#3938CD#3938CD

#3938CD is a mid, highly saturated blue. Relative luminance 0.081; OKLCH L 45.3% C 0.221 H 273.5°. Best body text is #FFFFFF at 8.01:1 contrast (WCAG AA passes).

Color values

HEX	#3938CD
RGB	rgb(57, 56, 205)
HSL	hsl(240, 60%, 51%)
HSV	hsv(240, 73%, 80%)
CMYK	cmyk(72.2%, 72.7%, 0%, 19.6%)
CIE-LAB	lab(34.20, 48.42, -76.10)
CIE-LCH	lch(34.20, 90.20, 302.46°)
OKLab	oklab(45.33% 0.0134 -0.2201)
OKLCH	oklch(45.33% 0.221 273.5)
XYZ	xyz(14.1173, 8.1046, 58.5661)
Luminance	0.0811 (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

#3938CD #CCCD38

analogous

#3881CD #3938CD #8338CD

triadic

#3938CD #CD3938 #38CD39

tetradic

#3938CD #CD3881 #CCCD38 #38CD83

square

#3938CD #CD3881 #CCCD38 #38CD83

split-complementary

#3938CD #CD8338 #81CD38

monochromatic

#1C1C6F #2928A0 #3938CD #6A69D9 #9A9AE6

Accessibility & contrast

On white

8.01

#3938CD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.62

#3938CD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3938CD

8.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3938CD	#FFFFFF	#000000	##FFFFFF
##3938CD	1.00	8.01	2.62	8.01
#FFFFFF	8.01	1.00	21.00	1.00
#000000	2.62	21.00	1.00	21.00
##FFFFFF	8.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057D1

Deuteranopia (green-blind)

#0049CA

Tritanopia (blue-blind)

#00637F

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #3938cd;
/* rgb */ color: rgb(57, 56, 205);
/* oklch */ color: oklch(45.3% 0.221 273.5);

Tailwind

colors: {
  custom: {
    50: '#8570de',
    500: '#3938cd',
    950: '#000000',
  },
}

SCSS

$custom: #3938cd;
$custom-light: #8570de;
$custom-dark: #000000;

JSON

{
  "hex": "#3938cd",
  "rgb": {
    "r": 57,
    "g": 56,
    "b": 205
  },
  "hsl": {
    "h": 240.403,
    "s": 59.839,
    "l": 51.176
  },
  "oklch": {
    "l": 0.4533,
    "c": 0.22055,
    "h": 273.5
  },
  "luminance": 0.08106
}

Semantic roles & 50–950 ramp

primary

#3938CD

secondary

#D1D18F

accent

#E345E2

background

#F9F6FD

surface

#F1ECFB

border

#CBC7D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #3938CD

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

Preview Lab → · Contrast checker → · Palette generator →