#3F2DA4#3F2DA4

#3F2DA4 is a dark, vivid blue. Relative luminance 0.056; OKLCH L 40.1% C 0.180 H 281.4°. Best body text is #FFFFFF at 9.89:1 contrast (WCAG AA passes).

Color values

HEX	#3F2DA4
RGB	rgb(63, 45, 164)
HSL	hsl(249, 57%, 41%)
HSV	hsv(249, 73%, 64%)
CMYK	cmyk(61.6%, 72.6%, 0%, 35.7%)
CIE-LAB	lab(28.41, 42.11, -61.32)
CIE-LCH	lch(28.41, 74.39, 304.48°)
OKLab	oklab(40.12% 0.0357 -0.1768)
OKLCH	oklch(40.12% 0.18 281.4)
XYZ	xyz(9.6870, 5.6132, 35.6877)
Luminance	0.0561 (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

#3F2DA4 #92A42D

analogous

#2D56A4 #3F2DA4 #7A2DA4

triadic

#3F2DA4 #A43F2D #2DA43F

tetradic

#3F2DA4 #A42D56 #92A42D #2DA47A

square

#3F2DA4 #A42D56 #92A42D #2DA47A

split-complementary

#3F2DA4 #A47A2D #56A42D

monochromatic

#1A1344 #2D2074 #3F2DA4 #5743CB #8273D9

Accessibility & contrast

On white

9.89

#3F2DA4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#3F2DA4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F2DA4

9.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F2DA4	#FFFFFF	#000000	##FFFFFF
##3F2DA4	1.00	9.89	2.12	9.89
#FFFFFF	9.89	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047A8

Deuteranopia (green-blind)

#003FA2

Tritanopia (blue-blind)

#004E65

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #3f2da4;
/* rgb */ color: rgb(63, 45, 164);
/* oklch */ color: oklch(40.1% 0.180 281.4);

Tailwind

colors: {
  custom: {
    50: '#8068c0',
    500: '#3f2da4',
    950: '#000000',
  },
}

SCSS

$custom: #3f2da4;
$custom-light: #8068c0;
$custom-dark: #000000;

JSON

{
  "hex": "#3f2da4",
  "rgb": {
    "r": 63,
    "g": 45,
    "b": 164
  },
  "hsl": {
    "h": 249.076,
    "s": 56.938,
    "l": 40.98
  },
  "oklch": {
    "l": 0.40118,
    "c": 0.18035,
    "h": 281.4
  },
  "luminance": 0.05614
}

Semantic roles & 50–950 ramp

primary

#3F2DA4

secondary

#B3C06D

accent

#E048C9

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0B0612

muted

#7C7A81

Preview Lab

Preview with #3F2DA4

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

Preview Lab → · Contrast checker → · Palette generator →