#3F2CA7#3F2CA7

#3F2CA7 is a dark, vivid blue. Relative luminance 0.056; OKLCH L 40.3% C 0.185 H 281.2°. Best body text is #FFFFFF at 9.86:1 contrast (WCAG AA passes).

Color values

HEX	#3F2CA7
RGB	rgb(63, 44, 167)
HSL	hsl(249, 58%, 41%)
HSV	hsv(249, 74%, 65%)
CMYK	cmyk(62.3%, 73.7%, 0%, 34.5%)
CIE-LAB	lab(28.50, 43.61, -62.98)
CIE-LCH	lch(28.50, 76.60, 304.70°)
OKLab	oklab(40.27% 0.0358 -0.1816)
OKLCH	oklch(40.27% 0.185 281.2)
XYZ	xyz(9.9234, 5.6474, 37.1189)
Luminance	0.0565 (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

#3F2CA7 #94A72C

analogous

#2C57A7 #3F2CA7 #7D2CA7

triadic

#3F2CA7 #A73F2C #2CA73F

tetradic

#3F2CA7 #A72C57 #94A72C #2CA77D

square

#3F2CA7 #A72C57 #94A72C #2CA77D

split-complementary

#3F2CA7 #A77D2C #57A72C

monochromatic

#1A1246 #2D1F77 #3F2CA7 #5843CD #8373DA

Accessibility & contrast

On white

9.86

#3F2CA7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#3F2CA7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F2CA7

9.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F2CA7	#FFFFFF	#000000	##FFFFFF
##3F2CA7	1.00	9.86	2.13	9.86
#FFFFFF	9.86	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047AB

Deuteranopia (green-blind)

#003FA5

Tritanopia (blue-blind)

#004E67

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #3f2ca7;
/* rgb */ color: rgb(63, 44, 167);
/* oklch */ color: oklch(40.3% 0.185 281.2);

Tailwind

colors: {
  custom: {
    50: '#8168c2',
    500: '#3f2ca7',
    950: '#000000',
  },
}

SCSS

$custom: #3f2ca7;
$custom-light: #8168c2;
$custom-dark: #000000;

JSON

{
  "hex": "#3f2ca7",
  "rgb": {
    "r": 63,
    "g": 44,
    "b": 167
  },
  "hsl": {
    "h": 249.268,
    "s": 58.294,
    "l": 41.373
  },
  "oklch": {
    "l": 0.40269,
    "c": 0.18514,
    "h": 281.2
  },
  "luminance": 0.05648
}

Semantic roles & 50–950 ramp

primary

#3F2CA7

secondary

#B5C26D

accent

#E246CA

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #3F2CA7

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

Preview Lab → · Contrast checker → · Palette generator →