#3939C2#3939C2

#3939C2 is a dark, highly saturated blue. Relative luminance 0.077; OKLCH L 44.4% C 0.206 H 274.1°. Best body text is #FFFFFF at 8.27:1 contrast (WCAG AA passes).

Color values

HEX	#3939C2
RGB	rgb(57, 57, 194)
HSL	hsl(240, 55%, 49%)
HSV	hsv(240, 71%, 76%)
CMYK	cmyk(70.6%, 70.6%, 0%, 23.9%)
CIE-LAB	lab(33.33, 44.23, -71.11)
CIE-LCH	lch(33.33, 83.75, 301.88°)
OKLab	oklab(44.38% 0.0146 -0.2056)
OKLCH	oklch(44.38% 0.206 274.1)
XYZ	xyz(12.8848, 7.6899, 51.8337)
Luminance	0.0769 (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

#3939C2 #C2C239

analogous

#397EC2 #3939C2 #7E39C2

triadic

#3939C2 #C23939 #39C239

tetradic

#3939C2 #C2397E #C2C239 #39C27E

square

#3939C2 #C2397E #C2C239 #39C27E

split-complementary

#3939C2 #C27E39 #7EC239

monochromatic

#1D1D63 #2B2B93 #3939C2 #6666D2 #9595E0

Accessibility & contrast

On white

8.27

#3939C2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#3939C2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3939C2

8.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3939C2	#FFFFFF	#000000	##FFFFFF
##3939C2	1.00	8.27	2.54	8.27
#FFFFFF	8.27	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055C6

Deuteranopia (green-blind)

#0048BF

Tritanopia (blue-blind)

#005F79

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3939c2;
/* rgb */ color: rgb(57, 57, 194);
/* oklch */ color: oklch(44.4% 0.206 274.1);

Tailwind

colors: {
  custom: {
    50: '#8371d6',
    500: '#3939c2',
    950: '#000000',
  },
}

SCSS

$custom: #3939c2;
$custom-light: #8371d6;
$custom-dark: #000000;

JSON

{
  "hex": "#3939c2",
  "rgb": {
    "r": 57,
    "g": 57,
    "b": 194
  },
  "hsl": {
    "h": 240,
    "s": 54.582,
    "l": 49.216
  },
  "oklch": {
    "l": 0.44384,
    "c": 0.20613,
    "h": 274.1
  },
  "luminance": 0.07691
}

Semantic roles & 50–950 ramp

primary

#3939C2

secondary

#CBCB8B

accent

#DE4ADE

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #3939C2

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

Preview Lab → · Contrast checker → · Palette generator →