#6351FF#6351FF

#6351FF is a mid, highly saturated blue. Relative luminance 0.158; OKLCH L 56.4% C 0.246 H 279.7°. Best body text is #FFFFFF at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#6351FF
RGB	rgb(99, 81, 255)
HSL	hsl(246, 100%, 66%)
HSV	hsv(246, 68%, 100%)
CMYK	cmyk(61.2%, 68.2%, 0%, 0%)
CIE-LAB	lab(46.65, 55.07, -83.93)
CIE-LCH	lch(46.65, 100.38, 303.27°)
OKLab	oklab(56.36% 0.0413 -0.242)
OKLCH	oklch(56.36% 0.246 279.7)
XYZ	xyz(26.1323, 15.7555, 96.2524)
Luminance	0.1576 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6351FF #EDFF51

analogous

#5196FF #6351FF #BA51FF

triadic

#6351FF #FF6351 #51FF63

tetradic

#6351FF #FF5196 #EDFF51 #51FFBA

square

#6351FF #FF5196 #EDFF51 #51FFBA

split-complementary

#6351FF #FFBA51 #96FF51

monochromatic

#1600D6 #2C14FF #6351FF #9A8EFF #D1CBFF

Accessibility & contrast

On white

5.06

#6351FF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.15

#6351FF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6351FF

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6351FF	#FFFFFF	#000000	##FFFFFF
##6351FF	1.00	5.06	4.15	5.06
#FFFFFF	5.06	1.00	21.00	1.00
#000000	4.15	21.00	1.00	21.00
##FFFFFF	5.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0075FF

Deuteranopia (green-blind)

#0068FC

Tritanopia (blue-blind)

#0080A2

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #6351ff;
/* rgb */ color: rgb(99, 81, 255);
/* oklch */ color: oklch(56.4% 0.246 279.7);

Tailwind

colors: {
  custom: {
    50: '#9f84ff',
    500: '#6351ff',
    950: '#000000',
  },
}

SCSS

$custom: #6351ff;
$custom-light: #9f84ff;
$custom-dark: #000000;

JSON

{
  "hex": "#6351ff",
  "rgb": {
    "r": 99,
    "g": 81,
    "b": 255
  },
  "hsl": {
    "h": 246.207,
    "s": 100,
    "l": 65.882
  },
  "oklch": {
    "l": 0.56364,
    "c": 0.24551,
    "h": 279.7
  },
  "luminance": 0.15758
}

Semantic roles & 50–950 ramp

primary

#6351FF

secondary

#EDF3B9

accent

#E600CE

background

#FAF8FF

surface

#F4EFFF

border

#CECAD7

text

#100B18

muted

#7F7C86

Preview Lab

Preview with #6351FF

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

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