#3746C7#3746C7

#3746C7 is a mid, vivid blue. Relative luminance 0.093; OKLCH L 46.9% C 0.199 H 271.1°. Best body text is #FFFFFF at 7.33:1 contrast (WCAG AA passes).

Color values

HEX	#3746C7
RGB	rgb(55, 70, 199)
HSL	hsl(234, 57%, 50%)
HSV	hsv(234, 72%, 78%)
CMYK	cmyk(72.4%, 64.8%, 0%, 22%)
CIE-LAB	lab(36.58, 37.85, -68.70)
CIE-LCH	lch(36.58, 78.43, 298.86°)
OKLab	oklab(46.85% 0.004 -0.1986)
OKLCH	oklch(46.85% 0.199 271.1)
XYZ	xyz(14.0710, 9.3146, 55.0781)
Luminance	0.0932 (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

#3746C7 #C7B837

analogous

#378EC7 #3746C7 #7037C7

triadic

#3746C7 #C73746 #46C737

tetradic

#3746C7 #C7378E #C7B837 #37C770

square

#3746C7 #C7378E #C7B837 #37C770

split-complementary

#3746C7 #C77037 #8EC737

monochromatic

#1C2467 #2A3597 #3746C7 #6672D5 #969EE2

Accessibility & contrast

On white

7.33

#3746C7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.86

#3746C7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3746C7

7.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3746C7	#FFFFFF	#000000	##FFFFFF
##3746C7	1.00	7.33	2.86	7.33
#FFFFFF	7.33	1.00	21.00	1.00
#000000	2.86	21.00	1.00	21.00
##FFFFFF	7.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DCB

Deuteranopia (green-blind)

#004FC5

Tritanopia (blue-blind)

#006880

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #3746c7;
/* rgb */ color: rgb(55, 70, 199);
/* oklch */ color: oklch(46.9% 0.199 271.1);

Tailwind

colors: {
  custom: {
    50: '#8279d9',
    500: '#3746c7',
    950: '#000000',
  },
}

SCSS

$custom: #3746c7;
$custom-light: #8279d9;
$custom-dark: #000000;

JSON

{
  "hex": "#3746c7",
  "rgb": {
    "r": 55,
    "g": 70,
    "b": 199
  },
  "hsl": {
    "h": 233.75,
    "s": 56.693,
    "l": 49.804
  },
  "oklch": {
    "l": 0.46851,
    "c": 0.1986,
    "h": 271.1
  },
  "luminance": 0.09316
}

Semantic roles & 50–950 ramp

primary

#3746C7

secondary

#CDC78C

accent

#D048E0

background

#F8F7FD

surface

#F0EDFB

border

#CBC8D4

text

#0C0915

muted

#7D7B83

Preview Lab

Preview with #3746C7

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

Preview Lab → · Contrast checker → · Palette generator →