#3726AB#3726AB

#3726AB is a dark, vivid blue. Relative luminance 0.051; OKLCH L 39.3% C 0.197 H 277.9°. Best body text is #FFFFFF at 10.36:1 contrast (WCAG AA passes).

Color values

HEX	#3726AB
RGB	rgb(55, 38, 171)
HSL	hsl(248, 64%, 41%)
HSV	hsv(248, 78%, 67%)
CMYK	cmyk(67.8%, 77.8%, 0%, 32.9%)
CIE-LAB	lab(27.12, 47.11, -67.69)
CIE-LCH	lch(27.12, 82.47, 304.84°)
OKLab	oklab(39.25% 0.0273 -0.1955)
OKLCH	oklch(39.25% 0.197 277.9)
XYZ	xyz(9.6170, 5.1379, 39.0051)
Luminance	0.0514 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3726AB #9AAB26

analogous

#2657AB #3726AB #7926AB

triadic

#3726AB #AB3726 #26AB37

tetradic

#3726AB #AB2657 #9AAB26 #26AB79

square

#3726AB #AB2657 #9AAB26 #26AB79

split-complementary

#3726AB #AB7926 #57AB26

monochromatic

#171047 #271B79 #3726AB #4E3BD3 #7B6DDF

Accessibility & contrast

On white

10.36

#3726AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#3726AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3726AB

10.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3726AB	#FFFFFF	#000000	##FFFFFF
##3726AB	1.00	10.36	2.03	10.36
#FFFFFF	10.36	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045AF

Deuteranopia (green-blind)

#003BA9

Tritanopia (blue-blind)

#004D68

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #3726ab;
/* rgb */ color: rgb(55, 38, 171);
/* oklch */ color: oklch(39.3% 0.197 277.9);

Tailwind

colors: {
  custom: {
    50: '#7f64c5',
    500: '#3726ab',
    950: '#000000',
  },
}

SCSS

$custom: #3726ab;
$custom-light: #7f64c5;
$custom-dark: #000000;

JSON

{
  "hex": "#3726ab",
  "rgb": {
    "r": 55,
    "g": 38,
    "b": 171
  },
  "hsl": {
    "h": 247.669,
    "s": 63.636,
    "l": 40.98
  },
  "oklch": {
    "l": 0.39252,
    "c": 0.19744,
    "h": 277.9
  },
  "luminance": 0.05139
}

Semantic roles & 50–950 ramp

primary

#3726AB

secondary

#B9C568

accent

#E741D2

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0B0513

muted

#7C7A82

Preview Lab

Preview with #3726AB

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

Preview Lab → · Contrast checker → · Palette generator →