#3D3FB5#3D3FB5

#3D3FB5 is a dark, vivid blue. Relative luminance 0.079; OKLCH L 44.4% C 0.182 H 275.3°. Best body text is #FFFFFF at 8.15:1 contrast (WCAG AA passes).

Color values

HEX	#3D3FB5
RGB	rgb(61, 63, 181)
HSL	hsl(239, 50%, 47%)
HSV	hsv(239, 66%, 71%)
CMYK	cmyk(66.3%, 65.2%, 0%, 29%)
CIE-LAB	lab(33.74, 36.73, -62.77)
CIE-LCH	lch(33.74, 72.73, 300.33°)
OKLab	oklab(44.39% 0.0169 -0.1811)
OKLCH	oklch(44.39% 0.182 275.3)
XYZ	xyz(12.0397, 7.8823, 44.5941)
Luminance	0.0788 (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

#3D3FB5 #B5B33D

analogous

#3D7BB5 #3D3FB5 #773DB5

triadic

#3D3FB5 #B53D3F #3FB53D

tetradic

#3D3FB5 #B53D7B #B5B33D #3DB577

square

#3D3FB5 #B53D7B #B5B33D #3DB577

split-complementary

#3D3FB5 #B5773D #7BB53D

monochromatic

#1E1F59 #2E2F87 #3D3FB5 #6466CB #9293DA

Accessibility & contrast

On white

8.15

#3D3FB5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#3D3FB5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D3FB5

8.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D3FB5	#FFFFFF	#000000	##FFFFFF
##3D3FB5	1.00	8.15	2.58	8.15
#FFFFFF	8.15	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055B9

Deuteranopia (green-blind)

#004AB3

Tritanopia (blue-blind)

#005E74

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #3d3fb5;
/* rgb */ color: rgb(61, 63, 181);
/* oklch */ color: oklch(44.4% 0.182 275.3);

Tailwind

colors: {
  custom: {
    50: '#8174cc',
    500: '#3d3fb5',
    950: '#000000',
  },
}

SCSS

$custom: #3d3fb5;
$custom-light: #8174cc;
$custom-dark: #000000;

JSON

{
  "hex": "#3d3fb5",
  "rgb": {
    "r": 61,
    "g": 63,
    "b": 181
  },
  "hsl": {
    "h": 239,
    "s": 49.587,
    "l": 47.451
  },
  "oklch": {
    "l": 0.44385,
    "c": 0.18189,
    "h": 275.3
  },
  "luminance": 0.07883
}

Semantic roles & 50–950 ramp

primary

#3D3FB5

secondary

#C5C488

accent

#D74FD9

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #3D3FB5

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

Preview Lab → · Contrast checker → · Palette generator →