#3746AC#3746AC

#3746AC is a dark, vivid blue. Relative luminance 0.082; OKLCH L 44.5% C 0.163 H 271.7°. Best body text is #FFFFFF at 7.97:1 contrast (WCAG AA passes).

Color values

HEX	#3746AC
RGB	rgb(55, 70, 172)
HSL	hsl(232, 52%, 45%)
HSV	hsv(232, 68%, 67%)
CMYK	cmyk(68%, 59.3%, 0%, 32.5%)
CIE-LAB	lab(34.33, 28.24, -56.47)
CIE-LCH	lch(34.33, 63.13, 296.57°)
OKLab	oklab(44.5% 0.0049 -0.1627)
OKLCH	oklch(44.5% 0.163 271.7)
XYZ	xyz(11.2096, 8.1701, 40.0080)
Luminance	0.0817 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3746AC #AC9D37

analogous

#3781AC #3746AC #6337AC

triadic

#3746AC #AC3746 #46AC37

tetradic

#3746AC #AC3781 #AC9D37 #37AC63

square

#3746AC #AC3781 #AC9D37 #37AC63

split-complementary

#3746AC #AC6337 #81AC37

monochromatic

#19204F #28337E #3746AC #5766C9 #8590D8

Accessibility & contrast

On white

7.97

#3746AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.63

#3746AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3746AC

7.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3746AC	#FFFFFF	#000000	##FFFFFF
##3746AC	1.00	7.97	2.63	7.97
#FFFFFF	7.97	1.00	21.00	1.00
#000000	2.63	21.00	1.00	21.00
##FFFFFF	7.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056AF

Deuteranopia (green-blind)

#004CAA

Tritanopia (blue-blind)

#005F72

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #3746ac;
/* rgb */ color: rgb(55, 70, 172);
/* oklch */ color: oklch(44.5% 0.163 271.7);

Tailwind

colors: {
  custom: {
    50: '#7c79c6',
    500: '#3746ac',
    950: '#000000',
  },
}

SCSS

$custom: #3746ac;
$custom-light: #7c79c6;
$custom-dark: #000000;

JSON

{
  "hex": "#3746ac",
  "rgb": {
    "r": 55,
    "g": 70,
    "b": 172
  },
  "hsl": {
    "h": 232.308,
    "s": 51.542,
    "l": 44.51
  },
  "oklch": {
    "l": 0.44496,
    "c": 0.16275,
    "h": 271.7
  },
  "luminance": 0.08171
}

Semantic roles & 50–950 ramp

primary

#3746AC

secondary

#C2B97D

accent

#C94DDB

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #3746AC

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

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