#516CDC#516CDC

#516CDC is a mid, vivid blue. Relative luminance 0.176; OKLCH L 57.0% C 0.173 H 269.9°. Best body text is #FFFFFF at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#516CDC
RGB	rgb(81, 108, 220)
HSL	hsl(228, 67%, 59%)
HSV	hsv(228, 63%, 86%)
CMYK	cmyk(63.2%, 50.9%, 0%, 13.7%)
CIE-LAB	lab(49.06, 25.04, -60.41)
CIE-LCH	lch(49.06, 65.40, 292.51°)
OKLab	oklab(57.02% -0.0002 -0.1732)
OKLCH	oklch(57.02% 0.173 269.9)
XYZ	xyz(21.6698, 17.6399, 69.9591)
Luminance	0.1764 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#516CDC #DCC151

analogous

#51B2DC #516CDC #7C51DC

triadic

#516CDC #DC516C #6CDC51

tetradic

#516CDC #DC51B2 #DCC151 #51DC7C

square

#516CDC #DC51B2 #DCC151 #51DC7C

split-complementary

#516CDC #DC7C51 #B2DC51

monochromatic

#1E3595 #2847C8 #516CDC #8497E6 #B7C2F0

Accessibility & contrast

On white

4.64

#516CDC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.53

#516CDC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #516CDC

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##516CDC	#FFFFFF	#000000	##FFFFFF
##516CDC	1.00	4.64	4.53	4.64
#FFFFFF	4.64	1.00	21.00	1.00
#000000	4.53	21.00	1.00	21.00
##FFFFFF	4.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B7BE0

Deuteranopia (green-blind)

#006FDA

Tritanopia (blue-blind)

#00869A

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #516cdc;
/* rgb */ color: rgb(81, 108, 220);
/* oklch */ color: oklch(57.0% 0.173 269.9);

Tailwind

colors: {
  custom: {
    50: '#8f95e8',
    500: '#516cdc',
    950: '#000000',
  },
}

SCSS

$custom: #516cdc;
$custom-light: #8f95e8;
$custom-dark: #000000;

JSON

{
  "hex": "#516cdc",
  "rgb": {
    "r": 81,
    "g": 108,
    "b": 220
  },
  "hsl": {
    "h": 228.345,
    "s": 66.507,
    "l": 59.02
  },
  "oklch": {
    "l": 0.57017,
    "c": 0.17322,
    "h": 269.9
  },
  "luminance": 0.17642
}

Semantic roles & 50–950 ramp

primary

#516CDC

secondary

#E0D5A9

accent

#C83EE9

background

#F9F9FE

surface

#F2F1FD

border

#CCCBD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #516CDC

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

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