#3D31C1#3D31C1

#3D31C1 is a dark, highly saturated blue. Relative luminance 0.070; OKLCH L 43.4% C 0.212 H 276.6°. Best body text is #FFFFFF at 8.72:1 contrast (WCAG AA passes).

Color values

HEX	#3D31C1
RGB	rgb(61, 49, 193)
HSL	hsl(245, 60%, 47%)
HSV	hsv(245, 75%, 76%)
CMYK	cmyk(68.4%, 74.6%, 0%, 24.3%)
CIE-LAB	lab(31.89, 48.82, -72.88)
CIE-LCH	lch(31.89, 87.72, 303.81°)
OKLab	oklab(43.4% 0.0243 -0.2106)
OKLCH	oklch(43.4% 0.212 276.6)
XYZ	xyz(12.6453, 7.0378, 51.1338)
Luminance	0.0704 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D31C1 #B5C131

analogous

#316DC1 #3D31C1 #8531C1

triadic

#3D31C1 #C13D31 #31C13D

tetradic

#3D31C1 #C1316D #B5C131 #31C185

square

#3D31C1 #C1316D #B5C131 #31C185

split-complementary

#3D31C1 #C18531 #6DC131

monochromatic

#1E185F #2E2590 #3D31C1 #645AD5 #928BE2

Accessibility & contrast

On white

8.72

#3D31C1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#3D31C1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D31C1

8.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D31C1	#FFFFFF	#000000	##FFFFFF
##3D31C1	1.00	8.72	2.41	8.72
#FFFFFF	8.72	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051C5

Deuteranopia (green-blind)

#0045BE

Tritanopia (blue-blind)

#005B77

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #3d31c1;
/* rgb */ color: rgb(61, 49, 193);
/* oklch */ color: oklch(43.4% 0.212 276.6);

Tailwind

colors: {
  custom: {
    50: '#856cd5',
    500: '#3d31c1',
    950: '#000000',
  },
}

SCSS

$custom: #3d31c1;
$custom-light: #856cd5;
$custom-dark: #000000;

JSON

{
  "hex": "#3d31c1",
  "rgb": {
    "r": 61,
    "g": 49,
    "b": 193
  },
  "hsl": {
    "h": 245,
    "s": 59.504,
    "l": 47.451
  },
  "oklch": {
    "l": 0.43403,
    "c": 0.21203,
    "h": 276.6
  },
  "luminance": 0.07039
}

Semantic roles & 50–950 ramp

primary

#3D31C1

secondary

#C5CC82

accent

#E345D6

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0D0714

muted

#7D7A83

Preview Lab

Preview with #3D31C1

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

Preview Lab → · Contrast checker → · Palette generator →