#621C8B#621C8B

#621C8B is a dark, vivid violet. Relative luminance 0.053; OKLCH L 39.8% C 0.173 H 309.0°. Best body text is #FFFFFF at 10.20:1 contrast (WCAG AA passes).

Color values

HEX	#621C8B
RGB	rgb(98, 28, 139)
HSL	hsl(278, 66%, 33%)
HSV	hsv(278, 80%, 55%)
CMYK	cmyk(29.5%, 79.9%, 0%, 45.5%)
CIE-LAB	lab(27.55, 49.20, -47.24)
CIE-LCH	lch(27.55, 68.21, 316.17°)
OKLab	oklab(39.77% 0.1088 -0.1341)
OKLCH	oklch(39.77% 0.173 309)
XYZ	xyz(10.1115, 5.2914, 24.9098)
Luminance	0.0529 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#621C8B #458B1C

analogous

#2B1C8B #621C8B #8B1C7C

triadic

#621C8B #8B621C #1C8B62

tetradic

#621C8B #8B2B1C #458B1C #1C7C8B

square

#621C8B #8B2B1C #458B1C #1C7C8B

split-complementary

#621C8B #7C8B1C #1C8B2B

monochromatic

#1A0725 #3E1258 #621C8B #8626BE #A447DA

Accessibility & contrast

On white

10.20

#621C8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#621C8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #621C8B

10.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##621C8B	#FFFFFF	#000000	##FFFFFF
##621C8B	1.00	10.20	2.06	10.20
#FFFFFF	10.20	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E8E

Deuteranopia (green-blind)

#004289

Tritanopia (blue-blind)

#5C3853

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #621c8b;
/* rgb */ color: rgb(98, 28, 139);
/* oklch */ color: oklch(39.8% 0.173 309.0);

Tailwind

colors: {
  custom: {
    50: '#9361ae',
    500: '#621c8b',
    950: '#000000',
  },
}

SCSS

$custom: #621c8b;
$custom-light: #9361ae;
$custom-dark: #000000;

JSON

{
  "hex": "#621c8b",
  "rgb": {
    "r": 98,
    "g": 28,
    "b": 139
  },
  "hsl": {
    "h": 277.838,
    "s": 66.467,
    "l": 32.745
  },
  "oklch": {
    "l": 0.39767,
    "c": 0.1727,
    "h": 309
  },
  "luminance": 0.05291
}

Semantic roles & 50–950 ramp

primary

#621C8B

secondary

#72BC47

accent

#E93E7E

background

#F9F6FA

surface

#F2EBF4

border

#CCC6CE

text

#0E0510

muted

#7E7A7F

Preview Lab

Preview with #621C8B

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

Preview Lab → · Contrast checker → · Palette generator →