#516EE0#516EE0

#516EE0 is a mid, vivid blue. Relative luminance 0.183; OKLCH L 57.7% C 0.176 H 269.4°. Best body text is #000000 at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#516EE0
RGB	rgb(81, 110, 224)
HSL	hsl(228, 70%, 60%)
HSV	hsv(228, 64%, 88%)
CMYK	cmyk(63.8%, 50.9%, 0%, 12.2%)
CIE-LAB	lab(49.84, 25.16, -61.42)
CIE-LCH	lch(49.84, 66.37, 292.28°)
OKLab	oklab(57.69% -0.0017 -0.1762)
OKLCH	oklch(57.69% 0.176 269.4)
XYZ	xyz(22.4192, 18.2810, 72.8537)
Luminance	0.1828 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#516EE0 #E0C351

analogous

#51B6E0 #516EE0 #7B51E0

triadic

#516EE0 #E0516E #6EE051

tetradic

#516EE0 #E051B6 #E0C351 #51E07B

square

#516EE0 #E051B6 #E0C351 #51E07B

split-complementary

#516EE0 #E07B51 #B6E051

monochromatic

#1C359B #2547CF #516EE0 #8599E9 #B9C5F3

Accessibility & contrast

On white

4.51

#516EE0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.66

#516EE0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #516EE0

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##516EE0	#FFFFFF	#000000	##000000
##516EE0	1.00	4.51	4.66	4.66
#FFFFFF	4.51	1.00	21.00	21.00
#000000	4.66	21.00	1.00	1.00
##000000	4.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B7DE4

Deuteranopia (green-blind)

#0070DE

Tritanopia (blue-blind)

#00899C

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #516ee0;
/* rgb */ color: rgb(81, 110, 224);
/* oklch */ color: oklch(57.7% 0.176 269.4);

Tailwind

colors: {
  custom: {
    50: '#9097ea',
    500: '#516ee0',
    950: '#000000',
  },
}

SCSS

$custom: #516ee0;
$custom-light: #9097ea;
$custom-dark: #000000;

JSON

{
  "hex": "#516ee0",
  "rgb": {
    "r": 81,
    "g": 110,
    "b": 224
  },
  "hsl": {
    "h": 227.832,
    "s": 69.756,
    "l": 59.804
  },
  "oklch": {
    "l": 0.57689,
    "c": 0.17617,
    "h": 269.4
  },
  "luminance": 0.18283
}

Semantic roles & 50–950 ramp

primary

#516EE0

secondary

#E2D7AB

accent

#C93BED

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #516EE0

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

Preview Lab → · Contrast checker → · Palette generator →