#39409E#39409E

#39409E is a dark, vivid blue. Relative luminance 0.070; OKLCH L 42.3% C 0.151 H 274.7°. Best body text is #FFFFFF at 8.75:1 contrast (WCAG AA passes).

Color values

HEX	#39409E
RGB	rgb(57, 64, 158)
HSL	hsl(236, 47%, 42%)
HSV	hsv(236, 64%, 62%)
CMYK	cmyk(63.9%, 59.5%, 0%, 38%)
CIE-LAB	lab(31.82, 27.47, -52.15)
CIE-LCH	lch(31.82, 58.94, 297.78°)
OKLab	oklab(42.31% 0.0124 -0.15)
OKLCH	oklch(42.31% 0.151 274.7)
XYZ	xyz(9.6903, 7.0045, 33.1825)
Luminance	0.0701 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#39409E #9E9739

analogous

#39729E #39409E #65399E

triadic

#39409E #9E3940 #409E39

tetradic

#39409E #9E3972 #9E9739 #399E65

square

#39409E #9E3972 #9E9739 #399E65

split-complementary

#39409E #9E6539 #729E39

monochromatic

#191C44 #292E71 #39409E #535BC1 #8086D1

Accessibility & contrast

On white

8.75

#39409E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#39409E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #39409E

8.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##39409E	#FFFFFF	#000000	##FFFFFF
##39409E	1.00	8.75	2.40	8.75
#FFFFFF	8.75	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FA1

Deuteranopia (green-blind)

#00479C

Tritanopia (blue-blind)

#005768

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #39409e;
/* rgb */ color: rgb(57, 64, 158);
/* oklch */ color: oklch(42.3% 0.151 274.7);

Tailwind

colors: {
  custom: {
    50: '#7b74bb',
    500: '#39409e',
    950: '#000000',
  },
}

SCSS

$custom: #39409e;
$custom-light: #7b74bb;
$custom-dark: #000000;

JSON

{
  "hex": "#39409e",
  "rgb": {
    "r": 57,
    "g": 64,
    "b": 158
  },
  "hsl": {
    "h": 235.842,
    "s": 46.977,
    "l": 42.157
  },
  "oklch": {
    "l": 0.42314,
    "c": 0.15051,
    "h": 274.7
  },
  "luminance": 0.07005
}

Semantic roles & 50–950 ramp

primary

#39409E

secondary

#BBB678

accent

#CD51D7

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #39409E

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

Preview Lab → · Contrast checker → · Palette generator →