#3F329D#3F329D

#3F329D is a dark, vivid blue. Relative luminance 0.058; OKLCH L 40.2% C 0.166 H 281.4°. Best body text is #FFFFFF at 9.75:1 contrast (WCAG AA passes).

Color values

HEX	#3F329D
RGB	rgb(63, 50, 157)
HSL	hsl(247, 52%, 41%)
HSV	hsv(247, 68%, 62%)
CMYK	cmyk(59.9%, 68.2%, 0%, 38.4%)
CIE-LAB	lab(28.83, 36.96, -56.39)
CIE-LCH	lch(28.83, 67.43, 303.24°)
OKLab	oklab(40.22% 0.0329 -0.1624)
OKLCH	oklch(40.22% 0.166 281.4)
XYZ	xyz(9.2744, 5.7717, 32.5171)
Luminance	0.0577 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.87

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F329D #909D32

analogous

#325A9D #3F329D #74329D

triadic

#3F329D #9D3F32 #329D3F

tetradic

#3F329D #9D325A #909D32 #329D74

square

#3F329D #9D325A #909D32 #329D74

split-complementary

#3F329D #9D7432 #5A9D32

monochromatic

#1A1440 #2C236F #3F329D #5748C5 #8176D3

Accessibility & contrast

On white

9.75

#3F329D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#3F329D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F329D

9.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F329D	#FFFFFF	#000000	##FFFFFF
##3F329D	1.00	9.75	2.15	9.75
#FFFFFF	9.75	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048A0

Deuteranopia (green-blind)

#00409B

Tritanopia (blue-blind)

#004E63

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #3f329d;
/* rgb */ color: rgb(63, 50, 157);
/* oklch */ color: oklch(40.2% 0.166 281.4);

Tailwind

colors: {
  custom: {
    50: '#7f6bbb',
    500: '#3f329d',
    950: '#000000',
  },
}

SCSS

$custom: #3f329d;
$custom-light: #7f6bbb;
$custom-dark: #000000;

JSON

{
  "hex": "#3f329d",
  "rgb": {
    "r": 63,
    "g": 50,
    "b": 157
  },
  "hsl": {
    "h": 247.29,
    "s": 51.691,
    "l": 40.588
  },
  "oklch": {
    "l": 0.40218,
    "c": 0.16565,
    "h": 281.4
  },
  "luminance": 0.05772
}

Semantic roles & 50–950 ramp

primary

#3F329D

secondary

#B2BC6F

accent

#DB4DCA

background

#F8F6FB

surface

#EFEBF6

border

#CAC6D0

text

#0B0712

muted

#7C7A81

Preview Lab

Preview with #3F329D

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

Preview Lab → · Contrast checker → · Palette generator →