#39339C#39339C

#39339C is a dark, vivid blue. Relative luminance 0.056; OKLCH L 39.8% C 0.164 H 278.4°. Best body text is #FFFFFF at 9.87:1 contrast (WCAG AA passes).

Color values

HEX	#39339C
RGB	rgb(57, 51, 156)
HSL	hsl(243, 51%, 41%)
HSV	hsv(243, 67%, 61%)
CMYK	cmyk(63.5%, 67.3%, 0%, 38.8%)
CIE-LAB	lab(28.48, 35.08, -56.38)
CIE-LCH	lch(28.48, 66.40, 301.89°)
OKLab	oklab(39.81% 0.024 -0.1625)
OKLCH	oklch(39.81% 0.164 278.4)
XYZ	xyz(8.8700, 5.6371, 32.0667)
Luminance	0.0564 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 7.29

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#39339C #969C33

analogous

#33619C #39339C #6E339C

triadic

#39339C #9C3933 #339C39

tetradic

#39339C #9C3361 #969C33 #339C6E

square

#39339C #9C3361 #969C33 #339C6E

split-complementary

#39339C #9C6E33 #619C33

monochromatic

#171540 #28246E #39339C #5049C3 #7C77D3

Accessibility & contrast

On white

9.87

#39339C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#39339C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #39339C

9.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##39339C	#FFFFFF	#000000	##FFFFFF
##39339C	1.00	9.87	2.13	9.87
#FFFFFF	9.87	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00479F

Deuteranopia (green-blind)

#003F9A

Tritanopia (blue-blind)

#004E63

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #39339c;
/* rgb */ color: rgb(57, 51, 156);
/* oklch */ color: oklch(39.8% 0.164 278.4);

Tailwind

colors: {
  custom: {
    50: '#7b6bba',
    500: '#39339c',
    950: '#000000',
  },
}

SCSS

$custom: #39339c;
$custom-light: #7b6bba;
$custom-dark: #000000;

JSON

{
  "hex": "#39339c",
  "rgb": {
    "r": 57,
    "g": 51,
    "b": 156
  },
  "hsl": {
    "h": 243.429,
    "s": 50.725,
    "l": 40.588
  },
  "oklch": {
    "l": 0.39813,
    "c": 0.16427,
    "h": 278.4
  },
  "luminance": 0.05638
}

Semantic roles & 50–950 ramp

primary

#39339C

secondary

#B7BB70

accent

#DA4ED2

background

#F8F6FB

surface

#EFEBF6

border

#CAC6D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #39339C

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

Preview Lab → · Contrast checker → · Palette generator →