#3F2BAA#3F2BAA

#3F2BAA is a dark, vivid blue. Relative luminance 0.057; OKLCH L 40.4% C 0.190 H 280.9°. Best body text is #FFFFFF at 9.83:1 contrast (WCAG AA passes).

Color values

HEX	#3F2BAA
RGB	rgb(63, 43, 170)
HSL	hsl(249, 60%, 42%)
HSV	hsv(249, 75%, 67%)
CMYK	cmyk(62.9%, 74.7%, 0%, 33.3%)
CIE-LAB	lab(28.61, 45.08, -64.62)
CIE-LCH	lch(28.61, 78.79, 304.90°)
OKLab	oklab(40.43% 0.0358 -0.1864)
OKLCH	oklch(40.43% 0.19 280.9)
XYZ	xyz(10.1672, 5.6860, 38.5842)
Luminance	0.0569 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.20

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F2BAA #96AA2B

analogous

#2B57AA #3F2BAA #7F2BAA

triadic

#3F2BAA #AA3F2B #2BAA3F

tetradic

#3F2BAA #AA2B57 #96AA2B #2BAA7F

square

#3F2BAA #AA2B57 #96AA2B #2BAA7F

split-complementary

#3F2BAA #AA7F2B #57AA2B

monochromatic

#1B1248 #2D1F79 #3F2BAA #5943CF #8474DC

Accessibility & contrast

On white

9.83

#3F2BAA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#3F2BAA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F2BAA

9.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F2BAA	#FFFFFF	#000000	##FFFFFF
##3F2BAA	1.00	9.83	2.14	9.83
#FFFFFF	9.83	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048AE

Deuteranopia (green-blind)

#003FA8

Tritanopia (blue-blind)

#004F68

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #3f2baa;
/* rgb */ color: rgb(63, 43, 170);
/* oklch */ color: oklch(40.4% 0.190 280.9);

Tailwind

colors: {
  custom: {
    50: '#8267c4',
    500: '#3f2baa',
    950: '#000000',
  },
}

SCSS

$custom: #3f2baa;
$custom-light: #8267c4;
$custom-dark: #000000;

JSON

{
  "hex": "#3f2baa",
  "rgb": {
    "r": 63,
    "g": 43,
    "b": 170
  },
  "hsl": {
    "h": 249.449,
    "s": 59.624,
    "l": 41.765
  },
  "oklch": {
    "l": 0.4043,
    "c": 0.18984,
    "h": 280.9
  },
  "luminance": 0.05687
}

Semantic roles & 50–950 ramp

primary

#3F2BAA

secondary

#B6C36E

accent

#E345CA

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #3F2BAA

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

Preview Lab → · Contrast checker → · Palette generator →