#3936D9#3936D9

#3936D9 is a mid, highly saturated blue. Relative luminance 0.085; OKLCH L 46.3% C 0.237 H 272.9°. Best body text is #FFFFFF at 7.77:1 contrast (WCAG AA passes).

Color values

HEX	#3936D9
RGB	rgb(57, 54, 217)
HSL	hsl(241, 68%, 53%)
HSV	hsv(241, 75%, 85%)
CMYK	cmyk(73.7%, 75.1%, 0%, 14.9%)
CIE-LAB	lab(35.04, 53.35, -81.66)
CIE-LCH	lch(35.04, 97.54, 303.16°)
OKLab	oklab(46.29% 0.0122 -0.2363)
OKLCH	oklch(46.29% 0.237 272.9)
XYZ	xyz(15.5267, 8.5163, 66.4577)
Luminance	0.0852 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 3.23

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3936D9 #D6D936

analogous

#3685D9 #3936D9 #8A36D9

triadic

#3936D9 #D93936 #36D939

tetradic

#3936D9 #D93685 #D6D936 #36D98A

square

#3936D9 #D93685 #D6D936 #36D98A

split-complementary

#3936D9 #D98A36 #85D936

monochromatic

#19187D #2421B0 #3936D9 #6C69E3 #9E9DEC

Accessibility & contrast

On white

7.77

#3936D9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#3936D9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3936D9

7.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3936D9	#FFFFFF	#000000	##FFFFFF
##3936D9	1.00	7.77	2.70	7.77
#FFFFFF	7.77	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005ADE

Deuteranopia (green-blind)

#004AD6

Tritanopia (blue-blind)

#006686

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3936d9;
/* rgb */ color: rgb(57, 54, 217);
/* oklch */ color: oklch(46.3% 0.237 272.9);

Tailwind

colors: {
  custom: {
    50: '#8870e6',
    500: '#3936d9',
    950: '#000000',
  },
}

SCSS

$custom: #3936d9;
$custom-light: #8870e6;
$custom-dark: #000000;

JSON

{
  "hex": "#3936d9",
  "rgb": {
    "r": 57,
    "g": 54,
    "b": 217
  },
  "hsl": {
    "h": 241.104,
    "s": 68.201,
    "l": 53.137
  },
  "oklch": {
    "l": 0.46286,
    "c": 0.23661,
    "h": 272.9
  },
  "luminance": 0.08518
}

Semantic roles & 50–950 ramp

primary

#3936D9

secondary

#D7D992

accent

#EB3DE8

background

#F9F6FE

surface

#F2ECFD

border

#CCC7D5

text

#0D0816

muted

#7E7B84

Preview Lab

Preview with #3936D9

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

Preview Lab → · Contrast checker → · Palette generator →