#3941C4#3941C4

#3941C4 is a mid, vivid blue. Relative luminance 0.086; OKLCH L 45.8% C 0.200 H 272.7°. Best body text is #FFFFFF at 7.70:1 contrast (WCAG AA passes).

Color values

HEX	#3941C4
RGB	rgb(57, 65, 196)
HSL	hsl(237, 55%, 50%)
HSV	hsv(237, 71%, 77%)
CMYK	cmyk(70.9%, 66.8%, 0%, 23.1%)
CIE-LAB	lab(35.27, 40.13, -69.09)
CIE-LCH	lch(35.27, 79.90, 300.15°)
OKLab	oklab(45.84% 0.0095 -0.1997)
OKLCH	oklch(45.84% 0.2 272.7)
XYZ	xyz(13.5381, 8.6346, 53.1670)
Luminance	0.0864 (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

#3941C4 #C4BC39

analogous

#3986C4 #3941C4 #7739C4

triadic

#3941C4 #C43941 #41C439

tetradic

#3941C4 #C43986 #C4BC39 #39C477

square

#3941C4 #C43986 #C4BC39 #39C477

split-complementary

#3941C4 #C47739 #86C439

monochromatic

#1D2265 #2B3195 #3941C4 #676ED3 #979BE1

Accessibility & contrast

On white

7.70

#3941C4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#3941C4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3941C4

7.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3941C4	#FFFFFF	#000000	##FFFFFF
##3941C4	1.00	7.70	2.73	7.70
#FFFFFF	7.70	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059C8

Deuteranopia (green-blind)

#004CC2

Tritanopia (blue-blind)

#00647D

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #3941c4;
/* rgb */ color: rgb(57, 65, 196);
/* oklch */ color: oklch(45.8% 0.200 272.7);

Tailwind

colors: {
  custom: {
    50: '#8376d7',
    500: '#3941c4',
    950: '#000000',
  },
}

SCSS

$custom: #3941c4;
$custom-light: #8376d7;
$custom-dark: #000000;

JSON

{
  "hex": "#3941c4",
  "rgb": {
    "r": 57,
    "g": 65,
    "b": 196
  },
  "hsl": {
    "h": 236.547,
    "s": 54.941,
    "l": 49.608
  },
  "oklch": {
    "l": 0.45843,
    "c": 0.19993,
    "h": 272.7
  },
  "luminance": 0.08636
}

Semantic roles & 50–950 ramp

primary

#3941C4

secondary

#CCC98D

accent

#D64ADE

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0815

muted

#7D7B83

Preview Lab

Preview with #3941C4

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

Preview Lab → · Contrast checker → · Palette generator →