#623D91#623D91

#623D91 is a dark, vivid violet. Relative luminance 0.080; OKLCH L 44.5% C 0.135 H 301.5°. Best body text is #FFFFFF at 8.09:1 contrast (WCAG AA passes).

Color values

HEX	#623D91
RGB	rgb(98, 61, 145)
HSL	hsl(266, 41%, 40%)
HSV	hsv(266, 58%, 57%)
CMYK	cmyk(32.4%, 57.9%, 0%, 43.1%)
CIE-LAB	lab(33.94, 34.29, -40.63)
CIE-LCH	lch(33.94, 53.16, 310.16°)
OKLab	oklab(44.5% 0.0703 -0.1149)
OKLCH	oklch(44.5% 0.135 301.5)
XYZ	xyz(11.8154, 7.9785, 27.7001)
Luminance	0.0798 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#623D91 #6C913D

analogous

#3D4291 #623D91 #8C3D91

triadic

#623D91 #91623D #3D9162

tetradic

#623D91 #913D42 #6C913D #3D918C

square

#623D91 #913D42 #6C913D #3D918C

split-complementary

#623D91 #918C3D #42913D

monochromatic

#28193B #452B66 #623D91 #8054B7 #A07FC9

Accessibility & contrast

On white

8.09

#623D91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#623D91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #623D91

8.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##623D91	#FFFFFF	#000000	##FFFFFF
##623D91	1.00	8.09	2.60	8.09
#FFFFFF	8.09	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#194F94

Deuteranopia (green-blind)

#274F8F

Tritanopia (blue-blind)

#594E61

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #623d91;
/* rgb */ color: rgb(98, 61, 145);
/* oklch */ color: oklch(44.5% 0.135 301.5);

Tailwind

colors: {
  custom: {
    50: '#9274b2',
    500: '#623d91',
    950: '#000000',
  },
}

SCSS

$custom: #623d91;
$custom-light: #9274b2;
$custom-dark: #000000;

JSON

{
  "hex": "#623d91",
  "rgb": {
    "r": 98,
    "g": 61,
    "b": 145
  },
  "hsl": {
    "h": 266.429,
    "s": 40.777,
    "l": 40.392
  },
  "oklch": {
    "l": 0.44498,
    "c": 0.13468,
    "h": 301.5
  },
  "luminance": 0.07978
}

Semantic roles & 50–950 ramp

primary

#623D91

secondary

#99B377

accent

#D1579B

background

#F9F7FB

surface

#F1EDF6

border

#CBC8D0

text

#0D0811

muted

#7E7B80

Preview Lab

Preview with #623D91

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

Preview Lab → · Contrast checker → · Palette generator →