#3732AB#3732AB

#3732AB is a dark, vivid blue. Relative luminance 0.060; OKLCH L 40.9% C 0.185 H 276.2°. Best body text is #FFFFFF at 9.52:1 contrast (WCAG AA passes).

Color values

HEX	#3732AB
RGB	rgb(55, 50, 171)
HSL	hsl(242, 55%, 43%)
HSV	hsv(242, 71%, 67%)
CMYK	cmyk(67.8%, 70.8%, 0%, 32.9%)
CIE-LAB	lab(29.50, 40.45, -63.78)
CIE-LCH	lch(29.50, 75.53, 302.38°)
OKLab	oklab(40.93% 0.0201 -0.1842)
OKLCH	oklch(40.93% 0.185 276.2)
XYZ	xyz(10.0644, 6.0328, 39.1542)
Luminance	0.0603 (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

#3732AB #A6AB32

analogous

#3269AB #3732AB #7332AB

triadic

#3732AB #AB3732 #32AB37

tetradic

#3732AB #AB3269 #A6AB32 #32AB73

square

#3732AB #AB3269 #A6AB32 #32AB73

split-complementary

#3732AB #AB7332 #69AB32

monochromatic

#19164C #28247C #3732AB #544FCB #827ED9

Accessibility & contrast

On white

9.52

#3732AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#3732AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3732AB

9.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3732AB	#FFFFFF	#000000	##FFFFFF
##3732AB	1.00	9.52	2.21	9.52
#FFFFFF	9.52	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BAF

Deuteranopia (green-blind)

#0040A9

Tritanopia (blue-blind)

#00536B

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #3732ab;
/* rgb */ color: rgb(55, 50, 171);
/* oklch */ color: oklch(40.9% 0.185 276.2);

Tailwind

colors: {
  custom: {
    50: '#7e6bc5',
    500: '#3732ab',
    950: '#000000',
  },
}

SCSS

$custom: #3732ab;
$custom-light: #7e6bc5;
$custom-dark: #000000;

JSON

{
  "hex": "#3732ab",
  "rgb": {
    "r": 55,
    "g": 50,
    "b": 171
  },
  "hsl": {
    "h": 242.479,
    "s": 54.751,
    "l": 43.333
  },
  "oklch": {
    "l": 0.40932,
    "c": 0.18532,
    "h": 276.2
  },
  "luminance": 0.06034
}

Semantic roles & 50–950 ramp

primary

#3732AB

secondary

#BFC277

accent

#DE4AD8

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #3732AB

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

Preview Lab → · Contrast checker → · Palette generator →