#3936CC#3936CC

#3936CC is a dark, highly saturated blue. Relative luminance 0.079; OKLCH L 44.9% C 0.221 H 273.8°. Best body text is #FFFFFF at 8.16:1 contrast (WCAG AA passes).

Color values

HEX	#3936CC
RGB	rgb(57, 54, 204)
HSL	hsl(241, 60%, 51%)
HSV	hsv(241, 74%, 80%)
CMYK	cmyk(72.1%, 73.5%, 0%, 20%)
CIE-LAB	lab(33.70, 49.20, -76.34)
CIE-LCH	lch(33.70, 90.82, 302.80°)
OKLab	oklab(44.95% 0.0146 -0.2208)
OKLCH	oklch(44.95% 0.221 273.8)
XYZ	xyz(13.9020, 7.8664, 57.9008)
Luminance	0.0787 (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

#3936CC #C9CC36

analogous

#367ECC #3936CC #8436CC

triadic

#3936CC #CC3936 #36CC39

tetradic

#3936CC #CC367E #C9CC36 #36CC84

square

#3936CC #CC367E #C9CC36 #36CC84

split-complementary

#3936CC #CC8436 #7ECC36

monochromatic

#1D1B6C #2A289D #3936CC #6967D8 #9998E5

Accessibility & contrast

On white

8.16

#3936CC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#3936CC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3936CC

8.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3936CC	#FFFFFF	#000000	##FFFFFF
##3936CC	1.00	8.16	2.57	8.16
#FFFFFF	8.16	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056D0

Deuteranopia (green-blind)

#0048C9

Tritanopia (blue-blind)

#00617E

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #3936cc;
/* rgb */ color: rgb(57, 54, 204);
/* oklch */ color: oklch(44.9% 0.221 273.8);

Tailwind

colors: {
  custom: {
    50: '#856fdd',
    500: '#3936cc',
    950: '#000000',
  },
}

SCSS

$custom: #3936cc;
$custom-light: #856fdd;
$custom-dark: #000000;

JSON

{
  "hex": "#3936cc",
  "rgb": {
    "r": 57,
    "g": 54,
    "b": 204
  },
  "hsl": {
    "h": 241.2,
    "s": 59.524,
    "l": 50.588
  },
  "oklch": {
    "l": 0.44947,
    "c": 0.2213,
    "h": 273.8
  },
  "luminance": 0.07868
}

Semantic roles & 50–950 ramp

primary

#3936CC

secondary

#CFD08E

accent

#E345E0

background

#F9F6FD

surface

#F1ECFB

border

#CBC7D4

text

#0D0715

muted

#7E7A83

Preview Lab

Preview with #3936CC

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

Preview Lab → · Contrast checker → · Palette generator →