#516ED2#516ED2

#516ED2 is a mid, vivid blue. Relative luminance 0.176; OKLCH L 56.7% C 0.157 H 268.8°. Best body text is #FFFFFF at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#516ED2
RGB	rgb(81, 110, 210)
HSL	hsl(227, 59%, 57%)
HSV	hsv(227, 61%, 82%)
CMYK	cmyk(61.4%, 47.6%, 0%, 17.6%)
CIE-LAB	lab(48.95, 20.38, -54.91)
CIE-LCH	lch(48.95, 58.57, 290.36°)
OKLab	oklab(56.73% -0.0032 -0.157)
OKLCH	oklch(56.73% 0.157 268.8)
XYZ	xyz(20.5982, 17.5526, 63.2628)
Luminance	0.1755 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#516ED2 #D2B551

analogous

#51AED2 #516ED2 #7551D2

triadic

#516ED2 #D2516E #6ED251

tetradic

#516ED2 #D251AE #D2B551 #51D275

square

#516ED2 #D251AE #D2B551 #51D275

split-complementary

#516ED2 #D27551 #AED251

monochromatic

#233986 #2F4EB7 #516ED2 #8297DF #B2BFEB

Accessibility & contrast

On white

4.66

#516ED2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.51

#516ED2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #516ED2

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##516ED2	#FFFFFF	#000000	##FFFFFF
##516ED2	1.00	4.66	4.51	4.66
#FFFFFF	4.66	1.00	21.00	1.00
#000000	4.51	21.00	1.00	21.00
##FFFFFF	4.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C7AD6

Deuteranopia (green-blind)

#246FD0

Tritanopia (blue-blind)

#008596

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #516ed2;
/* rgb */ color: rgb(81, 110, 210);
/* oklch */ color: oklch(56.7% 0.157 268.8);

Tailwind

colors: {
  custom: {
    50: '#8d97e0',
    500: '#516ed2',
    950: '#000000',
  },
}

SCSS

$custom: #516ed2;
$custom-light: #8d97e0;
$custom-dark: #000000;

JSON

{
  "hex": "#516ed2",
  "rgb": {
    "r": 81,
    "g": 110,
    "b": 210
  },
  "hsl": {
    "h": 226.512,
    "s": 58.904,
    "l": 57.059
  },
  "oklch": {
    "l": 0.56732,
    "c": 0.15703,
    "h": 268.8
  },
  "luminance": 0.17554
}

Semantic roles & 50–950 ramp

primary

#516ED2

secondary

#DACEA5

accent

#BF46E2

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #516ED2

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

Preview Lab → · Contrast checker → · Palette generator →