#4F37B2#4F37B2

#4F37B2 is a dark, vivid violet. Relative luminance 0.076; OKLCH L 44.2% C 0.184 H 285.0°. Best body text is #FFFFFF at 8.33:1 contrast (WCAG AA passes).

Color values

HEX	#4F37B2
RGB	rgb(79, 55, 178)
HSL	hsl(252, 53%, 46%)
HSV	hsv(252, 69%, 70%)
CMYK	cmyk(55.6%, 69.1%, 0%, 30.2%)
CIE-LAB	lab(33.15, 43.24, -61.89)
CIE-LCH	lch(33.15, 75.50, 304.94°)
OKLab	oklab(44.24% 0.0476 -0.178)
OKLCH	oklch(44.24% 0.184 285)
XYZ	xyz(12.6241, 7.6083, 42.9142)
Luminance	0.0761 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.96

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F37B2 #9AB237

analogous

#375CB2 #4F37B2 #8C37B2

triadic

#4F37B2 #B24F37 #37B24F

tetradic

#4F37B2 #B2375C #9AB237 #37B28C

square

#4F37B2 #B2375C #9AB237 #37B28C

split-complementary

#4F37B2 #B28C37 #5CB237

monochromatic

#251A54 #3A2983 #4F37B2 #705ACC #9989DB

Accessibility & contrast

On white

8.33

#4F37B2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#4F37B2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4F37B2

8.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F37B2	#FFFFFF	#000000	##FFFFFF
##4F37B2	1.00	8.33	2.52	8.33
#FFFFFF	8.33	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051B6

Deuteranopia (green-blind)

#004AB0

Tritanopia (blue-blind)

#225770

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #4f37b2;
/* rgb */ color: rgb(79, 55, 178);
/* oklch */ color: oklch(44.2% 0.184 285.0);

Tailwind

colors: {
  custom: {
    50: '#8a70ca',
    500: '#4f37b2',
    950: '#000000',
  },
}

SCSS

$custom: #4f37b2;
$custom-light: #8a70ca;
$custom-dark: #000000;

JSON

{
  "hex": "#4f37b2",
  "rgb": {
    "r": 79,
    "g": 55,
    "b": 178
  },
  "hsl": {
    "h": 251.707,
    "s": 52.79,
    "l": 45.686
  },
  "oklch": {
    "l": 0.44244,
    "c": 0.18423,
    "h": 285
  },
  "luminance": 0.07609
}

Semantic roles & 50–950 ramp

primary

#4F37B2

secondary

#B7C580

accent

#DC4CC0

background

#F9F6FC

surface

#F1ECF8

border

#CBC7D1

text

#0D0713

muted

#7E7A82

Preview Lab

Preview with #4F37B2

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

Preview Lab → · Contrast checker → · Palette generator →