#644F98#644F98

#644F98 is a mid, moderate violet. Relative luminance 0.106; OKLCH L 48.3% C 0.115 H 295.0°. Best body text is #FFFFFF at 6.74:1 contrast (WCAG AA passes).

Color values

HEX	#644F98
RGB	rgb(100, 79, 152)
HSL	hsl(257, 32%, 45%)
HSV	hsv(257, 48%, 60%)
CMYK	cmyk(34.2%, 48%, 0%, 40.4%)
CIE-LAB	lab(38.84, 25.88, -37.04)
CIE-LCH	lch(38.84, 45.18, 304.94°)
OKLab	oklab(48.33% 0.0486 -0.1043)
OKLCH	oklch(48.33% 0.115 295)
XYZ	xyz(13.7176, 10.5681, 31.0168)
Luminance	0.1057 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644F98 #83984F

analogous

#4F5E98 #644F98 #884F98

triadic

#644F98 #98644F #4F9864

tetradic

#644F98 #984F5E #83984F #4F9888

square

#644F98 #984F5E #83984F #4F9888

split-complementary

#644F98 #98884F #5E984F

monochromatic

#2F2547 #4A3A70 #644F98 #8370B5 #A698C9

Accessibility & contrast

On white

6.74

#644F98 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#644F98 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #644F98

6.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644F98	#FFFFFF	#000000	##FFFFFF
##644F98	1.00	6.74	3.11	6.74
#FFFFFF	6.74	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#365C9B

Deuteranopia (green-blind)

#3A5A96

Tritanopia (blue-blind)

#585D6C

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #644f98;
/* rgb */ color: rgb(100, 79, 152);
/* oklch */ color: oklch(48.3% 0.115 295.0);

Tailwind

colors: {
  custom: {
    50: '#9380b7',
    500: '#644f98',
    950: '#000000',
  },
}

SCSS

$custom: #644f98;
$custom-light: #9380b7;
$custom-dark: #000000;

JSON

{
  "hex": "#644f98",
  "rgb": {
    "r": 100,
    "g": 79,
    "b": 152
  },
  "hsl": {
    "h": 257.26,
    "s": 31.602,
    "l": 45.294
  },
  "oklch": {
    "l": 0.48328,
    "c": 0.1151,
    "h": 295
  },
  "luminance": 0.10568
}

Semantic roles & 50–950 ramp

primary

#644F98

secondary

#AAB68D

accent

#C860AA

background

#F9F7FB

surface

#F1EEF6

border

#CBC9D0

text

#0D0A11

muted

#7E7C80

Preview Lab

Preview with #644F98

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

Preview Lab → · Contrast checker → · Palette generator →