#4F178E#4F178E

#4F178E is a dark, vivid violet. Relative luminance 0.042; OKLCH L 37.1% C 0.177 H 298.2°. Best body text is #FFFFFF at 11.38:1 contrast (WCAG AA passes).

Color values

HEX	#4F178E
RGB	rgb(79, 23, 142)
HSL	hsl(268, 72%, 32%)
HSV	hsv(268, 84%, 56%)
CMYK	cmyk(44.4%, 83.8%, 0%, 44.3%)
CIE-LAB	lab(24.41, 48.64, -54.34)
CIE-LCH	lch(24.41, 72.93, 311.83°)
OKLab	oklab(37.08% 0.0833 -0.1556)
OKLCH	oklch(37.08% 0.177 298.2)
XYZ	xyz(8.4121, 4.2279, 25.9588)
Luminance	0.0423 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F178E #568E17

analogous

#171B8E #4F178E #8A178E

triadic

#4F178E #8E4F17 #178E4F

tetradic

#4F178E #8E171B #568E17 #178E8A

square

#4F178E #8E171B #568E17 #178E8A

split-complementary

#4F178E #8E8A17 #1B8E17

monochromatic

#140625 #320E59 #4F178E #6C20C3 #8B3FE0

Accessibility & contrast

On white

11.38

#4F178E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#4F178E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4F178E

11.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F178E	#FFFFFF	#000000	##FFFFFF
##4F178E	1.00	11.38	1.85	11.38
#FFFFFF	11.38	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A91

Deuteranopia (green-blind)

#00398C

Tritanopia (blue-blind)

#3F3A54

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #4f178e;
/* rgb */ color: rgb(79, 23, 142);
/* oklch */ color: oklch(37.1% 0.177 298.2);

Tailwind

colors: {
  custom: {
    50: '#875db0',
    500: '#4f178e',
    950: '#000000',
  },
}

SCSS

$custom: #4f178e;
$custom-light: #875db0;
$custom-dark: #000000;

JSON

{
  "hex": "#4f178e",
  "rgb": {
    "r": 79,
    "g": 23,
    "b": 142
  },
  "hsl": {
    "h": 268.235,
    "s": 72.121,
    "l": 32.353
  },
  "oklch": {
    "l": 0.37079,
    "c": 0.17652,
    "h": 298.2
  },
  "luminance": 0.04228
}

Semantic roles & 50–950 ramp

primary

#4F178E

secondary

#84C040

accent

#EF3999

background

#F8F5FB

surface

#F0E9F6

border

#CBC5D0

text

#0C0511

muted

#7D7980

Preview Lab

Preview with #4F178E

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

Preview Lab → · Contrast checker → · Palette generator →