#518ECC#518ECC

#518ECC is a light, moderate cyan. Relative luminance 0.255; OKLCH L 63.3% C 0.114 H 250.4°. Best body text is #000000 at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#518ECC
RGB	rgb(81, 142, 204)
HSL	hsl(210, 55%, 56%)
HSV	hsv(210, 60%, 80%)
CMYK	cmyk(60.3%, 30.4%, 0%, 20%)
CIE-LAB	lab(57.51, -1.01, -37.91)
CIE-LCH	lch(57.51, 37.93, 268.47°)
OKLab	oklab(63.26% -0.0381 -0.1069)
OKLCH	oklch(63.26% 0.114 250.4)
XYZ	xyz(23.9615, 25.4528, 60.7652)
Luminance	0.2545 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#518ECC #CC8F51

analogous

#51CBCC #518ECC #5151CC

triadic

#518ECC #CC518E #8ECC51

tetradic

#518ECC #CC51CB #CC8F51 #51CC51

square

#518ECC #CC51CB #CC8F51 #51CC51

split-complementary

#518ECC #CC5151 #CBCC51

monochromatic

#25517E #336FAD #518ECC #80ADDA #B0CBE8

Accessibility & contrast

On white

3.45

#518ECC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.09

#518ECC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #518ECC

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##518ECC	#FFFFFF	#000000	##000000
##518ECC	1.00	3.45	6.09	6.09
#FFFFFF	3.45	1.00	21.00	21.00
#000000	6.09	21.00	1.00	1.00
##000000	6.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7491CF

Deuteranopia (green-blind)

#6385CB

Tritanopia (blue-blind)

#009CA4

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #518ecc;
/* rgb */ color: rgb(81, 142, 204);
/* oklch */ color: oklch(63.3% 0.114 250.4);

Tailwind

colors: {
  custom: {
    50: '#8caedc',
    500: '#518ecc',
    950: '#000000',
  },
}

SCSS

$custom: #518ecc;
$custom-light: #8caedc;
$custom-dark: #000000;

JSON

{
  "hex": "#518ecc",
  "rgb": {
    "r": 81,
    "g": 142,
    "b": 204
  },
  "hsl": {
    "h": 210.244,
    "s": 54.667,
    "l": 55.882
  },
  "oklch": {
    "l": 0.63261,
    "c": 0.1135,
    "h": 250.4
  },
  "luminance": 0.25455
}

Semantic roles & 50–950 ramp

primary

#518ECC

secondary

#D6BDA3

accent

#954ADE

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #518ECC

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

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