#3938CA#3938CA

#3938CA is a mid, highly saturated blue. Relative luminance 0.080; OKLCH L 45.0% C 0.217 H 273.7°. Best body text is #FFFFFF at 8.10:1 contrast (WCAG AA passes).

Color values

HEX	#3938CA
RGB	rgb(57, 56, 202)
HSL	hsl(240, 58%, 51%)
HSV	hsv(240, 72%, 79%)
CMYK	cmyk(71.8%, 72.3%, 0%, 20.8%)
CIE-LAB	lab(33.90, 47.44, -74.85)
CIE-LCH	lch(33.90, 88.61, 302.37°)
OKLab	oklab(45.03% 0.0139 -0.2165)
OKLCH	oklch(45.03% 0.217 273.7)
XYZ	xyz(13.7586, 7.9611, 56.6772)
Luminance	0.0796 (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

#3938CA #C9CA38

analogous

#3880CA #3938CA #8238CA

triadic

#3938CA #CA3938 #38CA39

tetradic

#3938CA #CA3880 #C9CA38 #38CA82

square

#3938CA #CA3880 #C9CA38 #38CA82

split-complementary

#3938CA #CA8238 #80CA38

monochromatic

#1D1D6B #2A299B #3938CA #6968D7 #9999E4

Accessibility & contrast

On white

8.10

#3938CA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#3938CA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3938CA

8.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3938CA	#FFFFFF	#000000	##FFFFFF
##3938CA	1.00	8.10	2.59	8.10
#FFFFFF	8.10	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057CE

Deuteranopia (green-blind)

#0049C7

Tritanopia (blue-blind)

#00617E

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #3938ca;
/* rgb */ color: rgb(57, 56, 202);
/* oklch */ color: oklch(45.0% 0.217 273.7);

Tailwind

colors: {
  custom: {
    50: '#8570db',
    500: '#3938ca',
    950: '#000000',
  },
}

SCSS

$custom: #3938ca;
$custom-light: #8570db;
$custom-dark: #000000;

JSON

{
  "hex": "#3938ca",
  "rgb": {
    "r": 57,
    "g": 56,
    "b": 202
  },
  "hsl": {
    "h": 240.411,
    "s": 57.937,
    "l": 50.588
  },
  "oklch": {
    "l": 0.45028,
    "c": 0.21694,
    "h": 273.7
  },
  "luminance": 0.07962
}

Semantic roles & 50–950 ramp

primary

#3938CA

secondary

#CFCF8E

accent

#E147E0

background

#F9F6FD

surface

#F1ECFB

border

#CBC7D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #3938CA

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

Preview Lab → · Contrast checker → · Palette generator →