#3F2CB3#3F2CB3

#3F2CB3 is a dark, vivid blue. Relative luminance 0.061; OKLCH L 41.5% C 0.200 H 279.5°. Best body text is #FFFFFF at 9.45:1 contrast (WCAG AA passes).

Color values

HEX	#3F2CB3
RGB	rgb(63, 44, 179)
HSL	hsl(248, 61%, 44%)
HSV	hsv(248, 75%, 70%)
CMYK	cmyk(64.8%, 75.4%, 0%, 29.8%)
CIE-LAB	lab(29.69, 47.33, -68.22)
CIE-LCH	lch(29.69, 83.03, 304.75°)
OKLab	oklab(41.47% 0.0331 -0.1969)
OKLCH	oklch(41.47% 0.2 279.5)
XYZ	xyz(11.0847, 6.1119, 43.2347)
Luminance	0.0611 (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

#3F2CB3 #A0B32C

analogous

#2C5CB3 #3F2CB3 #822CB3

triadic

#3F2CB3 #B33F2C #2CB33F

tetradic

#3F2CB3 #B32C5C #A0B32C #2CB382

square

#3F2CB3 #B32C5C #A0B32C #2CB382

split-complementary

#3F2CB3 #B3822C #5CB32C

monochromatic

#1C1451 #2E2082 #3F2CB3 #5D4AD2 #897BDF

Accessibility & contrast

On white

9.45

#3F2CB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#3F2CB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F2CB3

9.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F2CB3	#FFFFFF	#000000	##FFFFFF
##3F2CB3	1.00	9.45	2.22	9.45
#FFFFFF	9.45	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BB7

Deuteranopia (green-blind)

#0041B1

Tritanopia (blue-blind)

#00536E

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #3f2cb3;
/* rgb */ color: rgb(63, 44, 179);
/* oklch */ color: oklch(41.5% 0.200 279.5);

Tailwind

colors: {
  custom: {
    50: '#8368cb',
    500: '#3f2cb3',
    950: '#000000',
  },
}

SCSS

$custom: #3f2cb3;
$custom-light: #8368cb;
$custom-dark: #000000;

JSON

{
  "hex": "#3f2cb3",
  "rgb": {
    "r": 63,
    "g": 44,
    "b": 179
  },
  "hsl": {
    "h": 248.444,
    "s": 60.538,
    "l": 43.725
  },
  "oklch": {
    "l": 0.41467,
    "c": 0.1997,
    "h": 279.5
  },
  "luminance": 0.06113
}

Semantic roles & 50–950 ramp

primary

#3F2CB3

secondary

#BBC774

accent

#E444CD

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #3F2CB3

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

Preview Lab → · Contrast checker → · Palette generator →