#42298B#42298B

#42298B is a dark, vivid violet. Relative luminance 0.046; OKLCH L 37.5% C 0.153 H 288.4°. Best body text is #FFFFFF at 10.93:1 contrast (WCAG AA passes).

Color values

HEX	#42298B
RGB	rgb(66, 41, 139)
HSL	hsl(255, 54%, 35%)
HSV	hsv(255, 71%, 55%)
CMYK	cmyk(52.5%, 70.5%, 0%, 45.5%)
CIE-LAB	lab(25.59, 37.08, -50.61)
CIE-LCH	lch(25.59, 62.74, 306.23°)
OKLab	oklab(37.47% 0.0484 -0.1453)
OKLCH	oklch(37.47% 0.153 288.4)
XYZ	xyz(7.6985, 4.6079, 24.9048)
Luminance	0.0461 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42298B #728B29

analogous

#29418B #42298B #73298B

triadic

#42298B #8B4229 #298B42

tetradic

#42298B #8B2941 #728B29 #298B73

square

#42298B #8B2941 #728B29 #298B73

split-complementary

#42298B #8B7329 #418B29

monochromatic

#150D2C #2C1B5C #42298B #5837BA #7C5FD0

Accessibility & contrast

On white

10.93

#42298B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#42298B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42298B

10.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42298B	#FFFFFF	#000000	##FFFFFF
##42298B	1.00	10.93	1.92	10.93
#FFFFFF	10.93	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F8E

Deuteranopia (green-blind)

#003A89

Tritanopia (blue-blind)

#274256

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #42298b;
/* rgb */ color: rgb(66, 41, 139);
/* oklch */ color: oklch(37.5% 0.153 288.4);

Tailwind

colors: {
  custom: {
    50: '#7e65ae',
    500: '#42298b',
    950: '#000000',
  },
}

SCSS

$custom: #42298b;
$custom-light: #7e65ae;
$custom-dark: #000000;

JSON

{
  "hex": "#42298b",
  "rgb": {
    "r": 66,
    "g": 41,
    "b": 139
  },
  "hsl": {
    "h": 255.306,
    "s": 54.444,
    "l": 35.294
  },
  "oklch": {
    "l": 0.37466,
    "c": 0.15313,
    "h": 288.4
  },
  "luminance": 0.04608
}

Semantic roles & 50–950 ramp

primary

#42298B

secondary

#9EB55B

accent

#DE4AB8

background

#F8F6FA

surface

#EFEBF4

border

#CAC6CE

text

#0B0610

muted

#7C7A7F

Preview Lab

Preview with #42298B

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

Preview Lab → · Contrast checker → · Palette generator →