#3725A6#3725A6

#3725A6 is a dark, vivid blue. Relative luminance 0.049; OKLCH L 38.6% C 0.192 H 278.7°. Best body text is #FFFFFF at 10.62:1 contrast (WCAG AA passes).

Color values

HEX	#3725A6
RGB	rgb(55, 37, 166)
HSL	hsl(248, 64%, 40%)
HSV	hsv(248, 78%, 65%)
CMYK	cmyk(66.9%, 77.7%, 0%, 34.9%)
CIE-LAB	lab(26.41, 46.07, -65.85)
CIE-LCH	lch(26.41, 80.37, 304.98°)
OKLab	oklab(38.6% 0.0291 -0.1902)
OKLCH	oklch(38.6% 0.192 278.7)
XYZ	xyz(9.1178, 4.8878, 36.5319)
Luminance	0.0489 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3725A6 #94A625

analogous

#2554A6 #3725A6 #7825A6

triadic

#3725A6 #A63725 #25A637

tetradic

#3725A6 #A62554 #94A625 #25A678

square

#3725A6 #A62554 #94A625 #25A678

split-complementary

#3725A6 #A67825 #54A625

monochromatic

#160F42 #261A74 #3725A6 #4C36D2 #7868DD

Accessibility & contrast

On white

10.62

#3725A6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#3725A6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3725A6

10.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3725A6	#FFFFFF	#000000	##FFFFFF
##3725A6	1.00	10.62	1.98	10.62
#FFFFFF	10.62	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043AA

Deuteranopia (green-blind)

#0039A4

Tritanopia (blue-blind)

#004B65

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #3725a6;
/* rgb */ color: rgb(55, 37, 166);
/* oklch */ color: oklch(38.6% 0.192 278.7);

Tailwind

colors: {
  custom: {
    50: '#7e63c2',
    500: '#3725a6',
    950: '#000000',
  },
}

SCSS

$custom: #3725a6;
$custom-light: #7e63c2;
$custom-dark: #000000;

JSON

{
  "hex": "#3725a6",
  "rgb": {
    "r": 55,
    "g": 37,
    "b": 166
  },
  "hsl": {
    "h": 248.372,
    "s": 63.547,
    "l": 39.804
  },
  "oklch": {
    "l": 0.38595,
    "c": 0.19239,
    "h": 278.7
  },
  "luminance": 0.04889
}

Semantic roles & 50–950 ramp

primary

#3725A6

secondary

#B6C364

accent

#E741D0

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0513

muted

#7C7A82

Preview Lab

Preview with #3725A6

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

Preview Lab → · Contrast checker → · Palette generator →