#516FF2#516FF2

#516FF2 is a mid, vivid blue. Relative luminance 0.195; OKLCH L 59.2% C 0.199 H 269.6°. Best body text is #000000 at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#516FF2
RGB	rgb(81, 111, 242)
HSL	hsl(229, 86%, 63%)
HSV	hsv(229, 67%, 95%)
CMYK	cmyk(66.5%, 54.1%, 0%, 5.1%)
CIE-LAB	lab(51.30, 30.71, -69.15)
CIE-LCH	lch(51.30, 75.66, 293.94°)
OKLab	oklab(59.18% -0.0013 -0.1989)
OKLCH	oklch(59.18% 0.199 269.6)
XYZ	xyz(25.0993, 19.5266, 86.4335)
Luminance	0.1953 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#516FF2 #F2D451

analogous

#51BFF2 #516FF2 #8351F2

triadic

#516FF2 #F2516F #6FF251

tetradic

#516FF2 #F251BF #F2D451 #51F283

square

#516FF2 #F251BF #F2D451 #51F283

split-complementary

#516FF2 #F28351 #BFF251

monochromatic

#0E2EBB #1840EE #516FF2 #8A9EF6 #C3CDFB

Accessibility & contrast

On white

4.28

#516FF2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.91

#516FF2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #516FF2

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##516FF2	#FFFFFF	#000000	##000000
##516FF2	1.00	4.28	4.91	4.91
#FFFFFF	4.28	1.00	21.00	21.00
#000000	4.91	21.00	1.00	1.00
##000000	4.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#0082F7

Deuteranopia (green-blind)

#0073EF

Tritanopia (blue-blind)

#008EA6

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #516ff2;
/* rgb */ color: rgb(81, 111, 242);
/* oklch */ color: oklch(59.2% 0.199 269.6);

Tailwind

colors: {
  custom: {
    50: '#9398f7',
    500: '#516ff2',
    950: '#000000',
  },
}

SCSS

$custom: #516ff2;
$custom-light: #9398f7;
$custom-dark: #000000;

JSON

{
  "hex": "#516ff2",
  "rgb": {
    "r": 81,
    "g": 111,
    "b": 242
  },
  "hsl": {
    "h": 228.82,
    "s": 86.096,
    "l": 63.333
  },
  "oklch": {
    "l": 0.59176,
    "c": 0.1989,
    "h": 269.6
  },
  "luminance": 0.19529
}

Semantic roles & 50–950 ramp

primary

#516FF2

secondary

#ECE1B3

accent

#B903E3

background

#F9F9FF

surface

#F2F2FF

border

#CCCCD7

text

#0E0D17

muted

#7E7E85

Preview Lab

Preview with #516FF2

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

Preview Lab → · Contrast checker → · Palette generator →