#3936BC#3936BC

#3936BC is a dark, highly saturated blue. Relative luminance 0.071; OKLCH L 43.3% C 0.202 H 274.9°. Best body text is #FFFFFF at 8.65:1 contrast (WCAG AA passes).

Color values

HEX	#3936BC
RGB	rgb(57, 54, 188)
HSL	hsl(241, 55%, 47%)
HSV	hsv(241, 71%, 74%)
CMYK	cmyk(69.7%, 71.3%, 0%, 26.3%)
CIE-LAB	lab(32.12, 43.98, -69.58)
CIE-LCH	lch(32.12, 82.31, 302.30°)
OKLab	oklab(43.34% 0.0173 -0.2011)
OKLCH	oklch(43.34% 0.202 274.9)
XYZ	xyz(12.0806, 7.1379, 48.3083)
Luminance	0.0714 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Sapphire (survey)

#2138AB

ΔE00 3.85

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3936BC #B9BC36

analogous

#3676BC #3936BC #7C36BC

triadic

#3936BC #BC3936 #36BC39

tetradic

#3936BC #BC3676 #B9BC36 #36BC7C

square

#3936BC #BC3676 #B9BC36 #36BC7C

split-complementary

#3936BC #BC7C36 #76BC36

monochromatic

#1C1B5D #2B288C #3936BC #615ED1 #908EDF

Accessibility & contrast

On white

8.65

#3936BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#3936BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3936BC

8.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3936BC	#FFFFFF	#000000	##FFFFFF
##3936BC	1.00	8.65	2.43	8.65
#FFFFFF	8.65	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052C0

Deuteranopia (green-blind)

#0045BA

Tritanopia (blue-blind)

#005B75

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #3936bc;
/* rgb */ color: rgb(57, 54, 188);
/* oklch */ color: oklch(43.3% 0.202 274.9);

Tailwind

colors: {
  custom: {
    50: '#826ed1',
    500: '#3936bc',
    950: '#000000',
  },
}

SCSS

$custom: #3936bc;
$custom-light: #826ed1;
$custom-dark: #000000;

JSON

{
  "hex": "#3936bc",
  "rgb": {
    "r": 57,
    "g": 54,
    "b": 188
  },
  "hsl": {
    "h": 241.343,
    "s": 55.372,
    "l": 47.451
  },
  "oklch": {
    "l": 0.43343,
    "c": 0.20186,
    "h": 274.9
  },
  "luminance": 0.07139
}

Semantic roles & 50–950 ramp

primary

#3936BC

secondary

#C8C985

accent

#DF49DB

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0C0714

muted

#7D7A83

Preview Lab

Preview with #3936BC

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

Preview Lab → · Contrast checker → · Palette generator →