#6427A4#6427A4

#6427A4 is a dark, vivid violet. Relative luminance 0.068; OKLCH L 43.2% C 0.187 H 300.9°. Best body text is #FFFFFF at 8.87:1 contrast (WCAG AA passes).

Color values

HEX	#6427A4
RGB	rgb(100, 39, 164)
HSL	hsl(269, 62%, 40%)
HSV	hsv(269, 76%, 64%)
CMYK	cmyk(39%, 76.2%, 0%, 35.7%)
CIE-LAB	lab(31.44, 51.00, -56.20)
CIE-LCH	lch(31.44, 75.89, 312.22°)
OKLab	oklab(43.2% 0.0959 -0.1605)
OKLCH	oklch(43.2% 0.187 300.9)
XYZ	xyz(12.6802, 6.8406, 35.7671)
Luminance	0.0684 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6427A4 #67A427

analogous

#2729A4 #6427A4 #A227A4

triadic

#6427A4 #A46427 #27A464

tetradic

#6427A4 #A42729 #67A427 #27A4A2

square

#6427A4 #A42729 #67A427 #27A4A2

split-complementary

#6427A4 #A4A227 #29A427

monochromatic

#280F41 #461B73 #6427A4 #8238D0 #A16ADC

Accessibility & contrast

On white

8.87

#6427A4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#6427A4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6427A4

8.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6427A4	#FFFFFF	#000000	##FFFFFF
##6427A4	1.00	8.87	2.37	8.87
#FFFFFF	8.87	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049A8

Deuteranopia (green-blind)

#0049A2

Tritanopia (blue-blind)

#564764

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #6427a4;
/* rgb */ color: rgb(100, 39, 164);
/* oklch */ color: oklch(43.2% 0.187 300.9);

Tailwind

colors: {
  custom: {
    50: '#9668c0',
    500: '#6427a4',
    950: '#000000',
  },
}

SCSS

$custom: #6427a4;
$custom-light: #9668c0;
$custom-dark: #000000;

JSON

{
  "hex": "#6427a4",
  "rgb": {
    "r": 100,
    "g": 39,
    "b": 164
  },
  "hsl": {
    "h": 269.28,
    "s": 61.576,
    "l": 39.804
  },
  "oklch": {
    "l": 0.43199,
    "c": 0.18694,
    "h": 300.9
  },
  "luminance": 0.06841
}

Semantic roles & 50–950 ramp

primary

#6427A4

secondary

#95C265

accent

#E54396

background

#F9F6FB

surface

#F2EBF7

border

#CCC6D0

text

#0E0612

muted

#7E7A81

Preview Lab

Preview with #6427A4

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

Preview Lab → · Contrast checker → · Palette generator →