#516ABA#516ABA

#516ABA is a mid, vivid blue. Relative luminance 0.156; OKLCH L 54.4% C 0.128 H 268.8°. Best body text is #FFFFFF at 5.10:1 contrast (WCAG AA passes).

Color values

HEX#516ABA
RGBrgb(81, 106, 186)
HSLhsl(226, 43%, 52%)
HSVhsv(226, 56%, 73%)
CMYKcmyk(56.5%, 43%, 0%, 27.1%)
CIE-LABlab(46.45, 14.78, -45.12)
CIE-LCHlch(46.45, 47.47, 288.14°)
OKLaboklab(54.36% -0.0027 -0.1283)
OKLCHoklch(54.36% 0.128 268.8)
XYZxyz(17.4074, 15.6013, 48.5389)
Luminance0.1560 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#516ABA #BAA151
analogous
#519FBA #516ABA #6C51BA
triadic
#516ABA #BA516A #6ABA51
tetradic
#516ABA #BA519F #BAA151 #51BA6C
square
#516ABA #BA519F #BAA151 #51BA6C
split-complementary
#516ABA #BA6C51 #9FBA51
monochromatic
#293868 #3A5093 #516ABA #7D90CB #A9B5DD

Accessibility & contrast

On white

5.10
#516ABA on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.12
#516ABA on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #516ABA
5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##516ABA#FFFFFF#000000##FFFFFF
##516ABA1.005.104.125.10
#FFFFFF5.101.0021.001.00
#0000004.1221.001.0021.00
##FFFFFF5.101.0021.001.00

Color blindness preview

Protanopia (red-blind)
#4773BD
Deuteranopia (green-blind)
#3A6AB8
Tritanopia (blue-blind)
#0E7C89
Achromatopsia (no color)
#6E6E6E

Design tokens & code

CSS
--color: #516aba;
/* rgb */ color: rgb(81, 106, 186);
/* oklch */ color: oklch(54.4% 0.128 268.8);
Tailwind
colors: {
  custom: {
    50: '#8a94cf',
    500: '#516aba',
    950: '#000000',
  },
}
SCSS
$custom: #516aba;
$custom-light: #8a94cf;
$custom-dark: #000000;
JSON
{
  "hex": "#516aba",
  "rgb": {
    "r": 81,
    "g": 106,
    "b": 186
  },
  "hsl": {
    "h": 225.714,
    "s": 43.21,
    "l": 52.353
  },
  "oklch": {
    "l": 0.54361,
    "c": 0.12831,
    "h": 268.8
  },
  "luminance": 0.15603
}

Semantic roles & 50–950 ramp

primary
#516ABA
secondary
#CABF9D
accent
#B555D3
background
#F8F9FC
surface
#F0F1F9
border
#CBCBD2
text
#0C0D14
muted
#7D7E82

Preview Lab

Preview with #516ABA

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

Preview Lab → · Contrast checker → · Palette generator →

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