#516FD2#516FD2

#516FD2 is a mid, vivid blue. Relative luminance 0.178; OKLCH L 56.9% C 0.156 H 268.4°. Best body text is #FFFFFF at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#516FD2
RGB	rgb(81, 111, 210)
HSL	hsl(226, 59%, 57%)
HSV	hsv(226, 61%, 82%)
CMYK	cmyk(61.4%, 47.1%, 0%, 17.6%)
CIE-LAB	lab(49.22, 19.76, -54.48)
CIE-LCH	lch(49.22, 57.95, 289.93°)
OKLab	oklab(56.94% -0.0042 -0.1557)
OKLCH	oklch(56.94% 0.156 268.4)
XYZ	xyz(20.7067, 17.7696, 63.2989)
Luminance	0.1777 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#516FD2 #D2B451

analogous

#51AFD2 #516FD2 #7451D2

triadic

#516FD2 #D2516F #6FD251

tetradic

#516FD2 #D251AF #D2B451 #51D274

square

#516FD2 #D251AF #D2B451 #51D274

split-complementary

#516FD2 #D27451 #AFD251

monochromatic

#233A86 #2F4FB7 #516FD2 #8297DF #B2BFEB

Accessibility & contrast

On white

4.61

#516FD2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.55

#516FD2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #516FD2

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##516FD2	#FFFFFF	#000000	##FFFFFF
##516FD2	1.00	4.61	4.55	4.61
#FFFFFF	4.61	1.00	21.00	1.00
#000000	4.55	21.00	1.00	21.00
##FFFFFF	4.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E7BD6

Deuteranopia (green-blind)

#2770D0

Tritanopia (blue-blind)

#008696

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #516fd2;
/* rgb */ color: rgb(81, 111, 210);
/* oklch */ color: oklch(56.9% 0.156 268.4);

Tailwind

colors: {
  custom: {
    50: '#8d97e0',
    500: '#516fd2',
    950: '#000000',
  },
}

SCSS

$custom: #516fd2;
$custom-light: #8d97e0;
$custom-dark: #000000;

JSON

{
  "hex": "#516fd2",
  "rgb": {
    "r": 81,
    "g": 111,
    "b": 210
  },
  "hsl": {
    "h": 226.047,
    "s": 58.904,
    "l": 57.059
  },
  "oklch": {
    "l": 0.56935,
    "c": 0.15579,
    "h": 268.4
  },
  "luminance": 0.17771
}

Semantic roles & 50–950 ramp

primary

#516FD2

secondary

#DACDA5

accent

#BE46E2

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #516FD2

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

Preview Lab → · Contrast checker → · Palette generator →