#3F359C#3F359C

#3F359C is a dark, vivid blue. Relative luminance 0.060; OKLCH L 40.6% C 0.161 H 280.9°. Best body text is #FFFFFF at 9.54:1 contrast (WCAG AA passes).

Color values

HEX	#3F359C
RGB	rgb(63, 53, 156)
HSL	hsl(246, 49%, 41%)
HSV	hsv(246, 66%, 61%)
CMYK	cmyk(59.6%, 66%, 0%, 38.8%)
CIE-LAB	lab(29.42, 34.81, -54.82)
CIE-LCH	lch(29.42, 64.94, 302.42°)
OKLab	oklab(40.62% 0.0303 -0.1577)
OKLCH	oklch(40.62% 0.161 280.9)
XYZ	xyz(9.3219, 6.0026, 32.1134)
Luminance	0.0600 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.83

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F359C #929C35

analogous

#355E9C #3F359C #72359C

triadic

#3F359C #9C3F35 #359C3F

tetradic

#3F359C #9C355E #929C35 #359C72

square

#3F359C #9C355E #929C35 #359C72

split-complementary

#3F359C #9C7235 #5E9C35

monochromatic

#1A1641 #2D256E #3F359C #574CC2 #827AD2

Accessibility & contrast

On white

9.54

#3F359C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#3F359C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F359C

9.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F359C	#FFFFFF	#000000	##FFFFFF
##3F359C	1.00	9.54	2.20	9.54
#FFFFFF	9.54	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00499F

Deuteranopia (green-blind)

#00419A

Tritanopia (blue-blind)

#014F63

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #3f359c;
/* rgb */ color: rgb(63, 53, 156);
/* oklch */ color: oklch(40.6% 0.161 280.9);

Tailwind

colors: {
  custom: {
    50: '#7e6dba',
    500: '#3f359c',
    950: '#000000',
  },
}

SCSS

$custom: #3f359c;
$custom-light: #7e6dba;
$custom-dark: #000000;

JSON

{
  "hex": "#3f359c",
  "rgb": {
    "r": 63,
    "g": 53,
    "b": 156
  },
  "hsl": {
    "h": 245.825,
    "s": 49.282,
    "l": 40.98
  },
  "oklch": {
    "l": 0.40618,
    "c": 0.16062,
    "h": 280.9
  },
  "luminance": 0.06003
}

Semantic roles & 50–950 ramp

primary

#3F359C

secondary

#B3BA72

accent

#D94FCB

background

#F8F6FB

surface

#EFEBF6

border

#CAC6D0

text

#0B0712

muted

#7C7A81

Preview Lab

Preview with #3F359C

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

Preview Lab → · Contrast checker → · Palette generator →