#642AA1#642AA1

#642AA1 is a dark, vivid violet. Relative luminance 0.069; OKLCH L 43.3% C 0.180 H 301.3°. Best body text is #FFFFFF at 8.80:1 contrast (WCAG AA passes).

Color values

HEX	#642AA1
RGB	rgb(100, 42, 161)
HSL	hsl(269, 59%, 40%)
HSV	hsv(269, 74%, 63%)
CMYK	cmyk(37.9%, 73.9%, 0%, 36.9%)
CIE-LAB	lab(31.67, 48.91, -54.02)
CIE-LCH	lch(31.67, 72.88, 312.16°)
OKLab	oklab(43.28% 0.0938 -0.1541)
OKLCH	oklch(43.28% 0.18 301.3)
XYZ	xyz(12.5150, 6.9384, 34.3912)
Luminance	0.0694 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 7.67

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#642AA1 #67A12A

analogous

#2A2BA1 #642AA1 #A02AA1

triadic

#642AA1 #A1642A #2AA164

tetradic

#642AA1 #A12A2B #67A12A #2AA1A0

square

#642AA1 #A12A2B #67A12A #2AA1A0

split-complementary

#642AA1 #A1A02A #2BA12A

monochromatic

#281140 #461D70 #642AA1 #823CCC #A16DD9

Accessibility & contrast

On white

8.80

#642AA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#642AA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642AA1

8.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642AA1	#FFFFFF	#000000	##FFFFFF
##642AA1	1.00	8.80	2.39	8.80
#FFFFFF	8.80	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AA4

Deuteranopia (green-blind)

#004A9F

Tritanopia (blue-blind)

#574863

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #642aa1;
/* rgb */ color: rgb(100, 42, 161);
/* oklch */ color: oklch(43.3% 0.180 301.3);

Tailwind

colors: {
  custom: {
    50: '#9669be',
    500: '#642aa1',
    950: '#000000',
  },
}

SCSS

$custom: #642aa1;
$custom-light: #9669be;
$custom-dark: #000000;

JSON

{
  "hex": "#642aa1",
  "rgb": {
    "r": 100,
    "g": 42,
    "b": 161
  },
  "hsl": {
    "h": 269.244,
    "s": 58.621,
    "l": 39.804
  },
  "oklch": {
    "l": 0.43281,
    "c": 0.18037,
    "h": 301.3
  },
  "luminance": 0.06938
}

Semantic roles & 50–950 ramp

primary

#642AA1

secondary

#95C067

accent

#E24696

background

#F9F6FB

surface

#F2EBF7

border

#CCC6D0

text

#0E0712

muted

#7E7A81

Preview Lab

Preview with #642AA1

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

Preview Lab → · Contrast checker → · Palette generator →