#3936AB#3936AB

#3936AB is a dark, vivid blue. Relative luminance 0.064; OKLCH L 41.7% C 0.180 H 276.3°. Best body text is #FFFFFF at 9.17:1 contrast (WCAG AA passes).

Color values

HEX	#3936AB
RGB	rgb(57, 54, 171)
HSL	hsl(242, 52%, 44%)
HSV	hsv(242, 68%, 67%)
CMYK	cmyk(66.7%, 68.4%, 0%, 32.9%)
CIE-LAB	lab(30.51, 38.31, -62.10)
CIE-LCH	lch(30.51, 72.97, 301.67°)
OKLab	oklab(41.7% 0.0198 -0.1793)
OKLCH	oklch(41.7% 0.18 276.3)
XYZ	xyz(10.3548, 6.4476, 39.2190)
Luminance	0.0645 (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

#3936AB #A8AB36

analogous

#366EAB #3936AB #7436AB

triadic

#3936AB #AB3936 #36AB39

tetradic

#3936AB #AB366E #A8AB36 #36AB74

square

#3936AB #AB366E #A8AB36 #36AB74

split-complementary

#3936AB #AB7436 #6EAB36

monochromatic

#1A194E #29277C #3936AB #5855C9 #8683D8

Accessibility & contrast

On white

9.17

#3936AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#3936AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3936AB

9.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3936AB	#FFFFFF	#000000	##FFFFFF
##3936AB	1.00	9.17	2.29	9.17
#FFFFFF	9.17	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DAF

Deuteranopia (green-blind)

#0043A9

Tritanopia (blue-blind)

#00556C

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #3936ab;
/* rgb */ color: rgb(57, 54, 171);
/* oklch */ color: oklch(41.7% 0.180 276.3);

Tailwind

colors: {
  custom: {
    50: '#7e6ec5',
    500: '#3936ab',
    950: '#000000',
  },
}

SCSS

$custom: #3936ab;
$custom-light: #7e6ec5;
$custom-dark: #000000;

JSON

{
  "hex": "#3936ab",
  "rgb": {
    "r": 57,
    "g": 54,
    "b": 171
  },
  "hsl": {
    "h": 241.538,
    "s": 52,
    "l": 44.118
  },
  "oklch": {
    "l": 0.41703,
    "c": 0.18036,
    "h": 276.3
  },
  "luminance": 0.06448
}

Semantic roles & 50–950 ramp

primary

#3936AB

secondary

#C0C27B

accent

#DB4CD8

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #3936AB

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

Preview Lab → · Contrast checker → · Palette generator →