#42209B#42209B

#42209B is a dark, vivid violet. Relative luminance 0.046; OKLCH L 37.8% C 0.182 H 286.5°. Best body text is #FFFFFF at 10.99:1 contrast (WCAG AA passes).

Color values

HEX	#42209B
RGB	rgb(66, 32, 155)
HSL	hsl(257, 66%, 37%)
HSV	hsv(257, 79%, 61%)
CMYK	cmyk(57.4%, 79.4%, 0%, 39.2%)
CIE-LAB	lab(25.43, 46.55, -60.73)
CIE-LCH	lch(25.43, 76.52, 307.47°)
OKLab	oklab(37.82% 0.0519 -0.1749)
OKLCH	oklch(37.82% 0.182 286.5)
XYZ	xyz(8.6779, 4.5573, 31.4264)
Luminance	0.0456 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42209B #799B20

analogous

#203C9B #42209B #80209B

triadic

#42209B #9B4220 #209B42

tetradic

#42209B #9B203C #799B20 #209B80

square

#42209B #9B203C #799B20 #209B80

split-complementary

#42209B #9B8020 #3C9B20

monochromatic

#170B36 #2C1668 #42209B #582ACE #7D59DD

Accessibility & contrast

On white

10.99

#42209B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#42209B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42209B

10.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42209B	#FFFFFF	#000000	##FFFFFF
##42209B	1.00	10.99	1.91	10.99
#FFFFFF	10.99	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	10.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F9E

Deuteranopia (green-blind)

#003999

Tritanopia (blue-blind)

#17445D

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #42209b;
/* rgb */ color: rgb(66, 32, 155);
/* oklch */ color: oklch(37.8% 0.182 286.5);

Tailwind

colors: {
  custom: {
    50: '#8160ba',
    500: '#42209b',
    950: '#000000',
  },
}

SCSS

$custom: #42209b;
$custom-light: #8160ba;
$custom-dark: #000000;

JSON

{
  "hex": "#42209b",
  "rgb": {
    "r": 66,
    "g": 32,
    "b": 155
  },
  "hsl": {
    "h": 256.585,
    "s": 65.775,
    "l": 36.667
  },
  "oklch": {
    "l": 0.37821,
    "c": 0.18242,
    "h": 286.5
  },
  "luminance": 0.04558
}

Semantic roles & 50–950 ramp

primary

#42209B

secondary

#A3C156

accent

#E93FBA

background

#F8F5FB

surface

#F0EAF6

border

#CBC6D0

text

#0B0512

muted

#7C7981

Preview Lab

Preview with #42209B

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

Preview Lab → · Contrast checker → · Palette generator →