#6451E4#6451E4

#6451E4 is a mid, highly saturated blue. Relative luminance 0.142; OKLCH L 54.2% C 0.213 H 282.5°. Best body text is #FFFFFF at 5.47:1 contrast (WCAG AA passes).

Color values

HEX	#6451E4
RGB	rgb(100, 81, 228)
HSL	hsl(248, 73%, 61%)
HSV	hsv(248, 64%, 89%)
CMYK	cmyk(56.1%, 64.5%, 0%, 10.6%)
CIE-LAB	lab(44.51, 47.09, -72.27)
CIE-LCH	lch(44.51, 86.25, 303.09°)
OKLab	oklab(54.16% 0.0461 -0.2078)
OKLCH	oklch(54.16% 0.213 282.5)
XYZ	xyz(22.1972, 14.1942, 74.9538)
Luminance	0.1420 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6451E4 #D1E451

analogous

#5187E4 #6451E4 #AD51E4

triadic

#6451E4 #E46451 #51E464

tetradic

#6451E4 #E45187 #D1E451 #51E4AD

square

#6451E4 #E45187 #D1E451 #51E4AD

split-complementary

#6451E4 #E4AD51 #87E451

monochromatic

#2B19A2 #3921D7 #6451E4 #9386EC #C2BBF4

Accessibility & contrast

On white

5.47

#6451E4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.84

#6451E4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6451E4

5.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6451E4	#FFFFFF	#000000	##FFFFFF
##6451E4	1.00	5.47	3.84	5.47
#FFFFFF	5.47	1.00	21.00	1.00
#000000	3.84	21.00	1.00	21.00
##FFFFFF	5.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006EE9

Deuteranopia (green-blind)

#0064E1

Tritanopia (blue-blind)

#217693

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #6451e4;
/* rgb */ color: rgb(100, 81, 228);
/* oklch */ color: oklch(54.2% 0.213 282.5);

Tailwind

colors: {
  custom: {
    50: '#9c83ee',
    500: '#6451e4',
    950: '#000000',
  },
}

SCSS

$custom: #6451e4;
$custom-light: #9c83ee;
$custom-dark: #000000;

JSON

{
  "hex": "#6451e4",
  "rgb": {
    "r": 100,
    "g": 81,
    "b": 228
  },
  "hsl": {
    "h": 247.755,
    "s": 73.134,
    "l": 60.588
  },
  "oklch": {
    "l": 0.54155,
    "c": 0.21284,
    "h": 282.5
  },
  "luminance": 0.14196
}

Semantic roles & 50–950 ramp

primary

#6451E4

secondary

#DDE4AC

accent

#D510BC

background

#FAF8FE

surface

#F4EFFD

border

#CECAD5

text

#0F0B16

muted

#7F7C84

Preview Lab

Preview with #6451E4

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

Preview Lab → · Contrast checker → · Palette generator →