#3726A5#3726A5

#3726A5 is a dark, vivid blue. Relative luminance 0.049; OKLCH L 38.6% C 0.190 H 278.7°. Best body text is #FFFFFF at 10.59:1 contrast (WCAG AA passes).

Color values

HEX	#3726A5
RGB	rgb(55, 38, 165)
HSL	hsl(248, 63%, 40%)
HSV	hsv(248, 77%, 65%)
CMYK	cmyk(66.7%, 77%, 0%, 35.3%)
CIE-LAB	lab(26.49, 45.24, -65.12)
CIE-LCH	lch(26.49, 79.29, 304.79°)
OKLab	oklab(38.62% 0.0288 -0.1881)
OKLCH	oklch(38.62% 0.19 278.7)
XYZ	xyz(9.0580, 4.9143, 36.0612)
Luminance	0.0491 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3726A5 #94A526

analogous

#2655A5 #3726A5 #7626A5

triadic

#3726A5 #A53726 #26A537

tetradic

#3726A5 #A52655 #94A526 #26A576

square

#3726A5 #A52655 #94A526 #26A576

split-complementary

#3726A5 #A57626 #55A526

monochromatic

#160F42 #261B73 #3726A5 #4C37D1 #7869DC

Accessibility & contrast

On white

10.59

#3726A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#3726A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3726A5

10.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3726A5	#FFFFFF	#000000	##FFFFFF
##3726A5	1.00	10.59	1.98	10.59
#FFFFFF	10.59	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043A9

Deuteranopia (green-blind)

#0039A3

Tritanopia (blue-blind)

#004B64

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #3726a5;
/* rgb */ color: rgb(55, 38, 165);
/* oklch */ color: oklch(38.6% 0.190 278.7);

Tailwind

colors: {
  custom: {
    50: '#7d63c1',
    500: '#3726a5',
    950: '#000000',
  },
}

SCSS

$custom: #3726a5;
$custom-light: #7d63c1;
$custom-dark: #000000;

JSON

{
  "hex": "#3726a5",
  "rgb": {
    "r": 55,
    "g": 38,
    "b": 165
  },
  "hsl": {
    "h": 248.031,
    "s": 62.562,
    "l": 39.804
  },
  "oklch": {
    "l": 0.38618,
    "c": 0.19025,
    "h": 278.7
  },
  "luminance": 0.04915
}

Semantic roles & 50–950 ramp

primary

#3726A5

secondary

#B6C364

accent

#E642D0

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0512

muted

#7C7A81

Preview Lab

Preview with #3726A5

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

Preview Lab → · Contrast checker → · Palette generator →