#39409C#39409C

#39409C is a dark, vivid blue. Relative luminance 0.069; OKLCH L 42.1% C 0.148 H 274.8°. Best body text is #FFFFFF at 8.80:1 contrast (WCAG AA passes).

Color values

HEX	#39409C
RGB	rgb(57, 64, 156)
HSL	hsl(236, 46%, 42%)
HSV	hsv(236, 63%, 61%)
CMYK	cmyk(63.5%, 59%, 0%, 38.8%)
CIE-LAB	lab(31.66, 26.76, -51.19)
CIE-LCH	lch(31.66, 57.76, 297.60°)
OKLab	oklab(42.15% 0.0124 -0.1472)
OKLCH	oklch(42.15% 0.148 274.8)
XYZ	xyz(9.5195, 6.9362, 32.2832)
Luminance	0.0694 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#39409C #9C9539

analogous

#39729C #39409C #64399C

triadic

#39409C #9C3940 #409C39

tetradic

#39409C #9C3972 #9C9539 #399C64

square

#39409C #9C3972 #9C9539 #399C64

split-complementary

#39409C #9C6439 #729C39

monochromatic

#181B42 #292E6F #39409C #525AC0 #7F85D0

Accessibility & contrast

On white

8.80

#39409C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#39409C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #39409C

8.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##39409C	#FFFFFF	#000000	##FFFFFF
##39409C	1.00	8.80	2.39	8.80
#FFFFFF	8.80	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004F9F

Deuteranopia (green-blind)

#00469A

Tritanopia (blue-blind)

#005667

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #39409c;
/* rgb */ color: rgb(57, 64, 156);
/* oklch */ color: oklch(42.1% 0.148 274.8);

Tailwind

colors: {
  custom: {
    50: '#7a74ba',
    500: '#39409c',
    950: '#000000',
  },
}

SCSS

$custom: #39409c;
$custom-light: #7a74ba;
$custom-dark: #000000;

JSON

{
  "hex": "#39409c",
  "rgb": {
    "r": 57,
    "g": 64,
    "b": 156
  },
  "hsl": {
    "h": 235.758,
    "s": 46.479,
    "l": 41.765
  },
  "oklch": {
    "l": 0.42149,
    "c": 0.1477,
    "h": 274.8
  },
  "luminance": 0.06937
}

Semantic roles & 50–950 ramp

primary

#39409C

secondary

#BAB577

accent

#CD52D6

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #39409C

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

Preview Lab → · Contrast checker → · Palette generator →