#3F3BDA#3F3BDA

#3F3BDA is a mid, highly saturated blue. Relative luminance 0.092; OKLCH L 47.4% C 0.232 H 274.1°. Best body text is #FFFFFF at 7.37:1 contrast (WCAG AA passes).

Color values

HEX	#3F3BDA
RGB	rgb(63, 59, 218)
HSL	hsl(242, 68%, 54%)
HSV	hsv(242, 73%, 85%)
CMYK	cmyk(71.1%, 72.9%, 0%, 14.5%)
CIE-LAB	lab(36.45, 51.50, -79.88)
CIE-LCH	lch(36.45, 95.05, 302.81°)
OKLab	oklab(47.42% 0.0167 -0.231)
OKLCH	oklch(47.42% 0.232 274.1)
XYZ	xyz(16.2645, 9.2450, 67.2434)
Luminance	0.0925 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 2.96

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F3BDA #D6DA3B

analogous

#3B87DA #3F3BDA #8E3BDA

triadic

#3F3BDA #DA3F3B #3BDA3F

tetradic

#3F3BDA #DA3B87 #D6DA3B #3BDA8E

square

#3F3BDA #DA3B87 #D6DA3B #3BDA8E

split-complementary

#3F3BDA #DA8E3B #87DA3B

monochromatic

#1B1982 #2622B6 #3F3BDA #716EE4 #A4A2ED

Accessibility & contrast

On white

7.37

#3F3BDA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.85

#3F3BDA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F3BDA

7.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F3BDA	#FFFFFF	#000000	##FFFFFF
##3F3BDA	1.00	7.37	2.85	7.37
#FFFFFF	7.37	1.00	21.00	1.00
#000000	2.85	21.00	1.00	21.00
##FFFFFF	7.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DDF

Deuteranopia (green-blind)

#004ED7

Tritanopia (blue-blind)

#006987

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #3f3bda;
/* rgb */ color: rgb(63, 59, 218);
/* oklch */ color: oklch(47.4% 0.232 274.1);

Tailwind

colors: {
  custom: {
    50: '#8a73e7',
    500: '#3f3bda',
    950: '#000000',
  },
}

SCSS

$custom: #3f3bda;
$custom-light: #8a73e7;
$custom-dark: #000000;

JSON

{
  "hex": "#3f3bda",
  "rgb": {
    "r": 63,
    "g": 59,
    "b": 218
  },
  "hsl": {
    "h": 241.509,
    "s": 68.24,
    "l": 54.314
  },
  "oklch": {
    "l": 0.47415,
    "c": 0.23164,
    "h": 274.1
  },
  "luminance": 0.09247
}

Semantic roles & 50–950 ramp

primary

#3F3BDA

secondary

#D8DA97

accent

#EB3DE7

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0816

muted

#7E7B84

Preview Lab

Preview with #3F3BDA

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

Preview Lab → · Contrast checker → · Palette generator →