#39399F#39399F

#39399F is a dark, vivid blue. Relative luminance 0.063; OKLCH L 41.1% C 0.161 H 276.7°. Best body text is #FFFFFF at 9.29:1 contrast (WCAG AA passes).

Color values

HEX	#39399F
RGB	rgb(57, 57, 159)
HSL	hsl(240, 47%, 42%)
HSV	hsv(240, 64%, 62%)
CMYK	cmyk(64.2%, 64.2%, 0%, 37.6%)
CIE-LAB	lab(30.15, 32.34, -55.46)
CIE-LCH	lch(30.15, 64.20, 300.25°)
OKLab	oklab(41.11% 0.0187 -0.1598)
OKLCH	oklch(41.11% 0.161 276.7)
XYZ	xyz(9.4064, 6.2986, 33.5142)
Luminance	0.0630 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.80

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#39399F #9F9F39

analogous

#396C9F #39399F #6C399F

triadic

#39399F #9F3939 #399F39

tetradic

#39399F #9F396C #9F9F39 #399F6C

square

#39399F #9F396C #9F9F39 #399F6C

split-complementary

#39399F #9F6C39 #6C9F39

monochromatic

#191945 #292972 #39399F #5454C2 #8181D2

Accessibility & contrast

On white

9.29

#39399F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#39399F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #39399F

9.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##39399F	#FFFFFF	#000000	##FFFFFF
##39399F	1.00	9.29	2.26	9.29
#FFFFFF	9.29	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BA2

Deuteranopia (green-blind)

#00439D

Tritanopia (blue-blind)

#005366

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #39399f;
/* rgb */ color: rgb(57, 57, 159);
/* oklch */ color: oklch(41.1% 0.161 276.7);

Tailwind

colors: {
  custom: {
    50: '#7b6fbc',
    500: '#39399f',
    950: '#000000',
  },
}

SCSS

$custom: #39399f;
$custom-light: #7b6fbc;
$custom-dark: #000000;

JSON

{
  "hex": "#39399f",
  "rgb": {
    "r": 57,
    "g": 57,
    "b": 159
  },
  "hsl": {
    "h": 240,
    "s": 47.222,
    "l": 42.353
  },
  "oklch": {
    "l": 0.41114,
    "c": 0.16088,
    "h": 276.7
  },
  "luminance": 0.06299
}

Semantic roles & 50–950 ramp

primary

#39399F

secondary

#BBBB78

accent

#D751D7

background

#F8F6FB

surface

#EFECF6

border

#CAC7D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #39399F

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

Preview Lab → · Contrast checker → · Palette generator →