#3D39B7#3D39B7

#3D39B7 is a dark, vivid blue. Relative luminance 0.073; OKLCH L 43.6% C 0.191 H 276.3°. Best body text is #FFFFFF at 8.51:1 contrast (WCAG AA passes).

Color values

HEX	#3D39B7
RGB	rgb(61, 57, 183)
HSL	hsl(242, 53%, 47%)
HSV	hsv(242, 69%, 72%)
CMYK	cmyk(66.7%, 68.9%, 0%, 28.2%)
CIE-LAB	lab(32.56, 41.05, -65.89)
CIE-LCH	lch(32.56, 77.63, 301.92°)
OKLab	oklab(43.59% 0.0211 -0.1902)
OKLCH	oklch(43.59% 0.191 276.3)
XYZ	xyz(11.9320, 7.3362, 45.5778)
Luminance	0.0734 (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

#3D39B7 #B3B739

analogous

#3974B7 #3D39B7 #7C39B7

triadic

#3D39B7 #B73D39 #39B73D

tetradic

#3D39B7 #B73974 #B3B739 #39B77C

square

#3D39B7 #B73974 #B3B739 #39B77C

split-complementary

#3D39B7 #B77C39 #74B739

monochromatic

#1E1C5A #2D2A88 #3D39B7 #6360CD #918EDC

Accessibility & contrast

On white

8.51

#3D39B7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#3D39B7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D39B7

8.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D39B7	#FFFFFF	#000000	##FFFFFF
##3D39B7	1.00	8.51	2.47	8.51
#FFFFFF	8.51	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052BB

Deuteranopia (green-blind)

#0047B5

Tritanopia (blue-blind)

#005B73

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #3d39b7;
/* rgb */ color: rgb(61, 57, 183);
/* oklch */ color: oklch(43.6% 0.191 276.3);

Tailwind

colors: {
  custom: {
    50: '#8270ce',
    500: '#3d39b7',
    950: '#000000',
  },
}

SCSS

$custom: #3d39b7;
$custom-light: #8270ce;
$custom-dark: #000000;

JSON

{
  "hex": "#3d39b7",
  "rgb": {
    "r": 61,
    "g": 57,
    "b": 183
  },
  "hsl": {
    "h": 241.905,
    "s": 52.5,
    "l": 47.059
  },
  "oklch": {
    "l": 0.43588,
    "c": 0.19139,
    "h": 276.3
  },
  "luminance": 0.07337
}

Semantic roles & 50–950 ramp

primary

#3D39B7

secondary

#C5C785

accent

#DC4CD7

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0C0714

muted

#7D7A82

Preview Lab

Preview with #3D39B7

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

Preview Lab → · Contrast checker → · Palette generator →