#3732B7#3732B7

#3732B7 is a dark, highly saturated blue. Relative luminance 0.065; OKLCH L 42.1% C 0.200 H 275.2°. Best body text is #FFFFFF at 9.12:1 contrast (WCAG AA passes).

Color values

HEX	#3732B7
RGB	rgb(55, 50, 183)
HSL	hsl(242, 57%, 46%)
HSV	hsv(242, 73%, 72%)
CMYK	cmyk(69.9%, 72.7%, 0%, 28.2%)
CIE-LAB	lab(30.67, 44.42, -69.01)
CIE-LCH	lch(30.67, 82.07, 302.77°)
OKLab	oklab(42.12% 0.018 -0.1995)
OKLCH	oklch(42.12% 0.2 275.2)
XYZ	xyz(11.2606, 6.5113, 45.4539)
Luminance	0.0651 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Sapphire (survey)

#2138AB

ΔE00 3.73

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3732B7 #B2B732

analogous

#326FB7 #3732B7 #7A32B7

triadic

#3732B7 #B73732 #32B737

tetradic

#3732B7 #B7326F #B2B732 #32B77A

square

#3732B7 #B7326F #B2B732 #32B77A

split-complementary

#3732B7 #B77A32 #6FB732

monochromatic

#1A1857 #292587 #3732B7 #5A56D1 #8986DE

Accessibility & contrast

On white

9.12

#3732B7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#3732B7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3732B7

9.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3732B7	#FFFFFF	#000000	##FFFFFF
##3732B7	1.00	9.12	2.30	9.12
#FFFFFF	9.12	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EBB

Deuteranopia (green-blind)

#0042B5

Tritanopia (blue-blind)

#005871

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #3732b7;
/* rgb */ color: rgb(55, 50, 183);
/* oklch */ color: oklch(42.1% 0.200 275.2);

Tailwind

colors: {
  custom: {
    50: '#806cce',
    500: '#3732b7',
    950: '#000000',
  },
}

SCSS

$custom: #3732b7;
$custom-light: #806cce;
$custom-dark: #000000;

JSON

{
  "hex": "#3732b7",
  "rgb": {
    "r": 55,
    "g": 50,
    "b": 183
  },
  "hsl": {
    "h": 242.256,
    "s": 57.082,
    "l": 45.686
  },
  "oklch": {
    "l": 0.42124,
    "c": 0.20031,
    "h": 275.2
  },
  "luminance": 0.06512
}

Semantic roles & 50–950 ramp

primary

#3732B7

secondary

#C5C77D

accent

#E047DB

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0714

muted

#7D7A82

Preview Lab

Preview with #3732B7

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

Preview Lab → · Contrast checker → · Palette generator →