#39309D#39309D

#39309D is a dark, vivid blue. Relative luminance 0.054; OKLCH L 39.4% C 0.169 H 279.0°. Best body text is #FFFFFF at 10.08:1 contrast (WCAG AA passes).

Color values

HEX	#39309D
RGB	rgb(57, 48, 157)
HSL	hsl(245, 53%, 40%)
HSV	hsv(245, 69%, 62%)
CMYK	cmyk(63.7%, 69.4%, 0%, 38.4%)
CIE-LAB	lab(27.89, 37.25, -57.95)
CIE-LCH	lch(27.89, 68.88, 302.73°)
OKLab	oklab(39.42% 0.0263 -0.1671)
OKLCH	oklch(39.42% 0.169 279)
XYZ	xyz(8.8282, 5.4174, 32.4722)
Luminance	0.0542 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#39309D #949D30

analogous

#305E9D #39309D #6F309D

triadic

#39309D #9D3930 #309D39

tetradic

#39309D #9D305E #949D30 #309D6F

square

#39309D #9D305E #949D30 #309D6F

split-complementary

#39309D #9D6F30 #5E9D30

monochromatic

#17133F #28226E #39309D #4F44C6 #7B73D4

Accessibility & contrast

On white

10.08

#39309D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#39309D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #39309D

10.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##39309D	#FFFFFF	#000000	##FFFFFF
##39309D	1.00	10.08	2.08	10.08
#FFFFFF	10.08	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046A0

Deuteranopia (green-blind)

#003D9B

Tritanopia (blue-blind)

#004D62

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #39309d;
/* rgb */ color: rgb(57, 48, 157);
/* oklch */ color: oklch(39.4% 0.169 279.0);

Tailwind

colors: {
  custom: {
    50: '#7c69bb',
    500: '#39309d',
    950: '#000000',
  },
}

SCSS

$custom: #39309d;
$custom-light: #7c69bb;
$custom-dark: #000000;

JSON

{
  "hex": "#39309d",
  "rgb": {
    "r": 57,
    "g": 48,
    "b": 157
  },
  "hsl": {
    "h": 244.954,
    "s": 53.171,
    "l": 40.196
  },
  "oklch": {
    "l": 0.39418,
    "c": 0.16916,
    "h": 279
  },
  "luminance": 0.05418
}

Semantic roles & 50–950 ramp

primary

#39309D

secondary

#B6BC6D

accent

#DD4BD1

background

#F8F6FB

surface

#EFEBF6

border

#CAC6D0

text

#0B0612

muted

#7C7A81

Preview Lab

Preview with #39309D

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

Preview Lab → · Contrast checker → · Palette generator →