#623F8B#623F8B

#623F8B is a dark, vivid violet. Relative luminance 0.080; OKLCH L 44.4% C 0.124 H 303.0°. Best body text is #FFFFFF at 8.07:1 contrast (WCAG AA passes).

Color values

HEX	#623F8B
RGB	rgb(98, 63, 139)
HSL	hsl(268, 38%, 40%)
HSV	hsv(268, 55%, 55%)
CMYK	cmyk(29.5%, 54.7%, 0%, 45.5%)
CIE-LAB	lab(34.02, 31.53, -36.83)
CIE-LCH	lch(34.02, 48.48, 310.57°)
OKLab	oklab(44.43% 0.0673 -0.1037)
OKLCH	oklch(44.43% 0.124 303)
XYZ	xyz(11.4737, 8.0158, 25.3638)
Luminance	0.0802 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#623F8B #688B3F

analogous

#3F428B #623F8B #883F8B

triadic

#623F8B #8B623F #3F8B62

tetradic

#623F8B #8B3F42 #688B3F #3F8B88

square

#623F8B #8B3F42 #688B3F #3F8B88

split-complementary

#623F8B #8B883F #428B3F

monochromatic

#271937 #442C61 #623F8B #8055B2 #9F7FC5

Accessibility & contrast

On white

8.07

#623F8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#623F8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #623F8B

8.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##623F8B	#FFFFFF	#000000	##FFFFFF
##623F8B	1.00	8.07	2.60	8.07
#FFFFFF	8.07	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#244F8E

Deuteranopia (green-blind)

#2F5089

Tritanopia (blue-blind)

#5A4D5F

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #623f8b;
/* rgb */ color: rgb(98, 63, 139);
/* oklch */ color: oklch(44.4% 0.124 303.0);

Tailwind

colors: {
  custom: {
    50: '#9175ad',
    500: '#623f8b',
    950: '#000000',
  },
}

SCSS

$custom: #623f8b;
$custom-light: #9175ad;
$custom-dark: #000000;

JSON

{
  "hex": "#623f8b",
  "rgb": {
    "r": 98,
    "g": 63,
    "b": 139
  },
  "hsl": {
    "h": 267.632,
    "s": 37.624,
    "l": 39.608
  },
  "oklch": {
    "l": 0.44434,
    "c": 0.12365,
    "h": 303
  },
  "luminance": 0.08016
}

Semantic roles & 50–950 ramp

primary

#623F8B

secondary

#95AF76

accent

#CE5A98

background

#F9F7FA

surface

#F1EDF4

border

#CBC8CE

text

#0D0810

muted

#7E7B7F

Preview Lab

Preview with #623F8B

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

Preview Lab → · Contrast checker → · Palette generator →