#3F2CAB#3F2CAB

#3F2CAB is a dark, vivid blue. Relative luminance 0.058; OKLCH L 40.7% C 0.190 H 280.6°. Best body text is #FFFFFF at 9.72:1 contrast (WCAG AA passes).

Color values

HEX	#3F2CAB
RGB	rgb(63, 44, 171)
HSL	hsl(249, 59%, 42%)
HSV	hsv(249, 74%, 67%)
CMYK	cmyk(63.2%, 74.3%, 0%, 32.9%)
CIE-LAB	lab(28.90, 44.85, -64.75)
CIE-LCH	lch(28.90, 78.77, 304.71°)
OKLab	oklab(40.66% 0.0349 -0.1868)
OKLCH	oklch(40.66% 0.19 280.6)
XYZ	xyz(10.2989, 5.7976, 39.0965)
Luminance	0.0580 (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

#3F2CAB #98AB2C

analogous

#2C59AB #3F2CAB #7E2CAB

triadic

#3F2CAB #AB3F2C #2CAB3F

tetradic

#3F2CAB #AB2C59 #98AB2C #2CAB7E

square

#3F2CAB #AB2C59 #98AB2C #2CAB7E

split-complementary

#3F2CAB #AB7E2C #59AB2C

monochromatic

#1B134A #2D1F7A #3F2CAB #5A45CF #8576DC

Accessibility & contrast

On white

9.72

#3F2CAB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#3F2CAB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F2CAB

9.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F2CAB	#FFFFFF	#000000	##FFFFFF
##3F2CAB	1.00	9.72	2.16	9.72
#FFFFFF	9.72	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049AF

Deuteranopia (green-blind)

#003FA9

Tritanopia (blue-blind)

#005069

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #3f2cab;
/* rgb */ color: rgb(63, 44, 171);
/* oklch */ color: oklch(40.7% 0.190 280.6);

Tailwind

colors: {
  custom: {
    50: '#8268c5',
    500: '#3f2cab',
    950: '#000000',
  },
}

SCSS

$custom: #3f2cab;
$custom-light: #8268c5;
$custom-dark: #000000;

JSON

{
  "hex": "#3f2cab",
  "rgb": {
    "r": 63,
    "g": 44,
    "b": 171
  },
  "hsl": {
    "h": 248.976,
    "s": 59.07,
    "l": 42.157
  },
  "oklch": {
    "l": 0.40664,
    "c": 0.19003,
    "h": 280.6
  },
  "luminance": 0.05798
}

Semantic roles & 50–950 ramp

primary

#3F2CAB

secondary

#B7C36F

accent

#E246CB

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #3F2CAB

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

Preview Lab → · Contrast checker → · Palette generator →