#644DD1#644DD1

#644DD1 is a mid, vivid violet. Relative luminance 0.126; OKLCH L 52.0% C 0.194 H 285.4°. Best body text is #FFFFFF at 5.96:1 contrast (WCAG AA passes).

Color values

HEX	#644DD1
RGB	rgb(100, 77, 209)
HSL	hsl(250, 59%, 56%)
HSV	hsv(250, 63%, 82%)
CMYK	cmyk(52.2%, 63.2%, 0%, 18%)
CIE-LAB	lab(42.18, 43.67, -65.20)
CIE-LCH	lch(42.18, 78.48, 303.81°)
OKLab	oklab(52.01% 0.0517 -0.187)
OKLCH	oklch(52.01% 0.194 285.4)
XYZ	xyz(19.4146, 12.6195, 61.7220)
Luminance	0.1262 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644DD1 #BAD14D

analogous

#4D78D1 #644DD1 #A64DD1

triadic

#644DD1 #D1644D #4DD164

tetradic

#644DD1 #D14D78 #BAD14D #4DD1A6

square

#644DD1 #D14D78 #BAD14D #4DD1A6

split-complementary

#644DD1 #D1A64D #78D14D

monochromatic

#322282 #452EB3 #644DD1 #8E7EDE #B9AEEA

Accessibility & contrast

On white

5.96

#644DD1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.52

#644DD1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #644DD1

5.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644DD1	#FFFFFF	#000000	##FFFFFF
##644DD1	1.00	5.96	3.52	5.96
#FFFFFF	5.96	1.00	21.00	1.00
#000000	3.52	21.00	1.00	21.00
##FFFFFF	5.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067D5

Deuteranopia (green-blind)

#0060CE

Tritanopia (blue-blind)

#396D88

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #644dd1;
/* rgb */ color: rgb(100, 77, 209);
/* oklch */ color: oklch(52.0% 0.194 285.4);

Tailwind

colors: {
  custom: {
    50: '#9980e0',
    500: '#644dd1',
    950: '#000000',
  },
}

SCSS

$custom: #644dd1;
$custom-light: #9980e0;
$custom-dark: #000000;

JSON

{
  "hex": "#644dd1",
  "rgb": {
    "r": 100,
    "g": 77,
    "b": 209
  },
  "hsl": {
    "h": 250.455,
    "s": 58.929,
    "l": 56.078
  },
  "oklch": {
    "l": 0.52007,
    "c": 0.19406,
    "h": 285.4
  },
  "luminance": 0.12621
}

Semantic roles & 50–950 ramp

primary

#644DD1

secondary

#CFD8A2

accent

#E246C7

background

#FAF7FD

surface

#F3EEFB

border

#CDC9D4

text

#0F0A15

muted

#7F7C83

Preview Lab

Preview with #644DD1

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

Preview Lab → · Contrast checker → · Palette generator →