#3F2BB5#3F2BB5

#3F2BB5 is a dark, highly saturated blue. Relative luminance 0.061; OKLCH L 41.5% C 0.203 H 279.4°. Best body text is #FFFFFF at 9.44:1 contrast (WCAG AA passes).

Color values

HEX	#3F2BB5
RGB	rgb(63, 43, 181)
HSL	hsl(249, 62%, 44%)
HSV	hsv(249, 76%, 71%)
CMYK	cmyk(65.2%, 76.2%, 0%, 29%)
CIE-LAB	lab(29.71, 48.47, -69.38)
CIE-LCH	lch(29.71, 84.63, 304.94°)
OKLab	oklab(41.54% 0.0332 -0.2003)
OKLCH	oklch(41.54% 0.203 279.4)
XYZ	xyz(11.2516, 6.1198, 44.2954)
Luminance	0.0612 (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

#3F2BB5 #A1B52B

analogous

#2B5CB5 #3F2BB5 #842BB5

triadic

#3F2BB5 #B53F2B #2BB53F

tetradic

#3F2BB5 #B52B5C #A1B52B #2BB584

square

#3F2BB5 #B52B5C #A1B52B #2BB584

split-complementary

#3F2BB5 #B5842B #5CB52B

monochromatic

#1D1452 #2E1F84 #3F2BB5 #5D49D4 #897BE0

Accessibility & contrast

On white

9.44

#3F2BB5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#3F2BB5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F2BB5

9.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F2BB5	#FFFFFF	#000000	##FFFFFF
##3F2BB5	1.00	9.44	2.22	9.44
#FFFFFF	9.44	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BB9

Deuteranopia (green-blind)

#0041B3

Tritanopia (blue-blind)

#00536E

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #3f2bb5;
/* rgb */ color: rgb(63, 43, 181);
/* oklch */ color: oklch(41.5% 0.203 279.4);

Tailwind

colors: {
  custom: {
    50: '#8468cc',
    500: '#3f2bb5',
    950: '#000000',
  },
}

SCSS

$custom: #3f2bb5;
$custom-light: #8468cc;
$custom-dark: #000000;

JSON

{
  "hex": "#3f2bb5",
  "rgb": {
    "r": 63,
    "g": 43,
    "b": 181
  },
  "hsl": {
    "h": 248.696,
    "s": 61.607,
    "l": 43.922
  },
  "oklch": {
    "l": 0.41541,
    "c": 0.20304,
    "h": 279.4
  },
  "luminance": 0.06121
}

Semantic roles & 50–950 ramp

primary

#3F2BB5

secondary

#BCC874

accent

#E543CD

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0614

muted

#7D7A82

Preview Lab

Preview with #3F2BB5

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

Preview Lab → · Contrast checker → · Palette generator →