#3936B4#3936B4

#3936B4 is a dark, vivid blue. Relative luminance 0.068; OKLCH L 42.6% C 0.192 H 275.6°. Best body text is #FFFFFF at 8.90:1 contrast (WCAG AA passes).

Color values

HEX	#3936B4
RGB	rgb(57, 54, 180)
HSL	hsl(241, 54%, 46%)
HSV	hsv(241, 70%, 71%)
CMYK	cmyk(68.3%, 70%, 0%, 29.4%)
CIE-LAB	lab(31.35, 41.33, -66.10)
CIE-LCH	lch(31.35, 77.96, 302.02°)
OKLab	oklab(42.56% 0.0186 -0.1909)
OKLCH	oklch(42.56% 0.192 275.6)
XYZ	xyz(11.2420, 6.8025, 43.8917)
Luminance	0.0680 (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

#3936B4 #B1B436

analogous

#3672B4 #3936B4 #7836B4

triadic

#3936B4 #B43936 #36B439

tetradic

#3936B4 #B43672 #B1B436 #36B478

square

#3936B4 #B43672 #B1B436 #36B478

split-complementary

#3936B4 #B47836 #72B436

monochromatic

#1B1A56 #2A2885 #3936B4 #5D5ACD #8B89DC

Accessibility & contrast

On white

8.90

#3936B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#3936B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3936B4

8.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3936B4	#FFFFFF	#000000	##FFFFFF
##3936B4	1.00	8.90	2.36	8.90
#FFFFFF	8.90	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FB8

Deuteranopia (green-blind)

#0044B2

Tritanopia (blue-blind)

#005871

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #3936b4;
/* rgb */ color: rgb(57, 54, 180);
/* oklch */ color: oklch(42.6% 0.192 275.6);

Tailwind

colors: {
  custom: {
    50: '#806ecc',
    500: '#3936b4',
    950: '#000000',
  },
}

SCSS

$custom: #3936b4;
$custom-light: #806ecc;
$custom-dark: #000000;

JSON

{
  "hex": "#3936b4",
  "rgb": {
    "r": 57,
    "g": 54,
    "b": 180
  },
  "hsl": {
    "h": 241.429,
    "s": 53.846,
    "l": 45.882
  },
  "oklch": {
    "l": 0.42562,
    "c": 0.19185,
    "h": 275.6
  },
  "luminance": 0.06803
}

Semantic roles & 50–950 ramp

primary

#3936B4

secondary

#C4C680

accent

#DD4BDA

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #3936B4

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

Preview Lab → · Contrast checker → · Palette generator →