#3D39B3#3D39B3

#3D39B3 is a dark, vivid blue. Relative luminance 0.072; OKLCH L 43.2% C 0.186 H 276.7°. Best body text is #FFFFFF at 8.63:1 contrast (WCAG AA passes).

Color values

HEX	#3D39B3
RGB	rgb(61, 57, 179)
HSL	hsl(242, 52%, 46%)
HSV	hsv(242, 68%, 70%)
CMYK	cmyk(65.9%, 68.2%, 0%, 29.8%)
CIE-LAB	lab(32.20, 39.72, -64.11)
CIE-LCH	lch(32.20, 75.42, 301.78°)
OKLab	oklab(43.21% 0.0216 -0.185)
OKLCH	oklch(43.21% 0.186 276.7)
XYZ	xyz(11.5216, 7.1720, 43.4163)
Luminance	0.0717 (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

#3D39B3 #AFB339

analogous

#3972B3 #3D39B3 #7A39B3

triadic

#3D39B3 #B33D39 #39B33D

tetradic

#3D39B3 #B33972 #AFB339 #39B37A

square

#3D39B3 #B33972 #AFB339 #39B37A

split-complementary

#3D39B3 #B37A39 #72B339

monochromatic

#1D1B56 #2D2A85 #3D39B3 #615ECC #8F8CDA

Accessibility & contrast

On white

8.63

#3D39B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#3D39B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D39B3

8.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D39B3	#FFFFFF	#000000	##FFFFFF
##3D39B3	1.00	8.63	2.43	8.63
#FFFFFF	8.63	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051B7

Deuteranopia (green-blind)

#0046B1

Tritanopia (blue-blind)

#005971

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #3d39b3;
/* rgb */ color: rgb(61, 57, 179);
/* oklch */ color: oklch(43.2% 0.186 276.7);

Tailwind

colors: {
  custom: {
    50: '#8170cb',
    500: '#3d39b3',
    950: '#000000',
  },
}

SCSS

$custom: #3d39b3;
$custom-light: #8170cb;
$custom-dark: #000000;

JSON

{
  "hex": "#3d39b3",
  "rgb": {
    "r": 61,
    "g": 57,
    "b": 179
  },
  "hsl": {
    "h": 241.967,
    "s": 51.695,
    "l": 46.275
  },
  "oklch": {
    "l": 0.43213,
    "c": 0.18629,
    "h": 276.7
  },
  "luminance": 0.07173
}

Semantic roles & 50–950 ramp

primary

#3D39B3

secondary

#C3C583

accent

#DB4DD6

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #3D39B3

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

Preview Lab → · Contrast checker → · Palette generator →