#3938C8#3938C8

#3938C8 is a dark, highly saturated blue. Relative luminance 0.079; OKLCH L 44.8% C 0.215 H 273.8°. Best body text is #FFFFFF at 8.16:1 contrast (WCAG AA passes).

Color values

HEX	#3938C8
RGB	rgb(57, 56, 200)
HSL	hsl(240, 57%, 50%)
HSV	hsv(240, 72%, 78%)
CMYK	cmyk(71.5%, 72%, 0%, 21.6%)
CIE-LAB	lab(33.70, 46.78, -74.01)
CIE-LCH	lch(33.70, 87.55, 302.30°)
OKLab	oklab(44.83% 0.0143 -0.214)
OKLCH	oklch(44.83% 0.215 273.8)
XYZ	xyz(13.5234, 7.8670, 55.4382)
Luminance	0.0787 (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

#3938C8 #C7C838

analogous

#387FC8 #3938C8 #8138C8

triadic

#3938C8 #C83938 #38C839

tetradic

#3938C8 #C8387F #C7C838 #38C881

square

#3938C8 #C8387F #C7C838 #38C881

split-complementary

#3938C8 #C88138 #7FC838

monochromatic

#1D1D69 #2B2A99 #3938C8 #6968D5 #9898E3

Accessibility & contrast

On white

8.16

#3938C8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#3938C8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3938C8

8.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3938C8	#FFFFFF	#000000	##FFFFFF
##3938C8	1.00	8.16	2.57	8.16
#FFFFFF	8.16	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056CC

Deuteranopia (green-blind)

#0048C5

Tritanopia (blue-blind)

#00617C

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #3938c8;
/* rgb */ color: rgb(57, 56, 200);
/* oklch */ color: oklch(44.8% 0.215 273.8);

Tailwind

colors: {
  custom: {
    50: '#8470da',
    500: '#3938c8',
    950: '#000000',
  },
}

SCSS

$custom: #3938c8;
$custom-light: #8470da;
$custom-dark: #000000;

JSON

{
  "hex": "#3938c8",
  "rgb": {
    "r": 57,
    "g": 56,
    "b": 200
  },
  "hsl": {
    "h": 240.417,
    "s": 56.693,
    "l": 50.196
  },
  "oklch": {
    "l": 0.44828,
    "c": 0.21451,
    "h": 273.8
  },
  "luminance": 0.07868
}

Semantic roles & 50–950 ramp

primary

#3938C8

secondary

#CECE8E

accent

#E048DF

background

#F8F6FD

surface

#F0ECFB

border

#CBC7D4

text

#0D0715

muted

#7D7A83

Preview Lab

Preview with #3938C8

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

Preview Lab → · Contrast checker → · Palette generator →