#3F2DBD#3F2DBD

#3F2DBD is a dark, highly saturated blue. Relative luminance 0.066; OKLCH L 42.6% C 0.211 H 278.2°. Best body text is #FFFFFF at 9.05:1 contrast (WCAG AA passes).

Color values

HEX	#3F2DBD
RGB	rgb(63, 45, 189)
HSL	hsl(248, 62%, 46%)
HSV	hsv(248, 76%, 74%)
CMYK	cmyk(66.7%, 76.2%, 0%, 25.9%)
CIE-LAB	lab(30.89, 49.89, -72.17)
CIE-LCH	lch(30.89, 87.73, 304.65°)
OKLab	oklab(42.62% 0.0301 -0.2085)
OKLCH	oklch(42.62% 0.211 278.2)
XYZ	xyz(12.1706, 6.6066, 48.7681)
Luminance	0.0661 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Indigo Blue

#3A18B1

ΔE00 4.30

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F2DBD #ABBD2D

analogous

#2D63BD #3F2DBD #872DBD

triadic

#3F2DBD #BD3F2D #2DBD3F

tetradic

#3F2DBD #BD2D63 #ABBD2D #2DBD87

square

#3F2DBD #BD2D63 #ABBD2D #2DBD87

split-complementary

#3F2DBD #BD872D #63BD2D

monochromatic

#1E155A #2F218C #3F2DBD #6252D6 #8F83E1

Accessibility & contrast

On white

9.05

#3F2DBD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#3F2DBD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F2DBD

9.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F2DBD	#FFFFFF	#000000	##FFFFFF
##3F2DBD	1.00	9.05	2.32	9.05
#FFFFFF	9.05	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EC1

Deuteranopia (green-blind)

#0043BA

Tritanopia (blue-blind)

#005773

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #3f2dbd;
/* rgb */ color: rgb(63, 45, 189);
/* oklch */ color: oklch(42.6% 0.211 278.2);

Tailwind

colors: {
  custom: {
    50: '#8569d2',
    500: '#3f2dbd',
    950: '#000000',
  },
}

SCSS

$custom: #3f2dbd;
$custom-light: #8569d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3f2dbd",
  "rgb": {
    "r": 63,
    "g": 45,
    "b": 189
  },
  "hsl": {
    "h": 247.5,
    "s": 61.538,
    "l": 45.882
  },
  "oklch": {
    "l": 0.42616,
    "c": 0.21062,
    "h": 278.2
  },
  "luminance": 0.06608
}

Semantic roles & 50–950 ramp

primary

#3F2DBD

secondary

#C1CB7B

accent

#E543D0

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0D0614

muted

#7D7A83

Preview Lab

Preview with #3F2DBD

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

Preview Lab → · Contrast checker → · Palette generator →