#516EBD#516EBD

#516EBD is a mid, vivid blue. Relative luminance 0.166; OKLCH L 55.4% C 0.128 H 267.0°. Best body text is #FFFFFF at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#516EBD
RGB	rgb(81, 110, 189)
HSL	hsl(224, 45%, 53%)
HSV	hsv(224, 57%, 74%)
CMYK	cmyk(57.1%, 41.8%, 0%, 25.9%)
CIE-LAB	lab(47.72, 13.29, -44.83)
CIE-LCH	lch(47.72, 46.75, 286.51°)
OKLab	oklab(55.39% -0.0066 -0.1274)
OKLCH	oklch(55.39% 0.128 267)
XYZ	xyz(18.1515, 16.5739, 50.3768)
Luminance	0.1658 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#516EBD #BDA051

analogous

#51A4BD #516EBD #6A51BD

triadic

#516EBD #BD516E #6EBD51

tetradic

#516EBD #BD51A4 #BDA051 #51BD6A

square

#516EBD #BD51A4 #BDA051 #51BD6A

split-complementary

#516EBD #BD6A51 #A4BD51

monochromatic

#293A6B #395397 #516EBD #7D93CE #AAB8DF

Accessibility & contrast

On white

4.87

#516EBD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.31

#516EBD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #516EBD

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##516EBD	#FFFFFF	#000000	##FFFFFF
##516EBD	1.00	4.87	4.31	4.87
#FFFFFF	4.87	1.00	21.00	1.00
#000000	4.31	21.00	1.00	21.00
##FFFFFF	4.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C76C0

Deuteranopia (green-blind)

#3E6DBB

Tritanopia (blue-blind)

#017F8C

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #516ebd;
/* rgb */ color: rgb(81, 110, 189);
/* oklch */ color: oklch(55.4% 0.128 267.0);

Tailwind

colors: {
  custom: {
    50: '#8a97d1',
    500: '#516ebd',
    950: '#000000',
  },
}

SCSS

$custom: #516ebd;
$custom-light: #8a97d1;
$custom-dark: #000000;

JSON

{
  "hex": "#516ebd",
  "rgb": {
    "r": 81,
    "g": 110,
    "b": 189
  },
  "hsl": {
    "h": 223.889,
    "s": 45,
    "l": 52.941
  },
  "oklch": {
    "l": 0.55393,
    "c": 0.12757,
    "h": 267
  },
  "luminance": 0.16575
}

Semantic roles & 50–950 ramp

primary

#516EBD

secondary

#CCC09E

accent

#B253D5

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0D14

muted

#7D7E82

Preview Lab

Preview with #516EBD

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

Preview Lab → · Contrast checker → · Palette generator →