#516FEB#516FEB

#516FEB is a mid, vivid blue. Relative luminance 0.191; OKLCH L 58.7% C 0.190 H 269.5°. Best body text is #000000 at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#516FEB
RGB	rgb(81, 111, 235)
HSL	hsl(228, 79%, 62%)
HSV	hsv(228, 66%, 92%)
CMYK	cmyk(65.5%, 52.8%, 0%, 7.8%)
CIE-LAB	lab(50.82, 28.31, -66.01)
CIE-LCH	lch(50.82, 71.83, 293.21°)
OKLab	oklab(58.67% -0.0017 -0.1897)
OKLCH	oklch(58.67% 0.19 269.5)
XYZ	xyz(24.0681, 19.1141, 81.0022)
Luminance	0.1912 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#516FEB #EBCD51

analogous

#51BCEB #516FEB #8051EB

triadic

#516FEB #EB516F #6FEB51

tetradic

#516FEB #EB51BC #EBCD51 #51EB80

square

#516FEB #EB51BC #EBCD51 #51EB80

split-complementary

#516FEB #EB8051 #BCEB51

monochromatic

#1432AE #1A42E5 #516FEB #889CF1 #BFCAF8

Accessibility & contrast

On white

4.35

#516FEB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.82

#516FEB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #516FEB

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##516FEB	#FFFFFF	#000000	##000000
##516FEB	1.00	4.35	4.82	4.82
#FFFFFF	4.35	1.00	21.00	21.00
#000000	4.82	21.00	1.00	1.00
##000000	4.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#1980EF

Deuteranopia (green-blind)

#0072E8

Tritanopia (blue-blind)

#008CA2

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #516feb;
/* rgb */ color: rgb(81, 111, 235);
/* oklch */ color: oklch(58.7% 0.190 269.5);

Tailwind

colors: {
  custom: {
    50: '#9297f2',
    500: '#516feb',
    950: '#000000',
  },
}

SCSS

$custom: #516feb;
$custom-light: #9297f2;
$custom-dark: #000000;

JSON

{
  "hex": "#516feb",
  "rgb": {
    "r": 81,
    "g": 111,
    "b": 235
  },
  "hsl": {
    "h": 228.312,
    "s": 79.381,
    "l": 61.961
  },
  "oklch": {
    "l": 0.58665,
    "c": 0.18967,
    "h": 269.5
  },
  "luminance": 0.19116
}

Semantic roles & 50–950 ramp

primary

#516FEB

secondary

#E8DDB0

accent

#B30ADC

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0D17

muted

#7E7E85

Preview Lab

Preview with #516FEB

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

Preview Lab → · Contrast checker → · Palette generator →