#3732B1#3732B1

#3732B1 is a dark, vivid blue. Relative luminance 0.063; OKLCH L 41.5% C 0.193 H 275.7°. Best body text is #FFFFFF at 9.32:1 contrast (WCAG AA passes).

Color values

HEX	#3732B1
RGB	rgb(55, 50, 177)
HSL	hsl(242, 56%, 45%)
HSV	hsv(242, 72%, 69%)
CMYK	cmyk(68.9%, 71.8%, 0%, 30.6%)
CIE-LAB	lab(30.08, 42.44, -66.42)
CIE-LCH	lch(30.08, 78.82, 302.58°)
OKLab	oklab(41.52% 0.0191 -0.1919)
OKLCH	oklch(41.52% 0.193 275.7)
XYZ	xyz(10.6494, 6.2668, 42.2348)
Luminance	0.0627 (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

#3732B1 #ACB132

analogous

#326DB1 #3732B1 #7732B1

triadic

#3732B1 #B13732 #32B137

tetradic

#3732B1 #B1326D #ACB132 #32B177

square

#3732B1 #B1326D #ACB132 #32B177

split-complementary

#3732B1 #B17732 #6DB132

monochromatic

#191752 #282581 #3732B1 #5752CE #8582DC

Accessibility & contrast

On white

9.32

#3732B1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#3732B1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3732B1

9.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3732B1	#FFFFFF	#000000	##FFFFFF
##3732B1	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)

#004CB5

Deuteranopia (green-blind)

#0041AF

Tritanopia (blue-blind)

#00556E

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #3732b1;
/* rgb */ color: rgb(55, 50, 177);
/* oklch */ color: oklch(41.5% 0.193 275.7);

Tailwind

colors: {
  custom: {
    50: '#7f6bc9',
    500: '#3732b1',
    950: '#000000',
  },
}

SCSS

$custom: #3732b1;
$custom-light: #7f6bc9;
$custom-dark: #000000;

JSON

{
  "hex": "#3732b1",
  "rgb": {
    "r": 55,
    "g": 50,
    "b": 177
  },
  "hsl": {
    "h": 242.362,
    "s": 55.947,
    "l": 44.51
  },
  "oklch": {
    "l": 0.41524,
    "c": 0.19288,
    "h": 275.7
  },
  "luminance": 0.06268
}

Semantic roles & 50–950 ramp

primary

#3732B1

secondary

#C2C57A

accent

#DF49D9

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #3732B1

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

Preview Lab → · Contrast checker → · Palette generator →