#644F83#644F83

#644F83 is a mid, moderate violet. Relative luminance 0.099; OKLCH L 47.1% C 0.085 H 301.8°. Best body text is #FFFFFF at 7.03:1 contrast (WCAG AA passes).

Color values

HEX	#644F83
RGB	rgb(100, 79, 131)
HSL	hsl(264, 25%, 41%)
HSV	hsv(264, 40%, 51%)
CMYK	cmyk(23.7%, 39.7%, 0%, 48.6%)
CIE-LAB	lab(37.73, 20.24, -26.03)
CIE-LCH	lch(37.73, 32.97, 307.87°)
OKLab	oklab(47.13% 0.0449 -0.0723)
OKLCH	oklch(47.13% 0.085 301.8)
XYZ	xyz(12.1474, 9.9400, 22.7470)
Luminance	0.0994 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644F83 #6E834F

analogous

#4F5483 #644F83 #7E4F83

triadic

#644F83 #83644F #4F8364

tetradic

#644F83 #834F54 #6E834F #4F837E

square

#644F83 #834F54 #6E834F #4F837E

split-complementary

#644F83 #837E4F #54834F

monochromatic

#2A2137 #47385D #644F83 #826AA5 #A290BC

Accessibility & contrast

On white

7.03

#644F83 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.99

#644F83 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #644F83

7.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644F83	#FFFFFF	#000000	##FFFFFF
##644F83	1.00	7.03	2.99	7.03
#FFFFFF	7.03	1.00	21.00	1.00
#000000	2.99	21.00	1.00	21.00
##FFFFFF	7.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#425885

Deuteranopia (green-blind)

#475982

Tritanopia (blue-blind)

#5F5763

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #644f83;
/* rgb */ color: rgb(100, 79, 131);
/* oklch */ color: oklch(47.1% 0.085 301.8);

Tailwind

colors: {
  custom: {
    50: '#9180a7',
    500: '#644f83',
    950: '#000000',
  },
}

SCSS

$custom: #644f83;
$custom-light: #9180a7;
$custom-dark: #000000;

JSON

{
  "hex": "#644f83",
  "rgb": {
    "r": 100,
    "g": 79,
    "b": 131
  },
  "hsl": {
    "h": 264.231,
    "s": 24.762,
    "l": 41.176
  },
  "oklch": {
    "l": 0.47129,
    "c": 0.08513,
    "h": 301.8
  },
  "luminance": 0.0994
}

Semantic roles & 50–950 ramp

primary

#644F83

secondary

#9AA985

accent

#C1679D

background

#F9F7FA

surface

#F1EEF4

border

#CBC9CE

text

#0D0A0F

muted

#7E7C7F

Preview Lab

Preview with #644F83

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

Preview Lab → · Contrast checker → · Palette generator →