#3943C3#3943C3

#3943C3 is a mid, vivid blue. Relative luminance 0.088; OKLCH L 46.1% C 0.196 H 272.4°. Best body text is #FFFFFF at 7.60:1 contrast (WCAG AA passes).

Color values

HEX	#3943C3
RGB	rgb(57, 67, 195)
HSL	hsl(236, 55%, 49%)
HSV	hsv(236, 71%, 76%)
CMYK	cmyk(70.8%, 65.6%, 0%, 23.5%)
CIE-LAB	lab(35.64, 38.55, -67.90)
CIE-LCH	lch(35.64, 78.08, 299.59°)
OKLab	oklab(46.09% 0.0083 -0.1962)
OKLCH	oklch(46.09% 0.196 272.4)
XYZ	xyz(13.5415, 8.8230, 52.6085)
Luminance	0.0882 (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

#3943C3 #C3B939

analogous

#3988C3 #3943C3 #7439C3

triadic

#3943C3 #C33943 #43C339

tetradic

#3943C3 #C33988 #C3B939 #39C374

square

#3943C3 #C33988 #C3B939 #39C374

split-complementary

#3943C3 #C37439 #88C339

monochromatic

#1D2264 #2B3394 #3943C3 #676FD2 #969BE0

Accessibility & contrast

On white

7.60

#3943C3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.76

#3943C3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3943C3

7.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3943C3	#FFFFFF	#000000	##FFFFFF
##3943C3	1.00	7.60	2.76	7.60
#FFFFFF	7.60	1.00	21.00	1.00
#000000	2.76	21.00	1.00	21.00
##FFFFFF	7.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AC7

Deuteranopia (green-blind)

#004DC1

Tritanopia (blue-blind)

#00657D

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #3943c3;
/* rgb */ color: rgb(57, 67, 195);
/* oklch */ color: oklch(46.1% 0.196 272.4);

Tailwind

colors: {
  custom: {
    50: '#8277d6',
    500: '#3943c3',
    950: '#000000',
  },
}

SCSS

$custom: #3943c3;
$custom-light: #8277d6;
$custom-dark: #000000;

JSON

{
  "hex": "#3943c3",
  "rgb": {
    "r": 57,
    "g": 67,
    "b": 195
  },
  "hsl": {
    "h": 235.652,
    "s": 54.762,
    "l": 49.412
  },
  "oklch": {
    "l": 0.46085,
    "c": 0.19638,
    "h": 272.4
  },
  "luminance": 0.08824
}

Semantic roles & 50–950 ramp

primary

#3943C3

secondary

#CCC78C

accent

#D34ADE

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0914

muted

#7D7B83

Preview Lab

Preview with #3943C3

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

Preview Lab → · Contrast checker → · Palette generator →