#3F359E#3F359E

#3F359E is a dark, vivid blue. Relative luminance 0.061; OKLCH L 40.8% C 0.163 H 280.6°. Best body text is #FFFFFF at 9.48:1 contrast (WCAG AA passes).

Color values

HEX	#3F359E
RGB	rgb(63, 53, 158)
HSL	hsl(246, 50%, 41%)
HSV	hsv(246, 66%, 62%)
CMYK	cmyk(60.1%, 66.5%, 0%, 38%)
CIE-LAB	lab(29.59, 35.47, -55.76)
CIE-LCH	lch(29.59, 66.08, 302.46°)
OKLab	oklab(40.79% 0.0301 -0.1605)
OKLCH	oklch(40.79% 0.163 280.6)
XYZ	xyz(9.4926, 6.0709, 33.0127)
Luminance	0.0607 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.57

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F359E #949E35

analogous

#35609E #3F359E #74359E

triadic

#3F359E #9E3F35 #359E3F

tetradic

#3F359E #9E3560 #949E35 #359E74

square

#3F359E #9E3560 #949E35 #359E74

split-complementary

#3F359E #9E7435 #609E35

monochromatic

#1A1642 #2D2670 #3F359E #584DC3 #837BD3

Accessibility & contrast

On white

9.48

#3F359E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#3F359E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F359E

9.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F359E	#FFFFFF	#000000	##FFFFFF
##3F359E	1.00	9.48	2.21	9.48
#FFFFFF	9.48	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AA1

Deuteranopia (green-blind)

#00429C

Tritanopia (blue-blind)

#005064

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #3f359e;
/* rgb */ color: rgb(63, 53, 158);
/* oklch */ color: oklch(40.8% 0.163 280.6);

Tailwind

colors: {
  custom: {
    50: '#7f6dbc',
    500: '#3f359e',
    950: '#000000',
  },
}

SCSS

$custom: #3f359e;
$custom-light: #7f6dbc;
$custom-dark: #000000;

JSON

{
  "hex": "#3f359e",
  "rgb": {
    "r": 63,
    "g": 53,
    "b": 158
  },
  "hsl": {
    "h": 245.714,
    "s": 49.763,
    "l": 41.373
  },
  "oklch": {
    "l": 0.40795,
    "c": 0.16328,
    "h": 280.6
  },
  "luminance": 0.06072
}

Semantic roles & 50–950 ramp

primary

#3F359E

secondary

#B5BB73

accent

#D94FCC

background

#F8F6FB

surface

#EFEBF6

border

#CAC6D0

text

#0B0712

muted

#7C7A81

Preview Lab

Preview with #3F359E

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

Preview Lab → · Contrast checker → · Palette generator →