#4D107B#4D107B

#4D107B is a dark, vivid violet. Relative luminance 0.034; OKLCH L 34.5% C 0.163 H 304.3°. Best body text is #FFFFFF at 12.53:1 contrast (WCAG AA passes).

Color values

HEX	#4D107B
RGB	rgb(77, 16, 123)
HSL	hsl(274, 77%, 27%)
HSV	hsv(274, 87%, 48%)
CMYK	cmyk(37.4%, 87%, 0%, 51.8%)
CIE-LAB	lab(21.50, 46.14, -47.16)
CIE-LCH	lch(21.50, 65.98, 314.37°)
OKLab	oklab(34.46% 0.0917 -0.1346)
OKLCH	oklch(34.46% 0.163 304.3)
XYZ	xyz(6.8202, 3.3784, 19.0279)
Luminance	0.0338 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 2.14

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D107B #3E7B10

analogous

#18107B #4D107B #7B1073

triadic

#4D107B #7B4D10 #107B4D

tetradic

#4D107B #7B1810 #3E7B10 #10737B

square

#4D107B #7B1810 #3E7B10 #10737B

split-complementary

#4D107B #737B10 #107B18

monochromatic

#11041B #2B0945 #4D107B #6F17B1 #9023E2

Accessibility & contrast

On white

12.53

#4D107B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#4D107B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4D107B

12.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D107B	#FFFFFF	#000000	##FFFFFF
##4D107B	1.00	12.53	1.68	12.53
#FFFFFF	12.53	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00327E

Deuteranopia (green-blind)

#003379

Tritanopia (blue-blind)

#442F48

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #4d107b;
/* rgb */ color: rgb(77, 16, 123);
/* oklch */ color: oklch(34.5% 0.163 304.3);

Tailwind

colors: {
  custom: {
    50: '#8458a2',
    500: '#4d107b',
    950: '#000000',
  },
}

SCSS

$custom: #4d107b;
$custom-light: #8458a2;
$custom-dark: #000000;

JSON

{
  "hex": "#4d107b",
  "rgb": {
    "r": 77,
    "g": 16,
    "b": 123
  },
  "hsl": {
    "h": 274.206,
    "s": 76.978,
    "l": 27.255
  },
  "oklch": {
    "l": 0.34457,
    "c": 0.16284,
    "h": 304.3
  },
  "luminance": 0.03378
}

Semantic roles & 50–950 ramp

primary

#4D107B

secondary

#6BB235

accent

#F43486

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0C040F

muted

#7D797F

Preview Lab

Preview with #4D107B

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

Preview Lab → · Contrast checker → · Palette generator →