#3B31CA#3B31CA

#3B31CA is a dark, highly saturated blue. Relative luminance 0.074; OKLCH L 44.2% C 0.223 H 275.1°. Best body text is #FFFFFF at 8.47:1 contrast (WCAG AA passes).

Color values

HEX	#3B31CA
RGB	rgb(59, 49, 202)
HSL	hsl(244, 61%, 49%)
HSV	hsv(244, 76%, 79%)
CMYK	cmyk(70.8%, 75.7%, 0%, 20.8%)
CIE-LAB	lab(32.68, 51.44, -76.86)
CIE-LCH	lch(32.68, 92.49, 303.79°)
OKLab	oklab(44.2% 0.0198 -0.2223)
OKLCH	oklch(44.2% 0.223 275.1)
XYZ	xyz(13.5591, 7.3894, 56.5774)
Luminance	0.0739 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 3.53

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B31CA #C0CA31

analogous

#3173CA #3B31CA #8831CA

triadic

#3B31CA #CA3B31 #31CA3B

tetradic

#3B31CA #CA3173 #C0CA31 #31CA88

square

#3B31CA #CA3173 #C0CA31 #31CA88

split-complementary

#3B31CA #CA8831 #73CA31

monochromatic

#1E1967 #2D2599 #3B31CA #6860D8 #9791E4

Accessibility & contrast

On white

8.47

#3B31CA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#3B31CA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B31CA

8.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B31CA	#FFFFFF	#000000	##FFFFFF
##3B31CA	1.00	8.47	2.48	8.47
#FFFFFF	8.47	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054CE

Deuteranopia (green-blind)

#0046C7

Tritanopia (blue-blind)

#005E7C

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #3b31ca;
/* rgb */ color: rgb(59, 49, 202);
/* oklch */ color: oklch(44.2% 0.223 275.1);

Tailwind

colors: {
  custom: {
    50: '#866cdc',
    500: '#3b31ca',
    950: '#000000',
  },
}

SCSS

$custom: #3b31ca;
$custom-light: #866cdc;
$custom-dark: #000000;

JSON

{
  "hex": "#3b31ca",
  "rgb": {
    "r": 59,
    "g": 49,
    "b": 202
  },
  "hsl": {
    "h": 243.922,
    "s": 60.956,
    "l": 49.216
  },
  "oklch": {
    "l": 0.44195,
    "c": 0.22314,
    "h": 275.1
  },
  "luminance": 0.07391
}

Semantic roles & 50–950 ramp

primary

#3B31CA

secondary

#CACF88

accent

#E444DA

background

#F9F6FD

surface

#F1EBFB

border

#CBC6D4

text

#0D0715

muted

#7E7A83

Preview Lab

Preview with #3B31CA

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

Preview Lab → · Contrast checker → · Palette generator →