#3D31CE#3D31CE

#3D31CE is a dark, highly saturated blue. Relative luminance 0.076; OKLCH L 44.7% C 0.227 H 275.4°. Best body text is #FFFFFF at 8.30:1 contrast (WCAG AA passes).

Color values

HEX	#3D31CE
RGB	rgb(61, 49, 206)
HSL	hsl(245, 62%, 50%)
HSV	hsv(245, 76%, 81%)
CMYK	cmyk(70.4%, 76.2%, 0%, 19.2%)
CIE-LAB	lab(33.23, 52.86, -78.28)
CIE-LCH	lch(33.23, 94.45, 304.03°)
OKLab	oklab(44.74% 0.0215 -0.2263)
OKLCH	oklch(44.74% 0.227 275.4)
XYZ	xyz(14.1597, 7.6436, 59.1097)
Luminance	0.0765 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 3.22

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D31CE #C2CE31

analogous

#3173CE #3D31CE #8C31CE

triadic

#3D31CE #CE3D31 #31CE3D

tetradic

#3D31CE #CE3173 #C2CE31 #31CE8C

square

#3D31CE #CE3173 #C2CE31 #31CE8C

split-complementary

#3D31CE #CE8C31 #73CE31

monochromatic

#20196B #2E259D #3D31CE #6C62DA #9A94E6

Accessibility & contrast

On white

8.30

#3D31CE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#3D31CE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D31CE

8.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D31CE	#FFFFFF	#000000	##FFFFFF
##3D31CE	1.00	8.30	2.53	8.30
#FFFFFF	8.30	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055D2

Deuteranopia (green-blind)

#0047CB

Tritanopia (blue-blind)

#00607E

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3d31ce;
/* rgb */ color: rgb(61, 49, 206);
/* oklch */ color: oklch(44.7% 0.227 275.4);

Tailwind

colors: {
  custom: {
    50: '#886cde',
    500: '#3d31ce',
    950: '#000000',
  },
}

SCSS

$custom: #3d31ce;
$custom-light: #886cde;
$custom-dark: #000000;

JSON

{
  "hex": "#3d31ce",
  "rgb": {
    "r": 61,
    "g": 49,
    "b": 206
  },
  "hsl": {
    "h": 244.586,
    "s": 61.569,
    "l": 50
  },
  "oklch": {
    "l": 0.44741,
    "c": 0.22735,
    "h": 275.4
  },
  "luminance": 0.07645
}

Semantic roles & 50–950 ramp

primary

#3D31CE

secondary

#CBD18A

accent

#E543D8

background

#F9F6FD

surface

#F1ECFB

border

#CBC7D4

text

#0D0715

muted

#7E7A83

Preview Lab

Preview with #3D31CE

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

Preview Lab → · Contrast checker → · Palette generator →