#4C31BB#4C31BB

#4C31BB is a dark, highly saturated violet. Relative luminance 0.073; OKLCH L 44.0% C 0.202 H 283.2°. Best body text is #FFFFFF at 8.52:1 contrast (WCAG AA passes).

Color values

HEX	#4C31BB
RGB	rgb(76, 49, 187)
HSL	hsl(252, 58%, 46%)
HSV	hsv(252, 74%, 73%)
CMYK	cmyk(59.4%, 73.8%, 0%, 26.7%)
CIE-LAB	lab(32.52, 48.76, -68.27)
CIE-LCH	lch(32.52, 83.89, 305.54°)
OKLab	oklab(43.98% 0.0463 -0.1967)
OKLCH	oklch(43.98% 0.202 283.2)
XYZ	xyz(13.0457, 7.3201, 47.7296)
Luminance	0.0732 (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

#4C31BB #A0BB31

analogous

#315BBB #4C31BB #9131BB

triadic

#4C31BB #BB4C31 #31BB4C

tetradic

#4C31BB #BB315B #A0BB31 #31BB91

square

#4C31BB #BB315B #A0BB31 #31BB91

split-complementary

#4C31BB #BB9131 #5BBB31

monochromatic

#25185A #38248B #4C31BB #6F56D3 #9887E0

Accessibility & contrast

On white

8.52

#4C31BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#4C31BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C31BB

8.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C31BB	#FFFFFF	#000000	##FFFFFF
##4C31BB	1.00	8.52	2.46	8.52
#FFFFFF	8.52	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051BF

Deuteranopia (green-blind)

#0048B8

Tritanopia (blue-blind)

#005773

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #4c31bb;
/* rgb */ color: rgb(76, 49, 187);
/* oklch */ color: oklch(44.0% 0.202 283.2);

Tailwind

colors: {
  custom: {
    50: '#8b6cd1',
    500: '#4c31bb',
    950: '#000000',
  },
}

SCSS

$custom: #4c31bb;
$custom-light: #8b6cd1;
$custom-dark: #000000;

JSON

{
  "hex": "#4c31bb",
  "rgb": {
    "r": 76,
    "g": 49,
    "b": 187
  },
  "hsl": {
    "h": 251.739,
    "s": 58.475,
    "l": 46.275
  },
  "oklch": {
    "l": 0.43979,
    "c": 0.2021,
    "h": 283.2
  },
  "luminance": 0.07321
}

Semantic roles & 50–950 ramp

primary

#4C31BB

secondary

#BBC97F

accent

#E246C3

background

#F9F6FD

surface

#F1ECFA

border

#CBC7D3

text

#0D0714

muted

#7E7A83

Preview Lab

Preview with #4C31BB

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

Preview Lab → · Contrast checker → · Palette generator →