#42239B#42239B

#42239B is a dark, vivid violet. Relative luminance 0.047; OKLCH L 38.2% C 0.180 H 286.1°. Best body text is #FFFFFF at 10.79:1 contrast (WCAG AA passes).

Color values

HEX	#42239B
RGB	rgb(66, 35, 155)
HSL	hsl(256, 63%, 37%)
HSV	hsv(256, 77%, 61%)
CMYK	cmyk(57.4%, 77.4%, 0%, 39.2%)
CIE-LAB	lab(25.94, 45.09, -59.90)
CIE-LCH	lch(25.94, 74.98, 306.97°)
OKLab	oklab(38.17% 0.0498 -0.1725)
OKLCH	oklch(38.17% 0.18 286.1)
XYZ	xyz(8.7624, 4.7264, 31.4545)
Luminance	0.0473 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42239B #7C9B23

analogous

#23409B #42239B #7E239B

triadic

#42239B #9B4223 #239B42

tetradic

#42239B #9B2340 #7C9B23 #239B7E

square

#42239B #9B2340 #7C9B23 #239B7E

split-complementary

#42239B #9B7E23 #409B23

monochromatic

#170C37 #2D1869 #42239B #572ECD #7E5EDB

Accessibility & contrast

On white

10.79

#42239B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#42239B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42239B

10.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42239B	#FFFFFF	#000000	##FFFFFF
##42239B	1.00	10.79	1.95	10.79
#FFFFFF	10.79	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00409E

Deuteranopia (green-blind)

#003A99

Tritanopia (blue-blind)

#17455E

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #42239b;
/* rgb */ color: rgb(66, 35, 155);
/* oklch */ color: oklch(38.2% 0.180 286.1);

Tailwind

colors: {
  custom: {
    50: '#8162ba',
    500: '#42239b',
    950: '#000000',
  },
}

SCSS

$custom: #42239b;
$custom-light: #8162ba;
$custom-dark: #000000;

JSON

{
  "hex": "#42239b",
  "rgb": {
    "r": 66,
    "g": 35,
    "b": 155
  },
  "hsl": {
    "h": 255.5,
    "s": 63.158,
    "l": 37.255
  },
  "oklch": {
    "l": 0.38175,
    "c": 0.17952,
    "h": 286.1
  },
  "luminance": 0.04727
}

Semantic roles & 50–950 ramp

primary

#42239B

secondary

#A5BF5A

accent

#E642BC

background

#F8F6FB

surface

#F0EBF6

border

#CBC6D0

text

#0B0512

muted

#7C7A81

Preview Lab

Preview with #42239B

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

Preview Lab → · Contrast checker → · Palette generator →