#3930C9#3930C9

#3930C9 is a dark, highly saturated blue. Relative luminance 0.072; OKLCH L 43.8% C 0.223 H 274.6°. Best body text is #FFFFFF at 8.61:1 contrast (WCAG AA passes).

Color values

HEX	#3930C9
RGB	rgb(57, 48, 201)
HSL	hsl(244, 61%, 49%)
HSV	hsv(244, 76%, 79%)
CMYK	cmyk(71.6%, 76.1%, 0%, 21.2%)
CIE-LAB	lab(32.26, 51.47, -76.98)
CIE-LCH	lch(32.26, 92.60, 303.77°)
OKLab	oklab(43.83% 0.018 -0.2226)
OKLCH	oklch(43.83% 0.223 274.6)
XYZ	xyz(13.2834, 7.1995, 55.9366)
Luminance	0.0720 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 3.84

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3930C9 #C0C930

analogous

#3074C9 #3930C9 #8630C9

triadic

#3930C9 #C93930 #30C939

tetradic

#3930C9 #C93074 #C0C930 #30C986

square

#3930C9 #C93074 #C0C930 #30C986

split-complementary

#3930C9 #C98630 #74C930

monochromatic

#1D1866 #2B2498 #3930C9 #655ED8 #948FE4

Accessibility & contrast

On white

8.61

#3930C9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.44

#3930C9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3930C9

8.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3930C9	#FFFFFF	#000000	##FFFFFF
##3930C9	1.00	8.61	2.44	8.61
#FFFFFF	8.61	1.00	21.00	1.00
#000000	2.44	21.00	1.00	21.00
##FFFFFF	8.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053CD

Deuteranopia (green-blind)

#0045C6

Tritanopia (blue-blind)

#005D7B

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #3930c9;
/* rgb */ color: rgb(57, 48, 201);
/* oklch */ color: oklch(43.8% 0.223 274.6);

Tailwind

colors: {
  custom: {
    50: '#856bdb',
    500: '#3930c9',
    950: '#000000',
  },
}

SCSS

$custom: #3930c9;
$custom-light: #856bdb;
$custom-dark: #000000;

JSON

{
  "hex": "#3930c9",
  "rgb": {
    "r": 57,
    "g": 48,
    "b": 201
  },
  "hsl": {
    "h": 243.529,
    "s": 61.446,
    "l": 48.824
  },
  "oklch": {
    "l": 0.43833,
    "c": 0.22337,
    "h": 274.6
  },
  "luminance": 0.07201
}

Semantic roles & 50–950 ramp

primary

#3930C9

secondary

#CBCF86

accent

#E543DB

background

#F9F6FD

surface

#F1EBFB

border

#CBC6D4

text

#0D0715

muted

#7E7A83

Preview Lab

Preview with #3930C9

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

Preview Lab → · Contrast checker → · Palette generator →