#4D31BB#4D31BB

#4D31BB is a dark, highly saturated violet. Relative luminance 0.074; OKLCH L 44.1% C 0.202 H 283.7°. Best body text is #FFFFFF at 8.49:1 contrast (WCAG AA passes).

Color values

HEX	#4D31BB
RGB	rgb(77, 49, 187)
HSL	hsl(252, 58%, 46%)
HSV	hsv(252, 74%, 73%)
CMYK	cmyk(58.8%, 73.8%, 0%, 26.7%)
CIE-LAB	lab(32.62, 48.89, -68.11)
CIE-LCH	lch(32.62, 83.84, 305.67°)
OKLab	oklab(44.07% 0.0478 -0.1962)
OKLCH	oklch(44.07% 0.202 283.7)
XYZ	xyz(13.1258, 7.3614, 47.7333)
Luminance	0.0736 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D31BB #9FBB31

analogous

#315ABB #4D31BB #9231BB

triadic

#4D31BB #BB4D31 #31BB4D

tetradic

#4D31BB #BB315A #9FBB31 #31BB92

square

#4D31BB #BB315A #9FBB31 #31BB92

split-complementary

#4D31BB #BB9231 #5ABB31

monochromatic

#25185A #39248B #4D31BB #7056D3 #9987E0

Accessibility & contrast

On white

8.49

#4D31BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#4D31BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4D31BB

8.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D31BB	#FFFFFF	#000000	##FFFFFF
##4D31BB	1.00	8.49	2.47	8.49
#FFFFFF	8.49	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051BF

Deuteranopia (green-blind)

#0048B8

Tritanopia (blue-blind)

#075773

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #4d31bb;
/* rgb */ color: rgb(77, 49, 187);
/* oklch */ color: oklch(44.1% 0.202 283.7);

Tailwind

colors: {
  custom: {
    50: '#8b6cd1',
    500: '#4d31bb',
    950: '#000000',
  },
}

SCSS

$custom: #4d31bb;
$custom-light: #8b6cd1;
$custom-dark: #000000;

JSON

{
  "hex": "#4d31bb",
  "rgb": {
    "r": 77,
    "g": 49,
    "b": 187
  },
  "hsl": {
    "h": 252.174,
    "s": 58.475,
    "l": 46.275
  },
  "oklch": {
    "l": 0.44065,
    "c": 0.20198,
    "h": 283.7
  },
  "luminance": 0.07362
}

Semantic roles & 50–950 ramp

primary

#4D31BB

secondary

#BAC97F

accent

#E246C2

background

#F9F6FD

surface

#F1ECFA

border

#CBC7D3

text

#0D0714

muted

#7E7A83

Preview Lab

Preview with #4D31BB

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

Preview Lab → · Contrast checker → · Palette generator →