#39439C#39439C

#39439C is a dark, vivid blue. Relative luminance 0.073; OKLCH L 42.7% C 0.144 H 273.8°. Best body text is #FFFFFF at 8.55:1 contrast (WCAG AA passes).

Color values

HEX	#39439C
RGB	rgb(57, 67, 156)
HSL	hsl(234, 46%, 42%)
HSV	hsv(234, 63%, 61%)
CMYK	cmyk(63.5%, 57.1%, 0%, 38.8%)
CIE-LAB	lab(32.44, 24.79, -49.92)
CIE-LCH	lch(32.44, 55.74, 296.41°)
OKLab	oklab(42.73% 0.0095 -0.1434)
OKLCH	oklch(42.73% 0.144 273.8)
XYZ	xyz(9.6933, 7.2837, 32.3411)
Luminance	0.0728 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#39439C #9C9239

analogous

#39759C #39439C #61399C

triadic

#39439C #9C3943 #439C39

tetradic

#39439C #9C3975 #9C9239 #399C61

square

#39439C #9C3975 #9C9239 #399C61

split-complementary

#39439C #9C6139 #759C39

monochromatic

#181C42 #29306F #39439C #525DC0 #7F87D0

Accessibility & contrast

On white

8.55

#39439C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#39439C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #39439C

8.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##39439C	#FFFFFF	#000000	##FFFFFF
##39439C	1.00	8.55	2.46	8.55
#FFFFFF	8.55	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00519F

Deuteranopia (green-blind)

#00489A

Tritanopia (blue-blind)

#005869

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #39439c;
/* rgb */ color: rgb(57, 67, 156);
/* oklch */ color: oklch(42.7% 0.144 273.8);

Tailwind

colors: {
  custom: {
    50: '#7a77ba',
    500: '#39439c',
    950: '#000000',
  },
}

SCSS

$custom: #39439c;
$custom-light: #7a77ba;
$custom-dark: #000000;

JSON

{
  "hex": "#39439c",
  "rgb": {
    "r": 57,
    "g": 67,
    "b": 156
  },
  "hsl": {
    "h": 233.939,
    "s": 46.479,
    "l": 41.765
  },
  "oklch": {
    "l": 0.42732,
    "c": 0.14373,
    "h": 273.8
  },
  "luminance": 0.07284
}

Semantic roles & 50–950 ramp

primary

#39439C

secondary

#BAB377

accent

#C952D6

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #39439C

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

Preview Lab → · Contrast checker → · Palette generator →