#3F3EAD#3F3EAD

#3F3EAD is a dark, vivid blue. Relative luminance 0.075; OKLCH L 43.6% C 0.172 H 276.9°. Best body text is #FFFFFF at 8.39:1 contrast (WCAG AA passes).

Color values

HEX	#3F3EAD
RGB	rgb(63, 62, 173)
HSL	hsl(241, 47%, 46%)
HSV	hsv(241, 64%, 68%)
CMYK	cmyk(63.6%, 64.2%, 0%, 32.2%)
CIE-LAB	lab(32.96, 34.92, -59.28)
CIE-LCH	lch(32.96, 68.80, 300.50°)
OKLab	oklab(43.64% 0.0208 -0.1708)
OKLCH	oklch(43.64% 0.172 276.9)
XYZ	xyz(11.3129, 7.5182, 40.3821)
Luminance	0.0752 (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

#3F3EAD #ACAD3E

analogous

#3E74AD #3F3EAD #763EAD

triadic

#3F3EAD #AD3F3E #3EAD3F

tetradic

#3F3EAD #AD3E74 #ACAD3E #3EAD76

square

#3F3EAD #AD3E74 #ACAD3E #3EAD76

split-complementary

#3F3EAD #AD763E #74AD3E

monochromatic

#1E1E53 #2F2E80 #3F3EAD #6362C7 #8F8FD7

Accessibility & contrast

On white

8.39

#3F3EAD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#3F3EAD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F3EAD

8.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F3EAD	#FFFFFF	#000000	##FFFFFF
##3F3EAD	1.00	8.39	2.50	8.39
#FFFFFF	8.39	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052B1

Deuteranopia (green-blind)

#0049AB

Tritanopia (blue-blind)

#005A70

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #3f3ead;
/* rgb */ color: rgb(63, 62, 173);
/* oklch */ color: oklch(43.6% 0.172 276.9);

Tailwind

colors: {
  custom: {
    50: '#8173c6',
    500: '#3f3ead',
    950: '#000000',
  },
}

SCSS

$custom: #3f3ead;
$custom-light: #8173c6;
$custom-dark: #000000;

JSON

{
  "hex": "#3f3ead",
  "rgb": {
    "r": 63,
    "g": 62,
    "b": 173
  },
  "hsl": {
    "h": 240.541,
    "s": 47.234,
    "l": 46.078
  },
  "oklch": {
    "l": 0.43643,
    "c": 0.17207,
    "h": 276.9
  },
  "luminance": 0.07519
}

Semantic roles & 50–950 ramp

primary

#3F3EAD

secondary

#C1C285

accent

#D751D6

background

#F8F7FC

surface

#F0EDF8

border

#CBC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #3F3EAD

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

Preview Lab → · Contrast checker → · Palette generator →