#42259B#42259B

#42259B is a dark, vivid violet. Relative luminance 0.048; OKLCH L 38.4% C 0.177 H 285.8°. Best body text is #FFFFFF at 10.66:1 contrast (WCAG AA passes).

Color values

HEX	#42259B
RGB	rgb(66, 37, 155)
HSL	hsl(255, 61%, 38%)
HSV	hsv(255, 76%, 61%)
CMYK	cmyk(57.4%, 76.1%, 0%, 39.2%)
CIE-LAB	lab(26.30, 44.08, -59.32)
CIE-LCH	lch(26.30, 73.90, 306.62°)
OKLab	oklab(38.42% 0.0483 -0.1708)
OKLCH	oklch(38.42% 0.177 285.8)
XYZ	xyz(8.8229, 4.8474, 31.4747)
Luminance	0.0485 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42259B #7E9B25

analogous

#25439B #42259B #7D259B

triadic

#42259B #9B4225 #259B42

tetradic

#42259B #9B2543 #7E9B25 #259B7D

square

#42259B #9B2543 #7E9B25 #259B7D

split-complementary

#42259B #9B7D25 #439B25

monochromatic

#180D38 #2D196A #42259B #5731CC #7F61D9

Accessibility & contrast

On white

10.66

#42259B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#42259B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42259B

10.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42259B	#FFFFFF	#000000	##FFFFFF
##42259B	1.00	10.66	1.97	10.66
#FFFFFF	10.66	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00419E

Deuteranopia (green-blind)

#003B99

Tritanopia (blue-blind)

#17465E

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #42259b;
/* rgb */ color: rgb(66, 37, 155);
/* oklch */ color: oklch(38.4% 0.177 285.8);

Tailwind

colors: {
  custom: {
    50: '#8163ba',
    500: '#42259b',
    950: '#000000',
  },
}

SCSS

$custom: #42259b;
$custom-light: #8163ba;
$custom-dark: #000000;

JSON

{
  "hex": "#42259b",
  "rgb": {
    "r": 66,
    "g": 37,
    "b": 155
  },
  "hsl": {
    "h": 254.746,
    "s": 61.458,
    "l": 37.647
  },
  "oklch": {
    "l": 0.38424,
    "c": 0.17748,
    "h": 285.8
  },
  "luminance": 0.04848
}

Semantic roles & 50–950 ramp

primary

#42259B

secondary

#A7BF5D

accent

#E543BD

background

#F8F6FB

surface

#F0EBF6

border

#CBC6D0

text

#0B0512

muted

#7C7A81

Preview Lab

Preview with #42259B

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

Preview Lab → · Contrast checker → · Palette generator →