#4731B3#4731B3

#4731B3 is a dark, vivid violet. Relative luminance 0.068; OKLCH L 42.8% C 0.193 H 282.2°. Best body text is #FFFFFF at 8.91:1 contrast (WCAG AA passes).

Color values

HEX	#4731B3
RGB	rgb(71, 49, 179)
HSL	hsl(250, 57%, 45%)
HSV	hsv(250, 73%, 70%)
CMYK	cmyk(60.3%, 72.6%, 0%, 29.8%)
CIE-LAB	lab(31.32, 45.67, -65.51)
CIE-LCH	lch(31.32, 79.86, 304.88°)
OKLab	oklab(42.79% 0.041 -0.1888)
OKLCH	oklch(42.79% 0.193 282.2)
XYZ	xyz(11.8310, 6.7901, 43.3263)
Luminance	0.0679 (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

#4731B3 #9DB331

analogous

#315CB3 #4731B3 #8831B3

triadic

#4731B3 #B34731 #31B347

tetradic

#4731B3 #B3315C #9DB331 #31B388

square

#4731B3 #B3315C #9DB331 #31B388

split-complementary

#4731B3 #B38831 #5CB331

monochromatic

#211753 #342483 #4731B3 #6752D0 #9182DD

Accessibility & contrast

On white

8.91

#4731B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#4731B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4731B3

8.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4731B3	#FFFFFF	#000000	##FFFFFF
##4731B3	1.00	8.91	2.36	8.91
#FFFFFF	8.91	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EB7

Deuteranopia (green-blind)

#0045B1

Tritanopia (blue-blind)

#00556F

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #4731b3;
/* rgb */ color: rgb(71, 49, 179);
/* oklch */ color: oklch(42.8% 0.193 282.2);

Tailwind

colors: {
  custom: {
    50: '#876ccb',
    500: '#4731b3',
    950: '#000000',
  },
}

SCSS

$custom: #4731b3;
$custom-light: #876ccb;
$custom-dark: #000000;

JSON

{
  "hex": "#4731b3",
  "rgb": {
    "r": 71,
    "g": 49,
    "b": 179
  },
  "hsl": {
    "h": 250.154,
    "s": 57.018,
    "l": 44.706
  },
  "oklch": {
    "l": 0.4279,
    "c": 0.19321,
    "h": 282.2
  },
  "luminance": 0.06791
}

Semantic roles & 50–950 ramp

primary

#4731B3

secondary

#B9C67A

accent

#E048C6

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #4731B3

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

Preview Lab → · Contrast checker → · Palette generator →