#3726A9#3726A9

#3726A9 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 39.0% C 0.195 H 278.2°. Best body text is #FFFFFF at 10.43:1 contrast (WCAG AA passes).

Color values

HEX	#3726A9
RGB	rgb(55, 38, 169)
HSL	hsl(248, 63%, 41%)
HSV	hsv(248, 78%, 66%)
CMYK	cmyk(67.5%, 77.5%, 0%, 33.7%)
CIE-LAB	lab(26.91, 46.49, -66.84)
CIE-LCH	lch(26.91, 81.42, 304.82°)
OKLab	oklab(39.04% 0.0278 -0.1931)
OKLCH	oklch(39.04% 0.195 278.2)
XYZ	xyz(9.4278, 5.0622, 38.0087)
Luminance	0.0506 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3726A9 #98A926

analogous

#2657A9 #3726A9 #7826A9

triadic

#3726A9 #A93726 #26A937

tetradic

#3726A9 #A92657 #98A926 #26A978

square

#3726A9 #A92657 #98A926 #26A978

split-complementary

#3726A9 #A97826 #57A926

monochromatic

#161045 #271B77 #3726A9 #4D3AD3 #7A6CDE

Accessibility & contrast

On white

10.43

#3726A9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#3726A9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3726A9

10.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3726A9	#FFFFFF	#000000	##FFFFFF
##3726A9	1.00	10.43	2.01	10.43
#FFFFFF	10.43	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045AD

Deuteranopia (green-blind)

#003AA7

Tritanopia (blue-blind)

#004D66

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #3726a9;
/* rgb */ color: rgb(55, 38, 169);
/* oklch */ color: oklch(39.0% 0.195 278.2);

Tailwind

colors: {
  custom: {
    50: '#7e64c4',
    500: '#3726a9',
    950: '#000000',
  },
}

SCSS

$custom: #3726a9;
$custom-light: #7e64c4;
$custom-dark: #000000;

JSON

{
  "hex": "#3726a9",
  "rgb": {
    "r": 55,
    "g": 38,
    "b": 169
  },
  "hsl": {
    "h": 247.786,
    "s": 63.285,
    "l": 40.588
  },
  "oklch": {
    "l": 0.3904,
    "c": 0.19506,
    "h": 278.2
  },
  "luminance": 0.05063
}

Semantic roles & 50–950 ramp

primary

#3726A9

secondary

#B8C467

accent

#E641D1

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0513

muted

#7C7A82

Preview Lab

Preview with #3726A9

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

Preview Lab → · Contrast checker → · Palette generator →