#3D31DB#3D31DB

#3D31DB is a mid, highly saturated blue. Relative luminance 0.083; OKLCH L 46.1% C 0.242 H 274.4°. Best body text is #FFFFFF at 7.89:1 contrast (WCAG AA passes).

Color values

HEX	#3D31DB
RGB	rgb(61, 49, 219)
HSL	hsl(244, 70%, 53%)
HSV	hsv(244, 78%, 86%)
CMYK	cmyk(72.1%, 77.6%, 0%, 14.1%)
CIE-LAB	lab(34.60, 56.83, -83.52)
CIE-LCH	lch(34.60, 101.02, 304.23°)
OKLab	oklab(46.11% 0.0185 -0.2416)
OKLCH	oklch(46.11% 0.242 274.4)
XYZ	xyz(15.8047, 8.3016, 67.7735)
Luminance	0.0830 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 3.24

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D31DB #CFDB31

analogous

#317ADB #3D31DB #9231DB

triadic

#3D31DB #DB3D31 #31DB3D

tetradic

#3D31DB #DB317A #CFDB31 #31DB92

square

#3D31DB #DB317A #CFDB31 #31DB92

split-complementary

#3D31DB #DB9231 #7ADB31

monochromatic

#1D167C #291FB0 #3D31DB #6E65E4 #9F99ED

Accessibility & contrast

On white

7.89

#3D31DB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#3D31DB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D31DB

7.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D31DB	#FFFFFF	#000000	##FFFFFF
##3D31DB	1.00	7.89	2.66	7.89
#FFFFFF	7.89	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059E0

Deuteranopia (green-blind)

#0049D8

Tritanopia (blue-blind)

#006586

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #3d31db;
/* rgb */ color: rgb(61, 49, 219);
/* oklch */ color: oklch(46.1% 0.242 274.4);

Tailwind

colors: {
  custom: {
    50: '#8a6de8',
    500: '#3d31db',
    950: '#000000',
  },
}

SCSS

$custom: #3d31db;
$custom-light: #8a6de8;
$custom-dark: #000000;

JSON

{
  "hex": "#3d31db",
  "rgb": {
    "r": 61,
    "g": 49,
    "b": 219
  },
  "hsl": {
    "h": 244.235,
    "s": 70.248,
    "l": 52.549
  },
  "oklch": {
    "l": 0.46109,
    "c": 0.24227,
    "h": 274.4
  },
  "luminance": 0.08303
}

Semantic roles & 50–950 ramp

primary

#3D31DB

secondary

#D4D98F

accent

#ED3BE0

background

#F9F6FE

surface

#F2ECFD

border

#CCC7D5

text

#0E0716

muted

#7E7A84

Preview Lab

Preview with #3D31DB

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

Preview Lab → · Contrast checker → · Palette generator →