CEEE

Accessibility & contrast

On white

3.45

#518CD7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.08

#518CD7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #518CD7

6.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##518CD7	#FFFFFF	#000000	##000000
##518CD7	1.00	3.45	6.08	6.08
#FFFFFF	3.45	1.00	21.00	21.00
#000000	6.08	21.00	1.00	1.00
##000000	6.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C91DA

Deuteranopia (green-blind)

#5984D5

Tritanopia (blue-blind)

#009DA7

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #518cd7;
/* rgb */ color: rgb(81, 140, 215);
/* oklch */ color: oklch(63.4% 0.129 255.3);

Tailwind

colors: {
  custom: {
    50: '#8dade3',
    500: '#518cd7',
    950: '#000000',
  },
}

SCSS

$custom: #518cd7;
$custom-light: #8dade3;
$custom-dark: #000000;

JSON

{
  "hex": "#518cd7",
  "rgb": {
    "r": 81,
    "g": 140,
    "b": 215
  },
  "hsl": {
    "h": 213.582,
    "s": 62.617,
    "l": 58.039
  },
  "oklch": {
    "l": 0.63401,
    "c": 0.12939,
    "h": 255.3
  },
  "luminance": 0.25412
}

Semantic roles & 50–950 ramp

primary

#518CD7

secondary

#DDC5A7

accent

#9E42E6

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #518CD7

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

Preview Lab → · Contrast checker → · Palette generator →