#623B99#623B99

#623B99 is a dark, vivid violet. Relative luminance 0.080; OKLCH L 44.7% C 0.148 H 299.5°. Best body text is #FFFFFF at 8.06:1 contrast (WCAG AA passes).

Color values

HEX	#623B99
RGB	rgb(98, 59, 153)
HSL	hsl(265, 44%, 42%)
HSV	hsv(265, 61%, 60%)
CMYK	cmyk(35.9%, 61.4%, 0%, 40%)
CIE-LAB	lab(34.03, 37.58, -45.35)
CIE-LCH	lch(34.03, 58.90, 309.65°)
OKLab	oklab(44.74% 0.0728 -0.1287)
OKLCH	oklch(44.74% 0.148 299.5)
XYZ	xyz(12.3493, 8.0244, 31.0291)
Luminance	0.0803 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#623B99 #72993B

analogous

#3B4399 #623B99 #913B99

triadic

#623B99 #99623B #3B9962

tetradic

#623B99 #993B43 #72993B #3B9991

square

#623B99 #993B43 #72993B #3B9991

split-complementary

#623B99 #99913B #43993B

monochromatic

#291941 #462A6D #623B99 #8054BD #A180CE

Accessibility & contrast

On white

8.06

#623B99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#623B99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #623B99

8.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##623B99	#FFFFFF	#000000	##FFFFFF
##623B99	1.00	8.06	2.61	8.06
#FFFFFF	8.06	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00509C

Deuteranopia (green-blind)

#194F97

Tritanopia (blue-blind)

#564F64

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #623b99;
/* rgb */ color: rgb(98, 59, 153);
/* oklch */ color: oklch(44.7% 0.148 299.5);

Tailwind

colors: {
  custom: {
    50: '#9273b8',
    500: '#623b99',
    950: '#000000',
  },
}

SCSS

$custom: #623b99;
$custom-light: #9273b8;
$custom-dark: #000000;

JSON

{
  "hex": "#623b99",
  "rgb": {
    "r": 98,
    "g": 59,
    "b": 153
  },
  "hsl": {
    "h": 264.894,
    "s": 44.34,
    "l": 41.569
  },
  "oklch": {
    "l": 0.44738,
    "c": 0.1479,
    "h": 299.5
  },
  "luminance": 0.08025
}

Semantic roles & 50–950 ramp

primary

#623B99

secondary

#9DB878

accent

#D4549F

background

#F9F7FB

surface

#F2EDF6

border

#CCC8D0

text

#0D0811

muted

#7E7B80

Preview Lab

Preview with #623B99

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

Preview Lab → · Contrast checker → · Palette generator →