#516EE6#516EE6

#516EE6 is a mid, vivid blue. Relative luminance 0.186; OKLCH L 58.1% C 0.184 H 269.6°. Best body text is #000000 at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#516EE6
RGB	rgb(81, 110, 230)
HSL	hsl(228, 75%, 61%)
HSV	hsv(228, 65%, 90%)
CMYK	cmyk(64.8%, 52.2%, 0%, 9.8%)
CIE-LAB	lab(50.23, 27.21, -64.16)
CIE-LCH	lch(50.23, 69.69, 292.98°)
OKLab	oklab(58.11% -0.0012 -0.1842)
OKLCH	oklch(58.11% 0.184 269.6)
XYZ	xyz(23.2473, 18.6122, 77.2150)
Luminance	0.1861 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#516EE6 #E6C951

analogous

#51B8E6 #516EE6 #7E51E6

triadic

#516EE6 #E6516E #6EE651

tetradic

#516EE6 #E651B8 #E6C951 #51E67E

square

#516EE6 #E651B8 #E6C951 #51E67E

split-complementary

#516EE6 #E67E51 #B8E651

monochromatic

#1833A5 #1F44DA #516EE6 #879BEE #BCC7F5

Accessibility & contrast

On white

4.45

#516EE6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.72

#516EE6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #516EE6

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##516EE6	#FFFFFF	#000000	##000000
##516EE6	1.00	4.45	4.72	4.72
#FFFFFF	4.45	1.00	21.00	21.00
#000000	4.72	21.00	1.00	1.00
##000000	4.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#207FEA

Deuteranopia (green-blind)

#0071E4

Tritanopia (blue-blind)

#008A9F

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #516ee6;
/* rgb */ color: rgb(81, 110, 230);
/* oklch */ color: oklch(58.1% 0.184 269.6);

Tailwind

colors: {
  custom: {
    50: '#9197ef',
    500: '#516ee6',
    950: '#000000',
  },
}

SCSS

$custom: #516ee6;
$custom-light: #9197ef;
$custom-dark: #000000;

JSON

{
  "hex": "#516ee6",
  "rgb": {
    "r": 81,
    "g": 110,
    "b": 230
  },
  "hsl": {
    "h": 228.322,
    "s": 74.874,
    "l": 60.98
  },
  "oklch": {
    "l": 0.58114,
    "c": 0.18422,
    "h": 269.6
  },
  "luminance": 0.18614
}

Semantic roles & 50–950 ramp

primary

#516EE6

secondary

#E5DBAD

accent

#B00ED7

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #516EE6

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

Preview Lab → · Contrast checker → · Palette generator →