#516EDC#516EDC

#516EDC is a mid, vivid blue. Relative luminance 0.181; OKLCH L 57.4% C 0.171 H 269.3°. Best body text is #000000 at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#516EDC
RGB	rgb(81, 110, 220)
HSL	hsl(227, 67%, 59%)
HSV	hsv(227, 63%, 86%)
CMYK	cmyk(63.2%, 50%, 0%, 13.7%)
CIE-LAB	lab(49.58, 23.79, -59.58)
CIE-LCH	lch(49.58, 64.15, 291.77°)
OKLab	oklab(57.41% -0.0021 -0.1707)
OKLCH	oklch(57.41% 0.171 269.3)
XYZ	xyz(21.8832, 18.0666, 70.0303)
Luminance	0.1807 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#516EDC #DCBF51

analogous

#51B4DC #516EDC #7A51DC

triadic

#516EDC #DC516E #6EDC51

tetradic

#516EDC #DC51B4 #DCBF51 #51DC7A

square

#516EDC #DC51B4 #DCBF51 #51DC7A

split-complementary

#516EDC #DC7A51 #B4DC51

monochromatic

#1E3795 #2849C8 #516EDC #8498E6 #B7C3F0

Accessibility & contrast

On white

4.55

#516EDC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.61

#516EDC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #516EDC

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##516EDC	#FFFFFF	#000000	##000000
##516EDC	1.00	4.55	4.61	4.61
#FFFFFF	4.55	1.00	21.00	21.00
#000000	4.61	21.00	1.00	1.00
##000000	4.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#307CE0

Deuteranopia (green-blind)

#0470DA

Tritanopia (blue-blind)

#00889B

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #516edc;
/* rgb */ color: rgb(81, 110, 220);
/* oklch */ color: oklch(57.4% 0.171 269.3);

Tailwind

colors: {
  custom: {
    50: '#8f97e7',
    500: '#516edc',
    950: '#000000',
  },
}

SCSS

$custom: #516edc;
$custom-light: #8f97e7;
$custom-dark: #000000;

JSON

{
  "hex": "#516edc",
  "rgb": {
    "r": 81,
    "g": 110,
    "b": 220
  },
  "hsl": {
    "h": 227.482,
    "s": 66.507,
    "l": 59.02
  },
  "oklch": {
    "l": 0.57411,
    "c": 0.17074,
    "h": 269.3
  },
  "luminance": 0.18068
}

Semantic roles & 50–950 ramp

primary

#516EDC

secondary

#E0D4A9

accent

#C63EE9

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #516EDC

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

Preview Lab → · Contrast checker → · Palette generator →