#641E90#641E90

#641E90 is a dark, vivid violet. Relative luminance 0.057; OKLCH L 40.6% C 0.176 H 308.1°. Best body text is #FFFFFF at 9.86:1 contrast (WCAG AA passes).

Color values

HEX	#641E90
RGB	rgb(100, 30, 144)
HSL	hsl(277, 66%, 34%)
HSV	hsv(277, 79%, 56%)
CMYK	cmyk(30.6%, 79.2%, 0%, 43.5%)
CIE-LAB	lab(28.52, 49.94, -48.75)
CIE-LCH	lch(28.52, 69.79, 315.69°)
OKLab	oklab(40.63% 0.1087 -0.1385)
OKLCH	oklch(40.63% 0.176 308.1)
XYZ	xyz(10.7528, 5.6517, 26.9046)
Luminance	0.0565 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641E90 #4A901E

analogous

#2B1E90 #641E90 #901E83

triadic

#641E90 #90641E #1E9064

tetradic

#641E90 #902B1E #4A901E #1E8390

square

#641E90 #902B1E #4A901E #1E8390

split-complementary

#641E90 #83901E #1E902B

monochromatic

#1E092B #41135D #641E90 #8729C3 #A44EDA

Accessibility & contrast

On white

9.86

#641E90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#641E90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641E90

9.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641E90	#FFFFFF	#000000	##FFFFFF
##641E90	1.00	9.86	2.13	9.86
#FFFFFF	9.86	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004193

Deuteranopia (green-blind)

#00448E

Tritanopia (blue-blind)

#5D3B57

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #641e90;
/* rgb */ color: rgb(100, 30, 144);
/* oklch */ color: oklch(40.6% 0.176 308.1);

Tailwind

colors: {
  custom: {
    50: '#9562b1',
    500: '#641e90',
    950: '#000000',
  },
}

SCSS

$custom: #641e90;
$custom-light: #9562b1;
$custom-dark: #000000;

JSON

{
  "hex": "#641e90",
  "rgb": {
    "r": 100,
    "g": 30,
    "b": 144
  },
  "hsl": {
    "h": 276.842,
    "s": 65.517,
    "l": 34.118
  },
  "oklch": {
    "l": 0.40634,
    "c": 0.1761,
    "h": 308.1
  },
  "luminance": 0.05651
}

Semantic roles & 50–950 ramp

primary

#641E90

secondary

#78BD4D

accent

#E83F81

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0611

muted

#7E7A80

Preview Lab

Preview with #641E90

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

Preview Lab → · Contrast checker → · Palette generator →