#3725A5#3725A5

#3725A5 is a dark, vivid blue. Relative luminance 0.049; OKLCH L 38.5% C 0.191 H 278.8°. Best body text is #FFFFFF at 10.66:1 contrast (WCAG AA passes).

Color values

HEX	#3725A5
RGB	rgb(55, 37, 165)
HSL	hsl(248, 63%, 40%)
HSV	hsv(248, 78%, 65%)
CMYK	cmyk(66.7%, 77.6%, 0%, 35.3%)
CIE-LAB	lab(26.31, 45.76, -65.42)
CIE-LCH	lch(26.31, 79.84, 304.98°)
OKLab	oklab(38.49% 0.0294 -0.1889)
OKLCH	oklch(38.49% 0.191 278.8)
XYZ	xyz(9.0265, 4.8512, 36.0507)
Luminance	0.0485 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3725A5 #93A525

analogous

#2553A5 #3725A5 #7725A5

triadic

#3725A5 #A53725 #25A537

tetradic

#3725A5 #A52553 #93A525 #25A577

square

#3725A5 #A52553 #93A525 #25A577

split-complementary

#3725A5 #A57725 #53A525

monochromatic

#160F41 #261A73 #3725A5 #4B35D2 #7867DD

Accessibility & contrast

On white

10.66

#3725A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#3725A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3725A5

10.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3725A5	#FFFFFF	#000000	##FFFFFF
##3725A5	1.00	10.66	1.97	10.66
#FFFFFF	10.66	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043A9

Deuteranopia (green-blind)

#0039A3

Tritanopia (blue-blind)

#004B64

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #3725a5;
/* rgb */ color: rgb(55, 37, 165);
/* oklch */ color: oklch(38.5% 0.191 278.8);

Tailwind

colors: {
  custom: {
    50: '#7d63c1',
    500: '#3725a5',
    950: '#000000',
  },
}

SCSS

$custom: #3725a5;
$custom-light: #7d63c1;
$custom-dark: #000000;

JSON

{
  "hex": "#3725a5",
  "rgb": {
    "r": 55,
    "g": 37,
    "b": 165
  },
  "hsl": {
    "h": 248.438,
    "s": 63.366,
    "l": 39.608
  },
  "oklch": {
    "l": 0.3849,
    "c": 0.19119,
    "h": 278.8
  },
  "luminance": 0.04852
}

Semantic roles & 50–950 ramp

primary

#3725A5

secondary

#B5C363

accent

#E641CF

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0512

muted

#7C7A81

Preview Lab

Preview with #3725A5

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

Preview Lab → · Contrast checker → · Palette generator →