#518ACC#518ACC

#518ACC is a light, moderate cyan. Relative luminance 0.243; OKLCH L 62.4% C 0.117 H 253.3°. Best body text is #000000 at 5.86:1 contrast (WCAG AA passes).

Color values

HEX	#518ACC
RGB	rgb(81, 138, 204)
HSL	hsl(212, 55%, 56%)
HSV	hsv(212, 60%, 80%)
CMYK	cmyk(60.3%, 32.4%, 0%, 20%)
CIE-LAB	lab(56.37, 1.33, -39.71)
CIE-LCH	lch(56.37, 39.73, 271.92°)
OKLab	oklab(62.36% -0.0337 -0.1122)
OKLCH	oklch(62.36% 0.117 253.3)
XYZ	xyz(23.3770, 24.2838, 60.5703)
Luminance	0.2429 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#518ACC #CC9351

analogous

#51C8CC #518ACC #5551CC

triadic

#518ACC #CC518A #8ACC51

tetradic

#518ACC #CC51C8 #CC9351 #51CC55

square

#518ACC #CC51C8 #CC9351 #51CC55

split-complementary

#518ACC #CC5551 #C8CC51

monochromatic

#254E7E #336BAD #518ACC #80AADA #B0CAE8

Accessibility & contrast

On white

3.59

#518ACC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.86

#518ACC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #518ACC

5.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##518ACC	#FFFFFF	#000000	##000000
##518ACC	1.00	3.59	5.86	5.86
#FFFFFF	3.59	1.00	21.00	21.00
#000000	5.86	21.00	1.00	1.00
##000000	5.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E8ECF

Deuteranopia (green-blind)

#5E82CB

Tritanopia (blue-blind)

#0099A2

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #518acc;
/* rgb */ color: rgb(81, 138, 204);
/* oklch */ color: oklch(62.4% 0.117 253.3);

Tailwind

colors: {
  custom: {
    50: '#8cabdc',
    500: '#518acc',
    950: '#000000',
  },
}

SCSS

$custom: #518acc;
$custom-light: #8cabdc;
$custom-dark: #000000;

JSON

{
  "hex": "#518acc",
  "rgb": {
    "r": 81,
    "g": 138,
    "b": 204
  },
  "hsl": {
    "h": 212.195,
    "s": 54.667,
    "l": 55.882
  },
  "oklch": {
    "l": 0.62364,
    "c": 0.11714,
    "h": 253.3
  },
  "luminance": 0.24286
}

Semantic roles & 50–950 ramp

primary

#518ACC

secondary

#D6BEA3

accent

#994ADE

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #518ACC

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

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