#4F187B#4F187B

#4F187B is a dark, vivid violet. Relative luminance 0.037; OKLCH L 35.4% C 0.156 H 304.6°. Best body text is #FFFFFF at 12.01:1 contrast (WCAG AA passes).

Color values

HEX	#4F187B
RGB	rgb(79, 24, 123)
HSL	hsl(273, 67%, 29%)
HSV	hsv(273, 80%, 48%)
CMYK	cmyk(35.8%, 80.5%, 0%, 51.8%)
CIE-LAB	lab(22.81, 43.53, -45.01)
CIE-LCH	lch(22.81, 62.62, 314.05°)
OKLab	oklab(35.43% 0.0884 -0.1282)
OKLCH	oklch(35.43% 0.156 304.6)
XYZ	xyz(7.1254, 3.7456, 19.0826)
Luminance	0.0375 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.29

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F187B #447B18

analogous

#1D187B #4F187B #7B1876

triadic

#4F187B #7B4F18 #187B4F

tetradic

#4F187B #7B1D18 #447B18 #18767B

square

#4F187B #7B1D18 #447B18 #18767B

split-complementary

#4F187B #767B18 #187B1D

monochromatic

#10051A #2E0E48 #4F187B #7022AE #9036D8

Accessibility & contrast

On white

12.01

#4F187B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#4F187B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4F187B

12.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F187B	#FFFFFF	#000000	##FFFFFF
##4F187B	1.00	12.01	1.75	12.01
#FFFFFF	12.01	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00357E

Deuteranopia (green-blind)

#003679

Tritanopia (blue-blind)

#463249

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #4f187b;
/* rgb */ color: rgb(79, 24, 123);
/* oklch */ color: oklch(35.4% 0.156 304.6);

Tailwind

colors: {
  custom: {
    50: '#855ca2',
    500: '#4f187b',
    950: '#000000',
  },
}

SCSS

$custom: #4f187b;
$custom-light: #855ca2;
$custom-dark: #000000;

JSON

{
  "hex": "#4f187b",
  "rgb": {
    "r": 79,
    "g": 24,
    "b": 123
  },
  "hsl": {
    "h": 273.333,
    "s": 67.347,
    "l": 28.824
  },
  "oklch": {
    "l": 0.35433,
    "c": 0.15577,
    "h": 304.6
  },
  "luminance": 0.03746
}

Semantic roles & 50–950 ramp

primary

#4F187B

secondary

#71B03F

accent

#EA3E8A

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0C040F

muted

#7D797F

Preview Lab

Preview with #4F187B

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

Preview Lab → · Contrast checker → · Palette generator →