#3931E2#3931E2

#3931E2 is a mid, highly saturated blue. Relative luminance 0.086; OKLCH L 46.6% C 0.251 H 272.8°. Best body text is #FFFFFF at 7.75:1 contrast (WCAG AA passes).

Color values

HEX	#3931E2
RGB	rgb(57, 49, 226)
HSL	hsl(243, 75%, 54%)
HSV	hsv(243, 78%, 89%)
CMYK	cmyk(74.8%, 78.3%, 0%, 11.4%)
CIE-LAB	lab(35.11, 58.65, -86.69)
CIE-LCH	lch(35.11, 104.67, 304.08°)
OKLab	oklab(46.62% 0.0122 -0.2509)
OKLCH	oklch(46.62% 0.251 272.8)
XYZ	xyz(16.5085, 8.5557, 72.7181)
Luminance	0.0856 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3931E2 #DAE231

analogous

#3182E2 #3931E2 #9231E2

triadic

#3931E2 #E23931 #31E239

tetradic

#3931E2 #E23182 #DAE231 #31E292

square

#3931E2 #E23182 #DAE231 #31E292

split-complementary

#3931E2 #E29231 #82E231

monochromatic

#181386 #221ABB #3931E2 #6D67EA #A09CF1

Accessibility & contrast

On white

7.75

#3931E2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.71

#3931E2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3931E2

7.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3931E2	#FFFFFF	#000000	##FFFFFF
##3931E2	1.00	7.75	2.71	7.75
#FFFFFF	7.75	1.00	21.00	1.00
#000000	2.71	21.00	1.00	21.00
##FFFFFF	7.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BE7

Deuteranopia (green-blind)

#004ADF

Tritanopia (blue-blind)

#00688A

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #3931e2;
/* rgb */ color: rgb(57, 49, 226);
/* oklch */ color: oklch(46.6% 0.251 272.8);

Tailwind

colors: {
  custom: {
    50: '#8b6ded',
    500: '#3931e2',
    950: '#000000',
  },
}

SCSS

$custom: #3931e2;
$custom-light: #8b6ded;
$custom-dark: #000000;

JSON

{
  "hex": "#3931e2",
  "rgb": {
    "r": 57,
    "g": 49,
    "b": 226
  },
  "hsl": {
    "h": 242.712,
    "s": 75.319,
    "l": 53.922
  },
  "oklch": {
    "l": 0.46622,
    "c": 0.25116,
    "h": 272.8
  },
  "luminance": 0.08557
}

Semantic roles & 50–950 ramp

primary

#3931E2

secondary

#DADD92

accent

#F236E9

background

#F9F6FE

surface

#F2ECFD

border

#CCC7D5

text

#0E0717

muted

#7E7A85

Preview Lab

Preview with #3931E2

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

Preview Lab → · Contrast checker → · Palette generator →