#516ED0#516ED0

#516ED0 is a mid, vivid blue. Relative luminance 0.175; OKLCH L 56.6% C 0.154 H 268.7°. Best body text is #FFFFFF at 4.68:1 contrast (WCAG AA passes).

Color values

HEX#516ED0
RGBrgb(81, 110, 208)
HSLhsl(226, 57%, 57%)
HSVhsv(226, 61%, 82%)
CMYKcmyk(61.1%, 47.1%, 0%, 18.4%)
CIE-LABlab(48.83, 19.70, -53.96)
CIE-LCHlch(48.83, 57.45, 290.05°)
OKLaboklab(56.6% -0.0035 -0.1542)
OKLCHoklch(56.6% 0.154 268.7)
XYZxyz(20.3506, 17.4535, 61.9587)
Luminance0.1746 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#516ED0 #D0B351
analogous
#51AED0 #516ED0 #7451D0
triadic
#516ED0 #D0516E #6ED051
tetradic
#516ED0 #D051AE #D0B351 #51D074
square
#516ED0 #D051AE #D0B351 #51D074
split-complementary
#516ED0 #D07451 #AED051
monochromatic
#233983 #304EB3 #516ED0 #8196DD #B1BEEA

Accessibility & contrast

On white

4.68
#516ED0 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.49
#516ED0 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #516ED0
4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##516ED0#FFFFFF#000000##FFFFFF
##516ED01.004.684.494.68
#FFFFFF4.681.0021.001.00
#0000004.4921.001.0021.00
##FFFFFF4.681.0021.001.00

Color blindness preview

Protanopia (red-blind)
#3E7AD4
Deuteranopia (green-blind)
#276FCE
Tritanopia (blue-blind)
#008495
Achromatopsia (no color)
#747474

Design tokens & code

CSS
--color: #516ed0;
/* rgb */ color: rgb(81, 110, 208);
/* oklch */ color: oklch(56.6% 0.154 268.7);
Tailwind
colors: {
  custom: {
    50: '#8d97df',
    500: '#516ed0',
    950: '#000000',
  },
}
SCSS
$custom: #516ed0;
$custom-light: #8d97df;
$custom-dark: #000000;
JSON
{
  "hex": "#516ed0",
  "rgb": {
    "r": 81,
    "g": 110,
    "b": 208
  },
  "hsl": {
    "h": 226.299,
    "s": 57.466,
    "l": 56.667
  },
  "oklch": {
    "l": 0.566,
    "c": 0.15426,
    "h": 268.7
  },
  "luminance": 0.17455
}

Semantic roles & 50–950 ramp

primary
#516ED0
secondary
#D8CDA4
accent
#BE47E1
background
#F9F9FD
surface
#F1F2FB
border
#CBCCD4
text
#0D0D15
muted
#7E7E83

Preview Lab

Preview with #516ED0

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

Preview Lab → · Contrast checker → · Palette generator →

#516ED0 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva