#3D31BF#3D31BF

#3D31BF is a dark, highly saturated blue. Relative luminance 0.070; OKLCH L 43.2% C 0.210 H 276.8°. Best body text is #FFFFFF at 8.79:1 contrast (WCAG AA passes).

Color values

HEX	#3D31BF
RGB	rgb(61, 49, 191)
HSL	hsl(245, 59%, 47%)
HSV	hsv(245, 74%, 75%)
CMYK	cmyk(68.1%, 74.3%, 0%, 25.1%)
CIE-LAB	lab(31.69, 48.19, -72.04)
CIE-LCH	lch(31.69, 86.67, 303.78°)
OKLab	oklab(43.2% 0.0247 -0.2082)
OKLCH	oklch(43.2% 0.21 276.8)
XYZ	xyz(12.4237, 6.9492, 49.9667)
Luminance	0.0695 (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

#3D31BF #B3BF31

analogous

#316CBF #3D31BF #8431BF

triadic

#3D31BF #BF3D31 #31BF3D

tetradic

#3D31BF #BF316C #B3BF31 #31BF84

square

#3D31BF #BF316C #B3BF31 #31BF84

split-complementary

#3D31BF #BF8431 #6CBF31

monochromatic

#1E185E #2D258E #3D31BF #6359D4 #918AE1

Accessibility & contrast

On white

8.79

#3D31BF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#3D31BF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D31BF

8.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D31BF	#FFFFFF	#000000	##FFFFFF
##3D31BF	1.00	8.79	2.39	8.79
#FFFFFF	8.79	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050C3

Deuteranopia (green-blind)

#0044BC

Tritanopia (blue-blind)

#005A76

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #3d31bf;
/* rgb */ color: rgb(61, 49, 191);
/* oklch */ color: oklch(43.2% 0.210 276.8);

Tailwind

colors: {
  custom: {
    50: '#856cd4',
    500: '#3d31bf',
    950: '#000000',
  },
}

SCSS

$custom: #3d31bf;
$custom-light: #856cd4;
$custom-dark: #000000;

JSON

{
  "hex": "#3d31bf",
  "rgb": {
    "r": 61,
    "g": 49,
    "b": 191
  },
  "hsl": {
    "h": 245.07,
    "s": 59.167,
    "l": 47.059
  },
  "oklch": {
    "l": 0.432,
    "c": 0.20963,
    "h": 276.8
  },
  "luminance": 0.0695
}

Semantic roles & 50–950 ramp

primary

#3D31BF

secondary

#C5CB81

accent

#E245D5

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0714

muted

#7D7A83

Preview Lab

Preview with #3D31BF

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

Preview Lab → · Contrast checker → · Palette generator →