#3D3DB8#3D3DB8

#3D3DB8 is a dark, vivid blue. Relative luminance 0.078; OKLCH L 44.3% C 0.188 H 275.5°. Best body text is #FFFFFF at 8.21:1 contrast (WCAG AA passes).

Color values

HEX	#3D3DB8
RGB	rgb(61, 61, 184)
HSL	hsl(240, 50%, 48%)
HSV	hsv(240, 67%, 72%)
CMYK	cmyk(66.8%, 66.8%, 0%, 27.8%)
CIE-LAB	lab(33.54, 38.97, -64.87)
CIE-LCH	lch(33.54, 75.68, 301.00°)
OKLab	oklab(44.32% 0.0181 -0.1872)
OKLCH	oklch(44.32% 0.188 275.5)
XYZ	xyz(12.2421, 7.7892, 46.1964)
Luminance	0.0779 (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

#3D3DB8 #B8B83D

analogous

#3D7AB8 #3D3DB8 #7A3DB8

triadic

#3D3DB8 #B83D3D #3DB83D

tetradic

#3D3DB8 #B83D7A #B8B83D #3DB87A

square

#3D3DB8 #B83D7A #B8B83D #3DB87A

split-complementary

#3D3DB8 #B87A3D #7AB83D

monochromatic

#1F1F5C #2E2E8A #3D3DB8 #6666CC #9494DB

Accessibility & contrast

On white

8.21

#3D3DB8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#3D3DB8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D3DB8

8.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D3DB8	#FFFFFF	#000000	##FFFFFF
##3D3DB8	1.00	8.21	2.56	8.21
#FFFFFF	8.21	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054BC

Deuteranopia (green-blind)

#0049B6

Tritanopia (blue-blind)

#005D75

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #3d3db8;
/* rgb */ color: rgb(61, 61, 184);
/* oklch */ color: oklch(44.3% 0.188 275.5);

Tailwind

colors: {
  custom: {
    50: '#8273ce',
    500: '#3d3db8',
    950: '#000000',
  },
}

SCSS

$custom: #3d3db8;
$custom-light: #8273ce;
$custom-dark: #000000;

JSON

{
  "hex": "#3d3db8",
  "rgb": {
    "r": 61,
    "g": 61,
    "b": 184
  },
  "hsl": {
    "h": 240,
    "s": 50.204,
    "l": 48.039
  },
  "oklch": {
    "l": 0.44323,
    "c": 0.18812,
    "h": 275.5
  },
  "luminance": 0.0779
}

Semantic roles & 50–950 ramp

primary

#3D3DB8

secondary

#C7C78A

accent

#DA4EDA

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0814

muted

#7D7B82

Preview Lab

Preview with #3D3DB8

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

Preview Lab → · Contrast checker → · Palette generator →