#6451FF#6451FF

#6451FF is a mid, highly saturated blue. Relative luminance 0.158; OKLCH L 56.4% C 0.245 H 280.0°. Best body text is #FFFFFF at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#6451FF
RGB	rgb(100, 81, 255)
HSL	hsl(247, 100%, 66%)
HSV	hsv(247, 68%, 100%)
CMYK	cmyk(60.8%, 68.2%, 0%, 0%)
CIE-LAB	lab(46.73, 55.20, -83.80)
CIE-LCH	lch(46.73, 100.35, 303.38°)
OKLab	oklab(56.44% 0.0425 -0.2416)
OKLCH	oklch(56.44% 0.245 280)
XYZ	xyz(26.2422, 15.8122, 96.2575)
Luminance	0.1581 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6451FF #ECFF51

analogous

#5195FF #6451FF #BB51FF

triadic

#6451FF #FF6451 #51FF64

tetradic

#6451FF #FF5195 #ECFF51 #51FFBB

square

#6451FF #FF5195 #ECFF51 #51FFBB

split-complementary

#6451FF #FFBB51 #95FF51

monochromatic

#1700D6 #2D14FF #6451FF #9B8EFF #D1CBFF

Accessibility & contrast

On white

5.04

#6451FF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.16

#6451FF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6451FF

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6451FF	#FFFFFF	#000000	##FFFFFF
##6451FF	1.00	5.04	4.16	5.04
#FFFFFF	5.04	1.00	21.00	1.00
#000000	4.16	21.00	1.00	21.00
##FFFFFF	5.04	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: #6451ff;
/* rgb */ color: rgb(100, 81, 255);
/* oklch */ color: oklch(56.4% 0.245 280.0);

Tailwind

colors: {
  custom: {
    50: '#a084ff',
    500: '#6451ff',
    950: '#000000',
  },
}

SCSS

$custom: #6451ff;
$custom-light: #a084ff;
$custom-dark: #000000;

JSON

{
  "hex": "#6451ff",
  "rgb": {
    "r": 100,
    "g": 81,
    "b": 255
  },
  "hsl": {
    "h": 246.552,
    "s": 100,
    "l": 65.882
  },
  "oklch": {
    "l": 0.56437,
    "c": 0.24533,
    "h": 280
  },
  "luminance": 0.15814
}

Semantic roles & 50–950 ramp

primary

#6451FF

secondary

#ECF3B9

accent

#E600CC

background

#FAF8FF

surface

#F4EFFF

border

#CECAD7

text

#100B18

muted

#7F7C86

Preview Lab

Preview with #6451FF

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

Preview Lab → · Contrast checker → · Palette generator →