#6351E1#6351E1

#6351E1 is a mid, highly saturated blue. Relative luminance 0.140; OKLCH L 53.8% C 0.209 H 282.5°. Best body text is #FFFFFF at 5.53:1 contrast (WCAG AA passes).

Color values

HEX	#6351E1
RGB	rgb(99, 81, 225)
HSL	hsl(248, 71%, 60%)
HSV	hsv(248, 64%, 88%)
CMYK	cmyk(56%, 64%, 0%, 11.8%)
CIE-LAB	lab(44.19, 46.02, -71.08)
CIE-LCH	lch(44.19, 84.68, 302.92°)
OKLab	oklab(53.83% 0.0451 -0.2043)
OKLCH	oklch(53.83% 0.209 282.5)
XYZ	xyz(21.6744, 13.9724, 72.7744)
Luminance	0.1397 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6351E1 #CFE151

analogous

#5187E1 #6351E1 #AB51E1

triadic

#6351E1 #E16351 #51E163

tetradic

#6351E1 #E15187 #CFE151 #51E1AB

square

#6351E1 #E15187 #CFE151 #51E1AB

split-complementary

#6351E1 #E1AB51 #87E151

monochromatic

#2B1B9D #3A24D1 #6351E1 #9285EA #C1B9F3

Accessibility & contrast

On white

5.53

#6351E1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.79

#6351E1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6351E1

5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6351E1	#FFFFFF	#000000	##FFFFFF
##6351E1	1.00	5.53	3.79	5.53
#FFFFFF	5.53	1.00	21.00	1.00
#000000	3.79	21.00	1.00	21.00
##FFFFFF	5.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DE6

Deuteranopia (green-blind)

#0063DE

Tritanopia (blue-blind)

#227592

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #6351e1;
/* rgb */ color: rgb(99, 81, 225);
/* oklch */ color: oklch(53.8% 0.209 282.5);

Tailwind

colors: {
  custom: {
    50: '#9b83eb',
    500: '#6351e1',
    950: '#000000',
  },
}

SCSS

$custom: #6351e1;
$custom-light: #9b83eb;
$custom-dark: #000000;

JSON

{
  "hex": "#6351e1",
  "rgb": {
    "r": 99,
    "g": 81,
    "b": 225
  },
  "hsl": {
    "h": 247.5,
    "s": 70.588,
    "l": 60
  },
  "oklch": {
    "l": 0.53832,
    "c": 0.20927,
    "h": 282.5
  },
  "luminance": 0.13974
}

Semantic roles & 50–950 ramp

primary

#6351E1

secondary

#DCE3AB

accent

#ED3AD7

background

#FAF8FE

surface

#F4EFFD

border

#CECAD5

text

#0F0B16

muted

#7F7C84

Preview Lab

Preview with #6351E1

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

Preview Lab → · Contrast checker → · Palette generator →