#518EC1#518EC1

#518EC1 is a light, moderate cyan. Relative luminance 0.249; OKLCH L 62.7% C 0.100 H 245.6°. Best body text is #000000 at 5.99:1 contrast (WCAG AA passes).

Color values

HEX	#518EC1
RGB	rgb(81, 142, 193)
HSL	hsl(207, 47%, 54%)
HSV	hsv(207, 58%, 76%)
CMYK	cmyk(58%, 26.4%, 0%, 24.3%)
CIE-LAB	lab(57.02, -4.58, -32.47)
CIE-LCH	lch(57.02, 32.79, 261.97°)
OKLab	oklab(62.71% -0.0414 -0.0912)
OKLCH	oklch(62.71% 0.1 245.6)
XYZ	xyz(22.6885, 24.9436, 54.0607)
Luminance	0.2495 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#518EC1 #C18451

analogous

#51C1BC #518EC1 #5156C1

triadic

#518EC1 #C1518E #8EC151

tetradic

#518EC1 #BC51C1 #C18451 #56C151

square

#518EC1 #BC51C1 #C18451 #56C151

split-complementary

#518EC1 #C15156 #C1BC51

monochromatic

#284F70 #386F9D #518EC1 #7EABD1 #ABC9E1

Accessibility & contrast

On white

3.51

#518EC1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.99

#518EC1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #518EC1

5.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##518EC1	#FFFFFF	#000000	##000000
##518EC1	1.00	3.51	5.99	5.99
#FFFFFF	3.51	1.00	21.00	21.00
#000000	5.99	21.00	1.00	1.00
##000000	5.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#788FC3

Deuteranopia (green-blind)

#6984C0

Tritanopia (blue-blind)

#009AA0

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #518ec1;
/* rgb */ color: rgb(81, 142, 193);
/* oklch */ color: oklch(62.7% 0.100 245.6);

Tailwind

colors: {
  custom: {
    50: '#8baed4',
    500: '#518ec1',
    950: '#000000',
  },
}

SCSS

$custom: #518ec1;
$custom-light: #8baed4;
$custom-dark: #000000;

JSON

{
  "hex": "#518ec1",
  "rgb": {
    "r": 81,
    "g": 142,
    "b": 193
  },
  "hsl": {
    "h": 207.321,
    "s": 47.458,
    "l": 53.725
  },
  "oklch": {
    "l": 0.6271,
    "c": 0.10014,
    "h": 245.6
  },
  "luminance": 0.24946
}

Semantic roles & 50–950 ramp

primary

#518EC1

secondary

#CFB59F

accent

#8E51D7

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0D1014

muted

#7D7F83

Preview Lab

Preview with #518EC1

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

Preview Lab → · Contrast checker → · Palette generator →