#3D31AC#3D31AC

#3D31AC is a dark, vivid blue. Relative luminance 0.062; OKLCH L 41.3% C 0.186 H 278.8°. Best body text is #FFFFFF at 9.40:1 contrast (WCAG AA passes).

Color values

HEX	#3D31AC
RGB	rgb(61, 49, 172)
HSL	hsl(246, 56%, 43%)
HSV	hsv(246, 72%, 67%)
CMYK	cmyk(64.5%, 71.5%, 0%, 32.5%)
CIE-LAB	lab(29.83, 42.12, -63.82)
CIE-LCH	lch(29.83, 76.47, 303.43°)
OKLab	oklab(41.32% 0.0285 -0.1842)
OKLCH	oklch(41.32% 0.186 278.8)
XYZ	xyz(10.4668, 6.1664, 39.6604)
Luminance	0.0617 (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

#3D31AC #A0AC31

analogous

#3162AC #3D31AC #7A31AC

triadic

#3D31AC #AC3D31 #31AC3D

tetradic

#3D31AC #AC3162 #A0AC31 #31AC7A

square

#3D31AC #AC3162 #A0AC31 #31AC7A

split-complementary

#3D31AC #AC7A31 #62AC31

monochromatic

#1B164D #2C237C #3D31AC #5A4ECC #867DDA

Accessibility & contrast

On white

9.40

#3D31AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#3D31AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D31AC

9.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D31AC	#FFFFFF	#000000	##FFFFFF
##3D31AC	1.00	9.40	2.23	9.40
#FFFFFF	9.40	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BB0

Deuteranopia (green-blind)

#0041AA

Tritanopia (blue-blind)

#00536B

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #3d31ac;
/* rgb */ color: rgb(61, 49, 172);
/* oklch */ color: oklch(41.3% 0.186 278.8);

Tailwind

colors: {
  custom: {
    50: '#816bc6',
    500: '#3d31ac',
    950: '#000000',
  },
}

SCSS

$custom: #3d31ac;
$custom-light: #816bc6;
$custom-dark: #000000;

JSON

{
  "hex": "#3d31ac",
  "rgb": {
    "r": 61,
    "g": 49,
    "b": 172
  },
  "hsl": {
    "h": 245.854,
    "s": 55.656,
    "l": 43.333
  },
  "oklch": {
    "l": 0.41315,
    "c": 0.18636,
    "h": 278.8
  },
  "luminance": 0.06167
}

Semantic roles & 50–950 ramp

primary

#3D31AC

secondary

#BBC376

accent

#DF49D0

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #3D31AC

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

Preview Lab → · Contrast checker → · Palette generator →