#39378C#39378C

#39378C is a dark, vivid blue. Relative luminance 0.055; OKLCH L 39.1% C 0.137 H 279.0°. Best body text is #FFFFFF at 10.00:1 contrast (WCAG AA passes).

Color values

HEX	#39378C
RGB	rgb(57, 55, 140)
HSL	hsl(241, 44%, 38%)
HSV	hsv(241, 61%, 55%)
CMYK	cmyk(59.3%, 60.7%, 0%, 45.1%)
CIE-LAB	lab(28.10, 27.06, -47.17)
CIE-LCH	lch(28.10, 54.38, 299.84°)
OKLab	oklab(39.12% 0.0215 -0.1354)
OKLCH	oklch(39.12% 0.137 279)
XYZ	xyz(7.7857, 5.4951, 25.4563)
Luminance	0.0550 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#39378C #8A8C37

analogous

#375F8C #39378C #63378C

triadic

#39378C #8C3937 #378C39

tetradic

#39378C #8C375F #8A8C37 #378C63

square

#39378C #8C375F #8A8C37 #378C63

split-complementary

#39378C #8C6337 #5F8C37

monochromatic

#151434 #272660 #39378C #4B49B7 #7775C9

Accessibility & contrast

On white

10.00

#39378C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.10

#39378C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #39378C

10.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##39378C	#FFFFFF	#000000	##FFFFFF
##39378C	1.00	10.00	2.10	10.00
#FFFFFF	10.00	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	10.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00468F

Deuteranopia (green-blind)

#003F8A

Tritanopia (blue-blind)

#054B5C

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #39378c;
/* rgb */ color: rgb(57, 55, 140);
/* oklch */ color: oklch(39.1% 0.137 279.0);

Tailwind

colors: {
  custom: {
    50: '#786eae',
    500: '#39378c',
    950: '#000000',
  },
}

SCSS

$custom: #39378c;
$custom-light: #786eae;
$custom-dark: #000000;

JSON

{
  "hex": "#39378c",
  "rgb": {
    "r": 57,
    "g": 55,
    "b": 140
  },
  "hsl": {
    "h": 241.412,
    "s": 43.59,
    "l": 38.235
  },
  "oklch": {
    "l": 0.39119,
    "c": 0.13713,
    "h": 279
  },
  "luminance": 0.05496
}

Semantic roles & 50–950 ramp

primary

#39378C

secondary

#B0B16D

accent

#D354D0

background

#F7F6FA

surface

#EEEBF4

border

#C9C6CE

text

#0A0710

muted

#7C7A7F

Preview Lab

Preview with #39378C

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

Preview Lab → · Contrast checker → · Palette generator →