#516FCD#516FCD

#516FCD is a mid, vivid blue. Relative luminance 0.175; OKLCH L 56.6% C 0.149 H 268.1°. Best body text is #FFFFFF at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#516FCD
RGB	rgb(81, 111, 205)
HSL	hsl(225, 55%, 56%)
HSV	hsv(225, 60%, 80%)
CMYK	cmyk(60.5%, 45.9%, 0%, 19.6%)
CIE-LAB	lab(48.91, 18.06, -52.11)
CIE-LCH	lch(48.91, 55.15, 289.11°)
OKLab	oklab(56.61% -0.005 -0.1488)
OKLCH	oklch(56.61% 0.149 268.1)
XYZ	xyz(20.0935, 17.5243, 60.0694)
Luminance	0.1753 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#516FCD #CDAF51

analogous

#51ADCD #516FCD #7151CD

triadic

#516FCD #CD516F #6FCD51

tetradic

#516FCD #CD51AD #CDAF51 #51CD71

square

#516FCD #CD51AD #CDAF51 #51CD71

split-complementary

#516FCD #CD7151 #ADCD51

monochromatic

#253A7F #3250AF #516FCD #8196DB #B0BEE8

Accessibility & contrast

On white

4.66

#516FCD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.51

#516FCD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #516FCD

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##516FCD	#FFFFFF	#000000	##FFFFFF
##516FCD	1.00	4.66	4.51	4.66
#FFFFFF	4.66	1.00	21.00	1.00
#000000	4.51	21.00	1.00	21.00
##FFFFFF	4.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#427AD1

Deuteranopia (green-blind)

#2E6FCB

Tritanopia (blue-blind)

#008494

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #516fcd;
/* rgb */ color: rgb(81, 111, 205);
/* oklch */ color: oklch(56.6% 0.149 268.1);

Tailwind

colors: {
  custom: {
    50: '#8c97dd',
    500: '#516fcd',
    950: '#000000',
  },
}

SCSS

$custom: #516fcd;
$custom-light: #8c97dd;
$custom-dark: #000000;

JSON

{
  "hex": "#516fcd",
  "rgb": {
    "r": 81,
    "g": 111,
    "b": 205
  },
  "hsl": {
    "h": 225.484,
    "s": 55.357,
    "l": 56.078
  },
  "oklch": {
    "l": 0.56608,
    "c": 0.14885,
    "h": 268.1
  },
  "luminance": 0.17526
}

Semantic roles & 50–950 ramp

primary

#516FCD

secondary

#D7CAA3

accent

#BA49DF

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #516FCD

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

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