#3942C5#3942C5

#3942C5 is a mid, highly saturated blue. Relative luminance 0.088; OKLCH L 46.1% C 0.200 H 272.5°. Best body text is #FFFFFF at 7.61:1 contrast (WCAG AA passes).

Color values

HEX	#3942C5
RGB	rgb(57, 66, 197)
HSL	hsl(236, 55%, 50%)
HSV	hsv(236, 71%, 77%)
CMYK	cmyk(71.1%, 66.5%, 0%, 22.7%)
CIE-LAB	lab(35.59, 39.86, -69.16)
CIE-LCH	lch(35.59, 79.82, 299.96°)
OKLab	oklab(46.1% 0.0088 -0.1999)
OKLCH	oklch(46.1% 0.2 272.5)
XYZ	xyz(13.7102, 8.7961, 53.7878)
Luminance	0.0880 (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

#3942C5 #C5BC39

analogous

#3988C5 #3942C5 #7639C5

triadic

#3942C5 #C53942 #42C539

tetradic

#3942C5 #C53988 #C5BC39 #39C576

square

#3942C5 #C53988 #C5BC39 #39C576

split-complementary

#3942C5 #C57639 #88C539

monochromatic

#1E2266 #2B3296 #3942C5 #686FD3 #979CE1

Accessibility & contrast

On white

7.61

#3942C5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.76

#3942C5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3942C5

7.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3942C5	#FFFFFF	#000000	##FFFFFF
##3942C5	1.00	7.61	2.76	7.61
#FFFFFF	7.61	1.00	21.00	1.00
#000000	2.76	21.00	1.00	21.00
##FFFFFF	7.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AC9

Deuteranopia (green-blind)

#004DC3

Tritanopia (blue-blind)

#00657E

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #3942c5;
/* rgb */ color: rgb(57, 66, 197);
/* oklch */ color: oklch(46.1% 0.200 272.5);

Tailwind

colors: {
  custom: {
    50: '#8377d8',
    500: '#3942c5',
    950: '#000000',
  },
}

SCSS

$custom: #3942c5;
$custom-light: #8377d8;
$custom-dark: #000000;

JSON

{
  "hex": "#3942c5",
  "rgb": {
    "r": 57,
    "g": 66,
    "b": 197
  },
  "hsl": {
    "h": 236.143,
    "s": 55.118,
    "l": 49.804
  },
  "oklch": {
    "l": 0.46101,
    "c": 0.20007,
    "h": 272.5
  },
  "luminance": 0.08798
}

Semantic roles & 50–950 ramp

primary

#3942C5

secondary

#CDC98D

accent

#D549DE

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0815

muted

#7D7B83

Preview Lab

Preview with #3942C5

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

Preview Lab → · Contrast checker → · Palette generator →