#3F2BC1#3F2BC1

#3F2BC1 is a dark, highly saturated blue. Relative luminance 0.066; OKLCH L 42.8% C 0.217 H 278.0°. Best body text is #FFFFFF at 9.02:1 contrast (WCAG AA passes).

Color values

HEX	#3F2BC1
RGB	rgb(63, 43, 193)
HSL	hsl(248, 64%, 46%)
HSV	hsv(248, 78%, 76%)
CMYK	cmyk(67.4%, 77.7%, 0%, 24.3%)
CIE-LAB	lab(30.96, 52.11, -74.42)
CIE-LCH	lch(30.96, 90.85, 305.00°)
OKLab	oklab(42.78% 0.0302 -0.215)
OKLCH	oklch(42.78% 0.217 278)
XYZ	xyz(12.5363, 6.6337, 51.0615)
Luminance	0.0664 (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

#3F2BC1 #ADC12B

analogous

#2B62C1 #3F2BC1 #8A2BC1

triadic

#3F2BC1 #C13F2B #2BC13F

tetradic

#3F2BC1 #C12B62 #ADC12B #2BC18A

square

#3F2BC1 #C12B62 #ADC12B #2BC18A

split-complementary

#3F2BC1 #C18A2B #62C12B

monochromatic

#1E155D #2F208F #3F2BC1 #6351D8 #9083E3

Accessibility & contrast

On white

9.02

#3F2BC1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#3F2BC1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F2BC1

9.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F2BC1	#FFFFFF	#000000	##FFFFFF
##3F2BC1	1.00	9.02	2.33	9.02
#FFFFFF	9.02	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FC5

Deuteranopia (green-blind)

#0043BE

Tritanopia (blue-blind)

#005875

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #3f2bc1;
/* rgb */ color: rgb(63, 43, 193);
/* oklch */ color: oklch(42.8% 0.217 278.0);

Tailwind

colors: {
  custom: {
    50: '#8668d5',
    500: '#3f2bc1',
    950: '#000000',
  },
}

SCSS

$custom: #3f2bc1;
$custom-light: #8668d5;
$custom-dark: #000000;

JSON

{
  "hex": "#3f2bc1",
  "rgb": {
    "r": 63,
    "g": 43,
    "b": 193
  },
  "hsl": {
    "h": 248,
    "s": 63.559,
    "l": 46.275
  },
  "oklch": {
    "l": 0.42784,
    "c": 0.21711,
    "h": 278
  },
  "luminance": 0.06635
}

Semantic roles & 50–950 ramp

primary

#3F2BC1

secondary

#C2CC7B

accent

#E741D1

background

#F9F6FD

surface

#F1EBFA

border

#CBC6D3

text

#0D0614

muted

#7E7A83

Preview Lab

Preview with #3F2BC1

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

Preview Lab → · Contrast checker → · Palette generator →