#3F2CC1#3F2CC1

#3F2CC1 is a dark, highly saturated blue. Relative luminance 0.067; OKLCH L 42.9% C 0.216 H 277.9°. Best body text is #FFFFFF at 8.97:1 contrast (WCAG AA passes).

Color values

HEX	#3F2CC1
RGB	rgb(63, 44, 193)
HSL	hsl(248, 63%, 46%)
HSV	hsv(248, 77%, 76%)
CMYK	cmyk(67.4%, 77.2%, 0%, 24.3%)
CIE-LAB	lab(31.13, 51.61, -74.14)
CIE-LCH	lch(31.13, 90.33, 304.85°)
OKLab	oklab(42.91% 0.0297 -0.2142)
OKLCH	oklch(42.91% 0.216 277.9)
XYZ	xyz(12.5731, 6.7073, 51.0738)
Luminance	0.0671 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F2CC1 #AEC12C

analogous

#2C64C1 #3F2CC1 #8A2CC1

triadic

#3F2CC1 #C13F2C #2CC13F

tetradic

#3F2CC1 #C12C64 #AEC12C #2CC18A

square

#3F2CC1 #C12C64 #AEC12C #2CC18A

split-complementary

#3F2CC1 #C18A2C #64C12C

monochromatic

#1E155D #2F218F #3F2CC1 #6453D8 #9084E3

Accessibility & contrast

On white

8.97

#3F2CC1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.34

#3F2CC1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F2CC1

8.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F2CC1	#FFFFFF	#000000	##FFFFFF
##3F2CC1	1.00	8.97	2.34	8.97
#FFFFFF	8.97	1.00	21.00	1.00
#000000	2.34	21.00	1.00	21.00
##FFFFFF	8.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FC5

Deuteranopia (green-blind)

#0043BE

Tritanopia (blue-blind)

#005876

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #3f2cc1;
/* rgb */ color: rgb(63, 44, 193);
/* oklch */ color: oklch(42.9% 0.216 277.9);

Tailwind

colors: {
  custom: {
    50: '#8669d5',
    500: '#3f2cc1',
    950: '#000000',
  },
}

SCSS

$custom: #3f2cc1;
$custom-light: #8669d5;
$custom-dark: #000000;

JSON

{
  "hex": "#3f2cc1",
  "rgb": {
    "r": 63,
    "g": 44,
    "b": 193
  },
  "hsl": {
    "h": 247.651,
    "s": 62.869,
    "l": 46.471
  },
  "oklch": {
    "l": 0.42905,
    "c": 0.21622,
    "h": 277.9
  },
  "luminance": 0.06708
}

Semantic roles & 50–950 ramp

primary

#3F2CC1

secondary

#C2CC7D

accent

#E642D1

background

#F9F6FD

surface

#F1EBFA

border

#CBC6D3

text

#0D0614

muted

#7E7A83

Preview Lab

Preview with #3F2CC1

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

Preview Lab → · Contrast checker → · Palette generator →