#3933C8#3933C8

#3933C8 is a dark, highly saturated blue. Relative luminance 0.074; OKLCH L 44.1% C 0.219 H 274.4°. Best body text is #FFFFFF at 8.46:1 contrast (WCAG AA passes).

Color values

HEX	#3933C8
RGB	rgb(57, 51, 200)
HSL	hsl(242, 59%, 49%)
HSV	hsv(242, 75%, 78%)
CMYK	cmyk(71.5%, 74.5%, 0%, 21.6%)
CIE-LAB	lab(32.71, 49.56, -75.64)
CIE-LCH	lch(32.71, 90.43, 303.23°)
OKLab	oklab(44.13% 0.0168 -0.2188)
OKLCH	oklch(44.13% 0.219 274.4)
XYZ	xyz(13.2930, 7.4063, 55.3614)
Luminance	0.0741 (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

#3933C8 #C2C833

analogous

#3378C8 #3933C8 #8433C8

triadic

#3933C8 #C83933 #33C839

tetradic

#3933C8 #C83378 #C2C833 #33C884

square

#3933C8 #C83378 #C2C833 #33C884

split-complementary

#3933C8 #C88433 #78C833

monochromatic

#1D1A66 #2B2797 #3933C8 #6661D7 #9592E3

Accessibility & contrast

On white

8.46

#3933C8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#3933C8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3933C8

8.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3933C8	#FFFFFF	#000000	##FFFFFF
##3933C8	1.00	8.46	2.48	8.46
#FFFFFF	8.46	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054CC

Deuteranopia (green-blind)

#0046C5

Tritanopia (blue-blind)

#005E7B

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #3933c8;
/* rgb */ color: rgb(57, 51, 200);
/* oklch */ color: oklch(44.1% 0.219 274.4);

Tailwind

colors: {
  custom: {
    50: '#856dda',
    500: '#3933c8',
    950: '#000000',
  },
}

SCSS

$custom: #3933c8;
$custom-light: #856dda;
$custom-dark: #000000;

JSON

{
  "hex": "#3933c8",
  "rgb": {
    "r": 57,
    "g": 51,
    "b": 200
  },
  "hsl": {
    "h": 242.416,
    "s": 59.363,
    "l": 49.216
  },
  "oklch": {
    "l": 0.44125,
    "c": 0.2194,
    "h": 274.4
  },
  "luminance": 0.07408
}

Semantic roles & 50–950 ramp

primary

#3933C8

secondary

#CBCE89

accent

#E345DC

background

#F9F6FD

surface

#F1ECFB

border

#CBC7D4

text

#0D0715

muted

#7E7A83

Preview Lab

Preview with #3933C8

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

Preview Lab → · Contrast checker → · Palette generator →