#3734AC#3734AC

#3734AC is a dark, vivid blue. Relative luminance 0.062; OKLCH L 41.3% C 0.184 H 275.8°. Best body text is #FFFFFF at 9.34:1 contrast (WCAG AA passes).

Color values

HEX	#3734AC
RGB	rgb(55, 52, 172)
HSL	hsl(242, 54%, 44%)
HSV	hsv(242, 70%, 67%)
CMYK	cmyk(68%, 69.8%, 0%, 32.5%)
CIE-LAB	lab(30.02, 39.59, -63.51)
CIE-LCH	lch(30.02, 74.84, 301.94°)
OKLab	oklab(41.34% 0.0186 -0.1834)
OKLCH	oklch(41.34% 0.184 275.8)
XYZ	xyz(10.2475, 6.2458, 39.6873)
Luminance	0.0625 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3734AC #A9AC34

analogous

#346DAC #3734AC #7334AC

triadic

#3734AC #AC3734 #34AC37

tetradic

#3734AC #AC346D #A9AC34 #34AC73

square

#3734AC #AC346D #A9AC34 #34AC73

split-complementary

#3734AC #AC7334 #6DAC34

monochromatic

#19184E #28267D #3734AC #5552CB #8481D9

Accessibility & contrast

On white

9.34

#3734AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#3734AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3734AC

9.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3734AC	#FFFFFF	#000000	##FFFFFF
##3734AC	1.00	9.34	2.25	9.34
#FFFFFF	9.34	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CB0

Deuteranopia (green-blind)

#0041AA

Tritanopia (blue-blind)

#00556C

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #3734ac;
/* rgb */ color: rgb(55, 52, 172);
/* oklch */ color: oklch(41.3% 0.184 275.8);

Tailwind

colors: {
  custom: {
    50: '#7e6cc6',
    500: '#3734ac',
    950: '#000000',
  },
}

SCSS

$custom: #3734ac;
$custom-light: #7e6cc6;
$custom-dark: #000000;

JSON

{
  "hex": "#3734ac",
  "rgb": {
    "r": 55,
    "g": 52,
    "b": 172
  },
  "hsl": {
    "h": 241.5,
    "s": 53.571,
    "l": 43.922
  },
  "oklch": {
    "l": 0.41341,
    "c": 0.18439,
    "h": 275.8
  },
  "luminance": 0.06247
}

Semantic roles & 50–950 ramp

primary

#3734AC

secondary

#C0C279

accent

#DD4BD9

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #3734AC

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

Preview Lab → · Contrast checker → · Palette generator →