#621B8A#621B8A

#621B8A is a dark, vivid violet. Relative luminance 0.052; OKLCH L 39.6% C 0.173 H 309.5°. Best body text is #FFFFFF at 10.28:1 contrast (WCAG AA passes).

Color values

HEX	#621B8A
RGB	rgb(98, 27, 138)
HSL	hsl(278, 67%, 32%)
HSV	hsv(278, 80%, 54%)
CMYK	cmyk(29%, 80.4%, 0%, 45.9%)
CIE-LAB	lab(27.34, 49.35, -46.95)
CIE-LCH	lch(27.34, 68.12, 316.43°)
OKLab	oklab(39.6% 0.1099 -0.1333)
OKLCH	oklch(39.6% 0.173 309.5)
XYZ	xyz(10.0155, 5.2157, 24.5190)
Luminance	0.0522 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#621B8A #438A1B

analogous

#2A1B8A #621B8A #8A1B7B

triadic

#621B8A #8A621B #1B8A62

tetradic

#621B8A #8A2A1B #438A1B #1B7B8A

square

#621B8A #8A2A1B #438A1B #1B7B8A

split-complementary

#621B8A #7B8A1B #1B8A2A

monochromatic

#190724 #3E1157 #621B8A #8625BD #A545DB

Accessibility & contrast

On white

10.28

#621B8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#621B8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #621B8A

10.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##621B8A	#FFFFFF	#000000	##FFFFFF
##621B8A	1.00	10.28	2.04	10.28
#FFFFFF	10.28	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E8D

Deuteranopia (green-blind)

#004188

Tritanopia (blue-blind)

#5C3752

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #621b8a;
/* rgb */ color: rgb(98, 27, 138);
/* oklch */ color: oklch(39.6% 0.173 309.5);

Tailwind

colors: {
  custom: {
    50: '#9361ad',
    500: '#621b8a',
    950: '#000000',
  },
}

SCSS

$custom: #621b8a;
$custom-light: #9361ad;
$custom-dark: #000000;

JSON

{
  "hex": "#621b8a",
  "rgb": {
    "r": 98,
    "g": 27,
    "b": 138
  },
  "hsl": {
    "h": 278.378,
    "s": 67.273,
    "l": 32.353
  },
  "oklch": {
    "l": 0.39596,
    "c": 0.17275,
    "h": 309.5
  },
  "luminance": 0.05216
}

Semantic roles & 50–950 ramp

primary

#621B8A

secondary

#70BC45

accent

#EA3E7C

background

#F9F6FA

surface

#F2EBF4

border

#CCC6CE

text

#0E0510

muted

#7E7A7F

Preview Lab

Preview with #621B8A

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

Preview Lab → · Contrast checker → · Palette generator →