#518FD2#518FD2

#518FD2 is a light, vivid cyan. Relative luminance 0.260; OKLCH L 63.8% C 0.120 H 251.8°. Best body text is #000000 at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#518FD2
RGB	rgb(81, 143, 210)
HSL	hsl(211, 59%, 57%)
HSV	hsv(211, 61%, 82%)
CMYK	cmyk(61.4%, 31.9%, 0%, 17.6%)
CIE-LAB	lab(58.08, 0.38, -40.40)
CIE-LCH	lch(58.08, 40.40, 270.54°)
OKLab	oklab(63.8% -0.0374 -0.1141)
OKLCH	oklch(63.8% 0.12 251.8)
XYZ	xyz(24.8444, 26.0451, 64.6782)
Luminance	0.2605 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#518FD2 #D29451

analogous

#51CFD2 #518FD2 #5451D2

triadic

#518FD2 #D2518F #8FD251

tetradic

#518FD2 #D251CF #D29451 #51D254

square

#518FD2 #D251CF #D29451 #51D254

split-complementary

#518FD2 #D25451 #CFD251

monochromatic

#235286 #2F70B7 #518FD2 #82AEDF #B2CEEB

Accessibility & contrast

On white

3.38

#518FD2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.21

#518FD2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #518FD2

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##518FD2	#FFFFFF	#000000	##000000
##518FD2	1.00	3.38	6.21	6.21
#FFFFFF	3.38	1.00	21.00	21.00
#000000	6.21	21.00	1.00	1.00
##000000	6.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7292D5

Deuteranopia (green-blind)

#6186D1

Tritanopia (blue-blind)

#009FA7

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #518fd2;
/* rgb */ color: rgb(81, 143, 210);
/* oklch */ color: oklch(63.8% 0.120 251.8);

Tailwind

colors: {
  custom: {
    50: '#8dafe0',
    500: '#518fd2',
    950: '#000000',
  },
}

SCSS

$custom: #518fd2;
$custom-light: #8dafe0;
$custom-dark: #000000;

JSON

{
  "hex": "#518fd2",
  "rgb": {
    "r": 81,
    "g": 143,
    "b": 210
  },
  "hsl": {
    "h": 211.163,
    "s": 58.904,
    "l": 57.059
  },
  "oklch": {
    "l": 0.63797,
    "c": 0.12012,
    "h": 251.8
  },
  "luminance": 0.26047
}

Semantic roles & 50–950 ramp

primary

#518FD2

secondary

#DAC0A5

accent

#9746E2

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #518FD2

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

Preview Lab → · Contrast checker → · Palette generator →