#3F2DB3#3F2DB3

#3F2DB3 is a dark, vivid blue. Relative luminance 0.062; OKLCH L 41.6% C 0.199 H 279.4°. Best body text is #FFFFFF at 9.39:1 contrast (WCAG AA passes).

Color values

HEX	#3F2DB3
RGB	rgb(63, 45, 179)
HSL	hsl(248, 60%, 44%)
HSV	hsv(248, 75%, 70%)
CMYK	cmyk(64.8%, 74.9%, 0%, 29.8%)
CIE-LAB	lab(29.88, 46.80, -67.91)
CIE-LCH	lch(29.88, 82.48, 304.57°)
OKLab	oklab(41.6% 0.0325 -0.196)
OKLCH	oklch(41.6% 0.199 279.4)
XYZ	xyz(11.1224, 6.1873, 43.2472)
Luminance	0.0619 (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

#3F2DB3 #A1B32D

analogous

#2D5EB3 #3F2DB3 #822DB3

triadic

#3F2DB3 #B33F2D #2DB33F

tetradic

#3F2DB3 #B32D5E #A1B32D #2DB382

square

#3F2DB3 #B32D5E #A1B32D #2DB382

split-complementary

#3F2DB3 #B3822D #5EB32D

monochromatic

#1D1451 #2E2182 #3F2DB3 #5D4BD2 #897CDE

Accessibility & contrast

On white

9.39

#3F2DB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#3F2DB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F2DB3

9.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F2DB3	#FFFFFF	#000000	##FFFFFF
##3F2DB3	1.00	9.39	2.24	9.39
#FFFFFF	9.39	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BB7

Deuteranopia (green-blind)

#0041B1

Tritanopia (blue-blind)

#00536E

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #3f2db3;
/* rgb */ color: rgb(63, 45, 179);
/* oklch */ color: oklch(41.6% 0.199 279.4);

Tailwind

colors: {
  custom: {
    50: '#8369cb',
    500: '#3f2db3',
    950: '#000000',
  },
}

SCSS

$custom: #3f2db3;
$custom-light: #8369cb;
$custom-dark: #000000;

JSON

{
  "hex": "#3f2db3",
  "rgb": {
    "r": 63,
    "g": 45,
    "b": 179
  },
  "hsl": {
    "h": 248.06,
    "s": 59.821,
    "l": 43.922
  },
  "oklch": {
    "l": 0.41599,
    "c": 0.19871,
    "h": 279.4
  },
  "luminance": 0.06188
}

Semantic roles & 50–950 ramp

primary

#3F2DB3

secondary

#BCC775

accent

#E345CE

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #3F2DB3

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

Preview Lab → · Contrast checker → · Palette generator →