#3F3BC6#3F3BC6

#3F3BC6 is a mid, highly saturated blue. Relative luminance 0.083; OKLCH L 45.5% C 0.207 H 275.5°. Best body text is #FFFFFF at 7.92:1 contrast (WCAG AA passes).

Color values

HEX	#3F3BC6
RGB	rgb(63, 59, 198)
HSL	hsl(242, 55%, 50%)
HSV	hsv(242, 70%, 78%)
CMYK	cmyk(68.2%, 70.2%, 0%, 22.4%)
CIE-LAB	lab(34.52, 45.06, -71.48)
CIE-LCH	lch(34.52, 84.50, 302.23°)
OKLab	oklab(45.46% 0.02 -0.2065)
OKLCH	oklch(45.46% 0.208 275.5)
XYZ	xyz(13.8036, 8.2606, 54.2822)
Luminance	0.0826 (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

#3F3BC6 #C2C63B

analogous

#3B7CC6 #3F3BC6 #853BC6

triadic

#3F3BC6 #C63F3B #3BC63F

tetradic

#3F3BC6 #C63B7C #C2C63B #3BC685

square

#3F3BC6 #C63B7C #C2C63B #3BC685

split-complementary

#3F3BC6 #C6853B #7CC63B

monochromatic

#201E68 #2F2C98 #3F3BC6 #6D6AD4 #9C9AE2

Accessibility & contrast

On white

7.92

#3F3BC6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#3F3BC6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F3BC6

7.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F3BC6	#FFFFFF	#000000	##FFFFFF
##3F3BC6	1.00	7.92	2.65	7.92
#FFFFFF	7.92	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057CA

Deuteranopia (green-blind)

#004BC3

Tritanopia (blue-blind)

#00617C

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #3f3bc6;
/* rgb */ color: rgb(63, 59, 198);
/* oklch */ color: oklch(45.5% 0.207 275.5);

Tailwind

colors: {
  custom: {
    50: '#8672d8',
    500: '#3f3bc6',
    950: '#000000',
  },
}

SCSS

$custom: #3f3bc6;
$custom-light: #8672d8;
$custom-dark: #000000;

JSON

{
  "hex": "#3f3bc6",
  "rgb": {
    "r": 63,
    "g": 59,
    "b": 198
  },
  "hsl": {
    "h": 241.727,
    "s": 54.941,
    "l": 50.392
  },
  "oklch": {
    "l": 0.45456,
    "c": 0.2075,
    "h": 275.5
  },
  "luminance": 0.08262
}

Semantic roles & 50–950 ramp

primary

#3F3BC6

secondary

#CCCD8F

accent

#DE4ADA

background

#F9F7FD

surface

#F1EDFB

border

#CBC8D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #3F3BC6

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

Preview Lab → · Contrast checker → · Palette generator →