#3F2DB5#3F2DB5

#3F2DB5 is a dark, highly saturated blue. Relative luminance 0.063; OKLCH L 41.8% C 0.201 H 279.2°. Best body text is #FFFFFF at 9.32:1 contrast (WCAG AA passes).

Color values

HEX	#3F2DB5
RGB	rgb(63, 45, 181)
HSL	hsl(248, 60%, 44%)
HSV	hsv(248, 75%, 71%)
CMYK	cmyk(65.2%, 75.1%, 0%, 29%)
CIE-LAB	lab(30.08, 47.42, -68.77)
CIE-LCH	lch(30.08, 83.54, 304.59°)
OKLab	oklab(41.8% 0.032 -0.1985)
OKLCH	oklch(41.8% 0.201 279.2)
XYZ	xyz(11.3261, 6.2688, 44.3202)
Luminance	0.0627 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Indigo Blue

#3A18B1

ΔE00 3.94

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F2DB5 #A3B52D

analogous

#2D5FB5 #3F2DB5 #832DB5

triadic

#3F2DB5 #B53F2D #2DB53F

tetradic

#3F2DB5 #B52D5F #A3B52D #2DB583

square

#3F2DB5 #B52D5F #A3B52D #2DB583

split-complementary

#3F2DB5 #B5832D #5FB52D

monochromatic

#1D1553 #2E2184 #3F2DB5 #5E4DD3 #8A7EDF

Accessibility & contrast

On white

9.32

#3F2DB5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#3F2DB5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F2DB5

9.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F2DB5	#FFFFFF	#000000	##FFFFFF
##3F2DB5	1.00	9.32	2.25	9.32
#FFFFFF	9.32	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CB9

Deuteranopia (green-blind)

#0041B3

Tritanopia (blue-blind)

#00546F

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #3f2db5;
/* rgb */ color: rgb(63, 45, 181);
/* oklch */ color: oklch(41.8% 0.201 279.2);

Tailwind

colors: {
  custom: {
    50: '#8469cc',
    500: '#3f2db5',
    950: '#000000',
  },
}

SCSS

$custom: #3f2db5;
$custom-light: #8469cc;
$custom-dark: #000000;

JSON

{
  "hex": "#3f2db5",
  "rgb": {
    "r": 63,
    "g": 45,
    "b": 181
  },
  "hsl": {
    "h": 247.941,
    "s": 60.177,
    "l": 44.314
  },
  "oklch": {
    "l": 0.418,
    "c": 0.20111,
    "h": 279.2
  },
  "luminance": 0.0627
}

Semantic roles & 50–950 ramp

primary

#3F2DB5

secondary

#BDC776

accent

#E344CE

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0614

muted

#7D7A82

Preview Lab

Preview with #3F2DB5

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

Preview Lab → · Contrast checker → · Palette generator →