#42107E#42107E

#42107E is a dark, vivid violet. Relative luminance 0.030; OKLCH L 33.3% C 0.164 H 296.4°. Best body text is #FFFFFF at 13.07:1 contrast (WCAG AA passes).

Color values

HEX	#42107E
RGB	rgb(66, 16, 126)
HSL	hsl(267, 77%, 28%)
HSV	hsv(267, 87%, 49%)
CMYK	cmyk(47.6%, 87.3%, 0%, 50.6%)
CIE-LAB	lab(20.18, 45.28, -51.29)
CIE-LCH	lch(20.18, 68.42, 311.44°)
OKLab	oklab(33.3% 0.0729 -0.1471)
OKLCH	oklch(33.3% 0.164 296.4)
XYZ	xyz(6.1969, 3.0350, 19.9939)
Luminance	0.0303 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42107E #4C7E10

analogous

#10157E #42107E #79107E

triadic

#42107E #7E4210 #107E42

tetradic

#42107E #7E1015 #4C7E10 #107E79

square

#42107E #7E1015 #4C7E10 #107E79

split-complementary

#42107E #7E7910 #157E10

monochromatic

#0E031B #260948 #42107E #5E17B4 #7C25E3

Accessibility & contrast

On white

13.07

#42107E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#42107E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42107E

13.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42107E	#FFFFFF	#000000	##FFFFFF
##42107E	1.00	13.07	1.61	13.07
#FFFFFF	13.07	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003181

Deuteranopia (green-blind)

#002F7C

Tritanopia (blue-blind)

#313249

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #42107e;
/* rgb */ color: rgb(66, 16, 126);
/* oklch */ color: oklch(33.3% 0.164 296.4);

Tailwind

colors: {
  custom: {
    50: '#7e57a4',
    500: '#42107e',
    950: '#000000',
  },
}

SCSS

$custom: #42107e;
$custom-light: #7e57a4;
$custom-dark: #000000;

JSON

{
  "hex": "#42107e",
  "rgb": {
    "r": 66,
    "g": 16,
    "b": 126
  },
  "hsl": {
    "h": 267.273,
    "s": 77.465,
    "l": 27.843
  },
  "oklch": {
    "l": 0.33296,
    "c": 0.16416,
    "h": 296.4
  },
  "luminance": 0.03035
}

Semantic roles & 50–950 ramp

primary

#42107E

secondary

#7BB436

accent

#F4349D

background

#F8F5FA

surface

#EFE9F4

border

#CAC5CE

text

#0B030F

muted

#7C787F

Preview Lab

Preview with #42107E

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

Preview Lab → · Contrast checker → · Palette generator →