#3D31BC#3D31BC

#3D31BC is a dark, highly saturated blue. Relative luminance 0.068; OKLCH L 42.9% C 0.206 H 277.1°. Best body text is #FFFFFF at 8.88:1 contrast (WCAG AA passes).

Color values

HEX	#3D31BC
RGB	rgb(61, 49, 188)
HSL	hsl(245, 59%, 46%)
HSV	hsv(245, 74%, 74%)
CMYK	cmyk(67.6%, 73.9%, 0%, 26.3%)
CIE-LAB	lab(31.39, 47.24, -70.77)
CIE-LCH	lch(31.39, 85.09, 303.72°)
OKLab	oklab(42.9% 0.0254 -0.2045)
OKLCH	oklch(42.9% 0.206 277.1)
XYZ	xyz(12.0969, 6.8185, 48.2458)
Luminance	0.0682 (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

#3D31BC #B0BC31

analogous

#316BBC #3D31BC #8331BC

triadic

#3D31BC #BC3D31 #31BC3D

tetradic

#3D31BC #BC316B #B0BC31 #31BC83

square

#3D31BC #BC316B #B0BC31 #31BC83

split-complementary

#3D31BC #BC8331 #6BBC31

monochromatic

#1D185B #2D248B #3D31BC #6257D3 #8F88E0

Accessibility & contrast

On white

8.88

#3D31BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#3D31BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D31BC

8.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D31BC	#FFFFFF	#000000	##FFFFFF
##3D31BC	1.00	8.88	2.36	8.88
#FFFFFF	8.88	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050C0

Deuteranopia (green-blind)

#0044B9

Tritanopia (blue-blind)

#005974

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #3d31bc;
/* rgb */ color: rgb(61, 49, 188);
/* oklch */ color: oklch(42.9% 0.206 277.1);

Tailwind

colors: {
  custom: {
    50: '#846bd1',
    500: '#3d31bc',
    950: '#000000',
  },
}

SCSS

$custom: #3d31bc;
$custom-light: #846bd1;
$custom-dark: #000000;

JSON

{
  "hex": "#3d31bc",
  "rgb": {
    "r": 61,
    "g": 49,
    "b": 188
  },
  "hsl": {
    "h": 245.18,
    "s": 58.65,
    "l": 46.471
  },
  "oklch": {
    "l": 0.42897,
    "c": 0.20603,
    "h": 277.1
  },
  "luminance": 0.0682
}

Semantic roles & 50–950 ramp

primary

#3D31BC

secondary

#C3CA7F

accent

#E246D4

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0714

muted

#7D7A83

Preview Lab

Preview with #3D31BC

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

Preview Lab → · Contrast checker → · Palette generator →