#3F2EB0#3F2EB0

#3F2EB0 is a dark, vivid blue. Relative luminance 0.061; OKLCH L 41.4% C 0.194 H 279.6°. Best body text is #FFFFFF at 9.42:1 contrast (WCAG AA passes).

Color values

HEX	#3F2EB0
RGB	rgb(63, 46, 176)
HSL	hsl(248, 59%, 44%)
HSV	hsv(248, 74%, 69%)
CMYK	cmyk(64.2%, 73.9%, 0%, 31%)
CIE-LAB	lab(29.77, 45.33, -66.30)
CIE-LCH	lch(29.77, 80.31, 304.36°)
OKLab	oklab(41.43% 0.0325 -0.1913)
OKLCH	oklch(41.43% 0.194 279.6)
XYZ	xyz(10.8609, 6.1445, 41.6795)
Luminance	0.0614 (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

#3F2EB0 #9FB02E

analogous

#2E5EB0 #3F2EB0 #802EB0

triadic

#3F2EB0 #B03F2E #2EB03F

tetradic

#3F2EB0 #B02E5E #9FB02E #2EB080

square

#3F2EB0 #B02E5E #9FB02E #2EB080

split-complementary

#3F2EB0 #B0802E #5EB02E

monochromatic

#1C154F #2E217F #3F2EB0 #5D4BD0 #887CDD

Accessibility & contrast

On white

9.42

#3F2EB0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#3F2EB0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F2EB0

9.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F2EB0	#FFFFFF	#000000	##FFFFFF
##3F2EB0	1.00	9.42	2.23	9.42
#FFFFFF	9.42	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BB4

Deuteranopia (green-blind)

#0041AE

Tritanopia (blue-blind)

#00536C

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #3f2eb0;
/* rgb */ color: rgb(63, 46, 176);
/* oklch */ color: oklch(41.4% 0.194 279.6);

Tailwind

colors: {
  custom: {
    50: '#8369c9',
    500: '#3f2eb0',
    950: '#000000',
  },
}

SCSS

$custom: #3f2eb0;
$custom-light: #8369c9;
$custom-dark: #000000;

JSON

{
  "hex": "#3f2eb0",
  "rgb": {
    "r": 63,
    "g": 46,
    "b": 176
  },
  "hsl": {
    "h": 247.846,
    "s": 58.559,
    "l": 43.529
  },
  "oklch": {
    "l": 0.41434,
    "c": 0.19407,
    "h": 279.6
  },
  "luminance": 0.06145
}

Semantic roles & 50–950 ramp

primary

#3F2EB0

secondary

#BBC575

accent

#E246CD

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #3F2EB0

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

Preview Lab → · Contrast checker → · Palette generator →