#518AC8#518AC8

#518AC8 is a light, moderate cyan. Relative luminance 0.241; OKLCH L 62.2% C 0.112 H 251.9°. Best body text is #000000 at 5.82:1 contrast (WCAG AA passes).

Color values

HEX	#518AC8
RGB	rgb(81, 138, 200)
HSL	hsl(211, 52%, 55%)
HSV	hsv(211, 60%, 78%)
CMYK	cmyk(59.5%, 31%, 0%, 21.6%)
CIE-LAB	lab(56.18, 0.01, -37.74)
CIE-LCH	lch(56.18, 37.74, 270.02°)
OKLab	oklab(62.16% -0.0349 -0.1065)
OKLCH	oklch(62.16% 0.112 251.9)
XYZ	xyz(22.9034, 24.0944, 58.0761)
Luminance	0.2410 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#518AC8 #C88F51

analogous

#51C5C8 #518AC8 #5451C8

triadic

#518AC8 #C8518A #8AC851

tetradic

#518AC8 #C851C5 #C88F51 #51C854

square

#518AC8 #C851C5 #C88F51 #51C854

split-complementary

#518AC8 #C85451 #C5C851

monochromatic

#264E79 #356BA7 #518AC8 #80A9D7 #AEC9E5

Accessibility & contrast

On white

3.61

#518AC8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.82

#518AC8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #518AC8

5.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##518AC8	#FFFFFF	#000000	##000000
##518AC8	1.00	3.61	5.82	5.82
#FFFFFF	3.61	1.00	21.00	21.00
#000000	5.82	21.00	1.00	1.00
##000000	5.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#708DCB

Deuteranopia (green-blind)

#6081C7

Tritanopia (blue-blind)

#0098A0

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #518ac8;
/* rgb */ color: rgb(81, 138, 200);
/* oklch */ color: oklch(62.2% 0.112 251.9);

Tailwind

colors: {
  custom: {
    50: '#8babd9',
    500: '#518ac8',
    950: '#000000',
  },
}

SCSS

$custom: #518ac8;
$custom-light: #8babd9;
$custom-dark: #000000;

JSON

{
  "hex": "#518ac8",
  "rgb": {
    "r": 81,
    "g": 138,
    "b": 200
  },
  "hsl": {
    "h": 211.261,
    "s": 51.965,
    "l": 55.098
  },
  "oklch": {
    "l": 0.62155,
    "c": 0.11203,
    "h": 251.9
  },
  "luminance": 0.24096
}

Semantic roles & 50–950 ramp

primary

#518AC8

secondary

#D3BBA1

accent

#974CDB

background

#F9FAFD

surface

#F1F4FA

border

#CBCED3

text

#0D1014

muted

#7E7F83

Preview Lab

Preview with #518AC8

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

Preview Lab → · Contrast checker → · Palette generator →