#3722A5#3722A5

#3722A5 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 38.1% C 0.194 H 279.2°. Best body text is #FFFFFF at 10.85:1 contrast (WCAG AA passes).

Color values

HEX	#3722A5
RGB	rgb(55, 34, 165)
HSL	hsl(250, 66%, 39%)
HSV	hsv(250, 79%, 65%)
CMYK	cmyk(66.7%, 79.4%, 0%, 35.3%)
CIE-LAB	lab(25.78, 47.28, -66.29)
CIE-LCH	lch(25.78, 81.42, 305.50°)
OKLab	oklab(38.12% 0.031 -0.1914)
OKLCH	oklch(38.12% 0.194 279.2)
XYZ	xyz(8.9369, 4.6722, 36.0209)
Luminance	0.0467 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3722A5 #90A522

analogous

#224FA5 #3722A5 #7922A5

triadic

#3722A5 #A53722 #22A537

tetradic

#3722A5 #A5224F #90A522 #22A579

square

#3722A5 #A5224F #90A522 #22A579

split-complementary

#3722A5 #A57922 #4FA522

monochromatic

#150D40 #261872 #3722A5 #4A30D4 #7763DF

Accessibility & contrast

On white

10.85

#3722A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#3722A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3722A5

10.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3722A5	#FFFFFF	#000000	##FFFFFF
##3722A5	1.00	10.85	1.93	10.85
#FFFFFF	10.85	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042A9

Deuteranopia (green-blind)

#0038A3

Tritanopia (blue-blind)

#004963

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #3722a5;
/* rgb */ color: rgb(55, 34, 165);
/* oklch */ color: oklch(38.1% 0.194 279.2);

Tailwind

colors: {
  custom: {
    50: '#7e61c1',
    500: '#3722a5',
    950: '#000000',
  },
}

SCSS

$custom: #3722a5;
$custom-light: #7e61c1;
$custom-dark: #000000;

JSON

{
  "hex": "#3722a5",
  "rgb": {
    "r": 55,
    "g": 34,
    "b": 165
  },
  "hsl": {
    "h": 249.618,
    "s": 65.829,
    "l": 39.02
  },
  "oklch": {
    "l": 0.38121,
    "c": 0.19392,
    "h": 279.2
  },
  "luminance": 0.04673
}

Semantic roles & 50–950 ramp

primary

#3722A5

secondary

#B4C45F

accent

#E93FCE

background

#F8F5FC

surface

#EFEAF8

border

#CAC6D1

text

#0B0512

muted

#7C7981

Preview Lab

Preview with #3722A5

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

Preview Lab → · Contrast checker → · Palette generator →