#3726A8#3726A8

#3726A8 is a dark, vivid blue. Relative luminance 0.050; OKLCH L 38.9% C 0.194 H 278.3°. Best body text is #FFFFFF at 10.47:1 contrast (WCAG AA passes).

Color values

HEX	#3726A8
RGB	rgb(55, 38, 168)
HSL	hsl(248, 63%, 40%)
HSV	hsv(248, 77%, 66%)
CMYK	cmyk(67.3%, 77.4%, 0%, 34.1%)
CIE-LAB	lab(26.81, 46.18, -66.41)
CIE-LCH	lch(26.81, 80.89, 304.81°)
OKLab	oklab(38.93% 0.028 -0.1918)
OKLCH	oklch(38.93% 0.194 278.3)
XYZ	xyz(9.3343, 5.0248, 37.5162)
Luminance	0.0503 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3726A8 #97A826

analogous

#2656A8 #3726A8 #7826A8

triadic

#3726A8 #A83726 #26A837

tetradic

#3726A8 #A82656 #97A826 #26A878

square

#3726A8 #A82656 #97A826 #26A878

split-complementary

#3726A8 #A87826 #56A826

monochromatic

#160F44 #271B76 #3726A8 #4D39D2 #7A6BDE

Accessibility & contrast

On white

10.47

#3726A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#3726A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3726A8

10.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3726A8	#FFFFFF	#000000	##FFFFFF
##3726A8	1.00	10.47	2.01	10.47
#FFFFFF	10.47	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044AC

Deuteranopia (green-blind)

#003AA6

Tritanopia (blue-blind)

#004C66

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #3726a8;
/* rgb */ color: rgb(55, 38, 168);
/* oklch */ color: oklch(38.9% 0.194 278.3);

Tailwind

colors: {
  custom: {
    50: '#7e64c3',
    500: '#3726a8',
    950: '#000000',
  },
}

SCSS

$custom: #3726a8;
$custom-light: #7e64c3;
$custom-dark: #000000;

JSON

{
  "hex": "#3726a8",
  "rgb": {
    "r": 55,
    "g": 38,
    "b": 168
  },
  "hsl": {
    "h": 247.846,
    "s": 63.107,
    "l": 40.392
  },
  "oklch": {
    "l": 0.38934,
    "c": 0.19386,
    "h": 278.3
  },
  "luminance": 0.05026
}

Semantic roles & 50–950 ramp

primary

#3726A8

secondary

#B8C466

accent

#E642D1

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0513

muted

#7C7A82

Preview Lab

Preview with #3726A8

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

Preview Lab → · Contrast checker → · Palette generator →