#3F2BB3#3F2BB3

#3F2BB3 is a dark, highly saturated blue. Relative luminance 0.060; OKLCH L 41.3% C 0.201 H 279.7°. Best body text is #FFFFFF at 9.51:1 contrast (WCAG AA passes).

Color values

HEX	#3F2BB3
RGB	rgb(63, 43, 179)
HSL	hsl(249, 61%, 44%)
HSV	hsv(249, 76%, 70%)
CMYK	cmyk(64.8%, 76%, 0%, 29.8%)
CIE-LAB	lab(29.51, 47.86, -68.52)
CIE-LCH	lch(29.51, 83.58, 304.93°)
OKLab	oklab(41.34% 0.0337 -0.1978)
OKLCH	oklch(41.34% 0.201 279.7)
XYZ	xyz(11.0479, 6.0383, 43.2224)
Luminance	0.0604 (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

#3F2BB3 #9FB32B

analogous

#2B5BB3 #3F2BB3 #832BB3

triadic

#3F2BB3 #B33F2B #2BB33F

tetradic

#3F2BB3 #B32B5B #9FB32B #2BB383

square

#3F2BB3 #B32B5B #9FB32B #2BB383

split-complementary

#3F2BB3 #B3832B #5BB32B

monochromatic

#1C1350 #2E1F82 #3F2BB3 #5D48D3 #8879DF

Accessibility & contrast

On white

9.51

#3F2BB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#3F2BB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F2BB3

9.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F2BB3	#FFFFFF	#000000	##FFFFFF
##3F2BB3	1.00	9.51	2.21	9.51
#FFFFFF	9.51	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AB7

Deuteranopia (green-blind)

#0040B1

Tritanopia (blue-blind)

#00526D

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #3f2bb3;
/* rgb */ color: rgb(63, 43, 179);
/* oklch */ color: oklch(41.3% 0.201 279.7);

Tailwind

colors: {
  custom: {
    50: '#8368cb',
    500: '#3f2bb3',
    950: '#000000',
  },
}

SCSS

$custom: #3f2bb3;
$custom-light: #8368cb;
$custom-dark: #000000;

JSON

{
  "hex": "#3f2bb3",
  "rgb": {
    "r": 63,
    "g": 43,
    "b": 179
  },
  "hsl": {
    "h": 248.824,
    "s": 61.261,
    "l": 43.529
  },
  "oklch": {
    "l": 0.41337,
    "c": 0.20066,
    "h": 279.7
  },
  "luminance": 0.06039
}

Semantic roles & 50–950 ramp

primary

#3F2BB3

secondary

#BBC773

accent

#E443CD

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #3F2BB3

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

Preview Lab → · Contrast checker → · Palette generator →