#3930A7#3930A7

#3930A7 is a dark, vivid blue. Relative luminance 0.058; OKLCH L 40.4% C 0.182 H 277.8°. Best body text is #FFFFFF at 9.75:1 contrast (WCAG AA passes).

Color values

HEX	#3930A7
RGB	rgb(57, 48, 167)
HSL	hsl(245, 55%, 42%)
HSV	hsv(245, 71%, 65%)
CMYK	cmyk(65.9%, 71.3%, 0%, 34.5%)
CIE-LAB	lab(28.83, 40.55, -62.46)
CIE-LCH	lch(28.83, 74.47, 302.99°)
OKLab	oklab(40.38% 0.0247 -0.1803)
OKLCH	oklch(40.38% 0.182 277.8)
XYZ	xyz(9.7171, 5.7730, 37.1539)
Luminance	0.0577 (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

#3930A7 #9EA730

analogous

#3062A7 #3930A7 #7530A7

triadic

#3930A7 #A73930 #30A739

tetradic

#3930A7 #A73062 #9EA730 #30A775

square

#3930A7 #A73062 #9EA730 #30A775

split-complementary

#3930A7 #A77530 #62A730

monochromatic

#191548 #292277 #3930A7 #5349CB #8079D8

Accessibility & contrast

On white

9.75

#3930A7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#3930A7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3930A7

9.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3930A7	#FFFFFF	#000000	##FFFFFF
##3930A7	1.00	9.75	2.15	9.75
#FFFFFF	9.75	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049AB

Deuteranopia (green-blind)

#003FA5

Tritanopia (blue-blind)

#005168

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #3930a7;
/* rgb */ color: rgb(57, 48, 167);
/* oklch */ color: oklch(40.4% 0.182 277.8);

Tailwind

colors: {
  custom: {
    50: '#7e6ac2',
    500: '#3930a7',
    950: '#000000',
  },
}

SCSS

$custom: #3930a7;
$custom-light: #7e6ac2;
$custom-dark: #000000;

JSON

{
  "hex": "#3930a7",
  "rgb": {
    "r": 57,
    "g": 48,
    "b": 167
  },
  "hsl": {
    "h": 244.538,
    "s": 55.349,
    "l": 42.157
  },
  "oklch": {
    "l": 0.40379,
    "c": 0.182,
    "h": 277.8
  },
  "luminance": 0.05774
}

Semantic roles & 50–950 ramp

primary

#3930A7

secondary

#BBC172

accent

#DF49D3

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #3930A7

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

Preview Lab → · Contrast checker → · Palette generator →