#3F359D#3F359D

#3F359D is a dark, vivid blue. Relative luminance 0.060; OKLCH L 40.7% C 0.162 H 280.7°. Best body text is #FFFFFF at 9.51:1 contrast (WCAG AA passes).

Color values

HEX	#3F359D
RGB	rgb(63, 53, 157)
HSL	hsl(246, 50%, 41%)
HSV	hsv(246, 66%, 62%)
CMYK	cmyk(59.9%, 66.2%, 0%, 38.4%)
CIE-LAB	lab(29.50, 35.14, -55.29)
CIE-LCH	lch(29.50, 65.51, 302.44°)
OKLab	oklab(40.71% 0.0302 -0.1591)
OKLCH	oklch(40.71% 0.162 280.7)
XYZ	xyz(9.4069, 6.0366, 32.5612)
Luminance	0.0604 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.70

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F359D #939D35

analogous

#355F9D #3F359D #73359D

triadic

#3F359D #9D3F35 #359D3F

tetradic

#3F359D #9D355F #939D35 #359D73

square

#3F359D #9D355F #939D35 #359D73

split-complementary

#3F359D #9D7335 #5F9D35

monochromatic

#1A1641 #2D266F #3F359D #584CC3 #837AD2

Accessibility & contrast

On white

9.51

#3F359D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#3F359D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F359D

9.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F359D	#FFFFFF	#000000	##FFFFFF
##3F359D	1.00	9.51	2.21	9.51
#FFFFFF	9.51	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049A0

Deuteranopia (green-blind)

#00429B

Tritanopia (blue-blind)

#004F64

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #3f359d;
/* rgb */ color: rgb(63, 53, 157);
/* oklch */ color: oklch(40.7% 0.162 280.7);

Tailwind

colors: {
  custom: {
    50: '#7e6dbb',
    500: '#3f359d',
    950: '#000000',
  },
}

SCSS

$custom: #3f359d;
$custom-light: #7e6dbb;
$custom-dark: #000000;

JSON

{
  "hex": "#3f359d",
  "rgb": {
    "r": 63,
    "g": 53,
    "b": 157
  },
  "hsl": {
    "h": 245.769,
    "s": 49.524,
    "l": 41.176
  },
  "oklch": {
    "l": 0.40706,
    "c": 0.16196,
    "h": 280.7
  },
  "luminance": 0.06037
}

Semantic roles & 50–950 ramp

primary

#3F359D

secondary

#B4BB73

accent

#D94FCC

background

#F8F6FB

surface

#EFEBF6

border

#CAC6D0

text

#0B0712

muted

#7C7A81

Preview Lab

Preview with #3F359D

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

Preview Lab → · Contrast checker → · Palette generator →