#3D3DA8#3D3DA8

#3D3DA8 is a dark, vivid blue. Relative luminance 0.072; OKLCH L 42.9% C 0.167 H 276.7°. Best body text is #FFFFFF at 8.64:1 contrast (WCAG AA passes).

Color values

HEX	#3D3DA8
RGB	rgb(61, 61, 168)
HSL	hsl(240, 47%, 45%)
HSV	hsv(240, 64%, 66%)
CMYK	cmyk(63.7%, 63.7%, 0%, 34.1%)
CIE-LAB	lab(32.16, 33.53, -57.60)
CIE-LCH	lch(32.16, 66.65, 300.21°)
OKLab	oklab(42.89% 0.0196 -0.1659)
OKLCH	oklch(42.89% 0.167 276.7)
XYZ	xyz(10.6588, 7.1559, 37.8577)
Luminance	0.0716 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.47

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D3DA8 #A8A83D

analogous

#3D73A8 #3D3DA8 #733DA8

triadic

#3D3DA8 #A83D3D #3DA83D

tetradic

#3D3DA8 #A83D73 #A8A83D #3DA873

square

#3D3DA8 #A83D73 #A8A83D #3DA873

split-complementary

#3D3DA8 #A8733D #73A83D

monochromatic

#1C1C4E #2D2D7B #3D3DA8 #5E5EC4 #8B8BD5

Accessibility & contrast

On white

8.64

#3D3DA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#3D3DA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D3DA8

8.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D3DA8	#FFFFFF	#000000	##FFFFFF
##3D3DA8	1.00	8.64	2.43	8.64
#FFFFFF	8.64	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050AB

Deuteranopia (green-blind)

#0047A6

Tritanopia (blue-blind)

#00586D

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #3d3da8;
/* rgb */ color: rgb(61, 61, 168);
/* oklch */ color: oklch(42.9% 0.167 276.7);

Tailwind

colors: {
  custom: {
    50: '#7f73c3',
    500: '#3d3da8',
    950: '#000000',
  },
}

SCSS

$custom: #3d3da8;
$custom-light: #7f73c3;
$custom-dark: #000000;

JSON

{
  "hex": "#3d3da8",
  "rgb": {
    "r": 61,
    "g": 61,
    "b": 168
  },
  "hsl": {
    "h": 240,
    "s": 46.725,
    "l": 44.902
  },
  "oklch": {
    "l": 0.42891,
    "c": 0.16709,
    "h": 276.7
  },
  "luminance": 0.07157
}

Semantic roles & 50–950 ramp

primary

#3D3DA8

secondary

#BFBF81

accent

#D651D6

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #3D3DA8

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

Preview Lab → · Contrast checker → · Palette generator →