#4C187E#4C187E

#4C187E is a dark, vivid violet. Relative luminance 0.037; OKLCH L 35.3% C 0.158 H 301.6°. Best body text is #FFFFFF at 12.07:1 contrast (WCAG AA passes).

Color values

HEX	#4C187E
RGB	rgb(76, 24, 126)
HSL	hsl(271, 68%, 29%)
HSV	hsv(271, 81%, 49%)
CMYK	cmyk(39.7%, 81%, 0%, 50.6%)
CIE-LAB	lab(22.64, 43.75, -47.21)
CIE-LCH	lch(22.64, 64.36, 312.82°)
OKLab	oklab(35.3% 0.083 -0.1348)
OKLCH	oklch(35.3% 0.158 301.6)
XYZ	xyz(7.0721, 3.6961, 20.0754)
Luminance	0.0370 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 2.90

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C187E #4A7E18

analogous

#19187E #4C187E #7E187D

triadic

#4C187E #7E4C18 #187E4C

tetradic

#4C187E #7E1918 #4A7E18 #187D7E

square

#4C187E #7E1918 #4A7E18 #187D7E

split-complementary

#4C187E #7D7E18 #187E19

monochromatic

#10051A #2D0E4B #4C187E #6B22B1 #8A37D9

Accessibility & contrast

On white

12.07

#4C187E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#4C187E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C187E

12.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C187E	#FFFFFF	#000000	##FFFFFF
##4C187E	1.00	12.07	1.74	12.07
#FFFFFF	12.07	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003581

Deuteranopia (green-blind)

#00367C

Tritanopia (blue-blind)

#41334B

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #4c187e;
/* rgb */ color: rgb(76, 24, 126);
/* oklch */ color: oklch(35.3% 0.158 301.6);

Tailwind

colors: {
  custom: {
    50: '#845ca4',
    500: '#4c187e',
    950: '#000000',
  },
}

SCSS

$custom: #4c187e;
$custom-light: #845ca4;
$custom-dark: #000000;

JSON

{
  "hex": "#4c187e",
  "rgb": {
    "r": 76,
    "g": 24,
    "b": 126
  },
  "hsl": {
    "h": 270.588,
    "s": 68,
    "l": 29.412
  },
  "oklch": {
    "l": 0.35302,
    "c": 0.15831,
    "h": 301.6
  },
  "luminance": 0.03696
}

Semantic roles & 50–950 ramp

primary

#4C187E

secondary

#78B23F

accent

#EB3D92

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0B040F

muted

#7C797F

Preview Lab

Preview with #4C187E

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

Preview Lab → · Contrast checker → · Palette generator →