#3F3BCF#3F3BCF

#3F3BCF is a mid, highly saturated blue. Relative luminance 0.087; OKLCH L 46.3% C 0.218 H 274.9°. Best body text is #FFFFFF at 7.67:1 contrast (WCAG AA passes).

Color values

HEX	#3F3BCF
RGB	rgb(63, 59, 207)
HSL	hsl(242, 61%, 52%)
HSV	hsv(242, 71%, 81%)
CMYK	cmyk(69.6%, 71.5%, 0%, 18.8%)
CIE-LAB	lab(35.38, 47.98, -75.31)
CIE-LCH	lch(35.38, 89.29, 302.50°)
OKLab	oklab(46.33% 0.0186 -0.2177)
OKLCH	oklch(46.33% 0.218 274.9)
XYZ	xyz(14.8726, 8.6883, 59.9126)
Luminance	0.0869 (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

#3F3BCF #CBCF3B

analogous

#3B81CF #3F3BCF #893BCF

triadic

#3F3BCF #CF3F3B #3BCF3F

tetradic

#3F3BCF #CF3B81 #CBCF3B #3BCF89

square

#3F3BCF #CF3B81 #CBCF3B #3BCF89

split-complementary

#3F3BCF #CF893B #81CF3B

monochromatic

#1F1C73 #2C28A5 #3F3BCF #6F6CDB #9F9DE7

Accessibility & contrast

On white

7.67

#3F3BCF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.74

#3F3BCF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F3BCF

7.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F3BCF	#FFFFFF	#000000	##FFFFFF
##3F3BCF	1.00	7.67	2.74	7.67
#FFFFFF	7.67	1.00	21.00	1.00
#000000	2.74	21.00	1.00	21.00
##FFFFFF	7.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AD3

Deuteranopia (green-blind)

#004CCC

Tritanopia (blue-blind)

#006581

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #3f3bcf;
/* rgb */ color: rgb(63, 59, 207);
/* oklch */ color: oklch(46.3% 0.218 274.9);

Tailwind

colors: {
  custom: {
    50: '#8873df',
    500: '#3f3bcf',
    950: '#000000',
  },
}

SCSS

$custom: #3f3bcf;
$custom-light: #8873df;
$custom-dark: #000000;

JSON

{
  "hex": "#3f3bcf",
  "rgb": {
    "r": 63,
    "g": 59,
    "b": 207
  },
  "hsl": {
    "h": 241.622,
    "s": 60.656,
    "l": 52.157
  },
  "oklch": {
    "l": 0.46327,
    "c": 0.21849,
    "h": 274.9
  },
  "luminance": 0.0869
}

Semantic roles & 50–950 ramp

primary

#3F3BCF

secondary

#D1D393

accent

#E444DF

background

#F9F7FD

surface

#F1EDFB

border

#CBC8D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #3F3BCF

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

Preview Lab → · Contrast checker → · Palette generator →