#3726B9#3726B9

#3726B9 is a dark, highly saturated blue. Relative luminance 0.057; OKLCH L 40.8% C 0.214 H 276.3°. Best body text is #FFFFFF at 9.81:1 contrast (WCAG AA passes).

Color values

HEX	#3726B9
RGB	rgb(55, 38, 185)
HSL	hsl(247, 66%, 44%)
HSV	hsv(247, 79%, 73%)
CMYK	cmyk(70.3%, 79.5%, 0%, 27.5%)
CIE-LAB	lab(28.64, 51.40, -73.54)
CIE-LCH	lch(28.64, 89.73, 304.95°)
OKLab	oklab(40.76% 0.0236 -0.2126)
OKLCH	oklch(40.76% 0.214 276.3)
XYZ	xyz(11.0228, 5.7002, 46.4089)
Luminance	0.0570 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3726B9 #A8B926

analogous

#265EB9 #3726B9 #8026B9

triadic

#3726B9 #B93726 #26B937

tetradic

#3726B9 #B9265E #A8B926 #26B980

square

#3726B9 #B9265E #A8B926 #26B980

split-complementary

#3726B9 #B98026 #5EB926

monochromatic

#191153 #281C86 #3726B9 #5544D9 #8376E3

Accessibility & contrast

On white

9.81

#3726B9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#3726B9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3726B9

9.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3726B9	#FFFFFF	#000000	##FFFFFF
##3726B9	1.00	9.81	2.14	9.81
#FFFFFF	9.81	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004ABD

Deuteranopia (green-blind)

#003DB6

Tritanopia (blue-blind)

#005370

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #3726b9;
/* rgb */ color: rgb(55, 38, 185);
/* oklch */ color: oklch(40.8% 0.214 276.3);

Tailwind

colors: {
  custom: {
    50: '#8265cf',
    500: '#3726b9',
    950: '#000000',
  },
}

SCSS

$custom: #3726b9;
$custom-light: #8265cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3726b9",
  "rgb": {
    "r": 55,
    "g": 38,
    "b": 185
  },
  "hsl": {
    "h": 246.939,
    "s": 65.919,
    "l": 43.725
  },
  "oklch": {
    "l": 0.4076,
    "c": 0.21389,
    "h": 276.3
  },
  "luminance": 0.05701
}

Semantic roles & 50–950 ramp

primary

#3726B9

secondary

#C0CA70

accent

#E93FD5

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0614

muted

#7D7A82

Preview Lab

Preview with #3726B9

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

Preview Lab → · Contrast checker → · Palette generator →