#3941BC#3941BC

#3941BC is a mid, vivid blue. Relative luminance 0.083; OKLCH L 45.1% C 0.190 H 273.1°. Best body text is #FFFFFF at 7.91:1 contrast (WCAG AA passes).

Color values

HEX	#3941BC
RGB	rgb(57, 65, 188)
HSL	hsl(236, 53%, 48%)
HSV	hsv(236, 70%, 74%)
CMYK	cmyk(69.7%, 65.4%, 0%, 26.3%)
CIE-LAB	lab(34.56, 37.36, -65.57)
CIE-LCH	lch(34.56, 75.47, 299.68°)
OKLab	oklab(45.11% 0.0102 -0.1894)
OKLCH	oklch(45.11% 0.19 273.1)
XYZ	xyz(12.6517, 8.2801, 48.4987)
Luminance	0.0828 (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

#3941BC #BCB439

analogous

#3982BC #3941BC #7239BC

triadic

#3941BC #BC3941 #41BC39

tetradic

#3941BC #BC3982 #BCB439 #39BC72

square

#3941BC #BC3982 #BCB439 #39BC72

split-complementary

#3941BC #BC7239 #82BC39

monochromatic

#1D215E #2B318D #3941BC #6369D0 #9296DE

Accessibility & contrast

On white

7.91

#3941BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#3941BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3941BC

7.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3941BC	#FFFFFF	#000000	##FFFFFF
##3941BC	1.00	7.91	2.66	7.91
#FFFFFF	7.91	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057C0

Deuteranopia (green-blind)

#004BBA

Tritanopia (blue-blind)

#006179

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #3941bc;
/* rgb */ color: rgb(57, 65, 188);
/* oklch */ color: oklch(45.1% 0.190 273.1);

Tailwind

colors: {
  custom: {
    50: '#8176d1',
    500: '#3941bc',
    950: '#000000',
  },
}

SCSS

$custom: #3941bc;
$custom-light: #8176d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3941bc",
  "rgb": {
    "r": 57,
    "g": 65,
    "b": 188
  },
  "hsl": {
    "h": 236.336,
    "s": 53.469,
    "l": 48.039
  },
  "oklch": {
    "l": 0.45107,
    "c": 0.18966,
    "h": 273.1
  },
  "luminance": 0.08281
}

Semantic roles & 50–950 ramp

primary

#3941BC

secondary

#C9C588

accent

#D44BDD

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #3941BC

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

Preview Lab → · Contrast checker → · Palette generator →