#42229B#42229B

#42229B is a dark, vivid violet. Relative luminance 0.047; OKLCH L 38.1% C 0.181 H 286.3°. Best body text is #FFFFFF at 10.86:1 contrast (WCAG AA passes).

Color values

HEX	#42229B
RGB	rgb(66, 34, 155)
HSL	hsl(256, 64%, 37%)
HSV	hsv(256, 78%, 61%)
CMYK	cmyk(57.4%, 78.1%, 0%, 39.2%)
CIE-LAB	lab(25.77, 45.59, -60.18)
CIE-LCH	lch(25.77, 75.50, 307.14°)
OKLab	oklab(38.05% 0.0505 -0.1733)
OKLCH	oklch(38.05% 0.181 286.3)
XYZ	xyz(8.7334, 4.6684, 31.4449)
Luminance	0.0467 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42229B #7B9B22

analogous

#223E9B #42229B #7F229B

triadic

#42229B #9B4222 #229B42

tetradic

#42229B #9B223E #7B9B22 #229B7F

square

#42229B #9B223E #7B9B22 #229B7F

split-complementary

#42229B #9B7F22 #3E9B22

monochromatic

#170C37 #2D1769 #42229B #572DCD #7E5CDB

Accessibility & contrast

On white

10.86

#42229B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#42229B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42229B

10.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42229B	#FFFFFF	#000000	##FFFFFF
##42229B	1.00	10.86	1.93	10.86
#FFFFFF	10.86	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00409E

Deuteranopia (green-blind)

#003999

Tritanopia (blue-blind)

#17455E

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #42229b;
/* rgb */ color: rgb(66, 34, 155);
/* oklch */ color: oklch(38.1% 0.181 286.3);

Tailwind

colors: {
  custom: {
    50: '#8161ba',
    500: '#42229b',
    950: '#000000',
  },
}

SCSS

$custom: #42229b;
$custom-light: #8161ba;
$custom-dark: #000000;

JSON

{
  "hex": "#42229b",
  "rgb": {
    "r": 66,
    "g": 34,
    "b": 155
  },
  "hsl": {
    "h": 255.868,
    "s": 64.021,
    "l": 37.059
  },
  "oklch": {
    "l": 0.38054,
    "c": 0.18051,
    "h": 286.3
  },
  "luminance": 0.04669
}

Semantic roles & 50–950 ramp

primary

#42229B

secondary

#A5C059

accent

#E741BB

background

#F8F5FB

surface

#F0EAF6

border

#CBC6D0

text

#0B0512

muted

#7C7981

Preview Lab

Preview with #42229B

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

Preview Lab → · Contrast checker → · Palette generator →