#3847AC#3847AC

#3847AC is a dark, vivid blue. Relative luminance 0.083; OKLCH L 44.7% C 0.161 H 271.8°. Best body text is #FFFFFF at 7.88:1 contrast (WCAG AA passes).

Color values

HEX	#3847AC
RGB	rgb(56, 71, 172)
HSL	hsl(232, 51%, 45%)
HSV	hsv(232, 67%, 67%)
CMYK	cmyk(67.4%, 58.7%, 0%, 32.5%)
CIE-LAB	lab(34.65, 27.74, -55.95)
CIE-LCH	lch(34.65, 62.45, 296.37°)
OKLab	oklab(44.75% 0.0051 -0.1611)
OKLCH	oklch(44.75% 0.161 271.8)
XYZ	xyz(11.3280, 8.3247, 40.0316)
Luminance	0.0833 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3847AC #AC9D38

analogous

#3881AC #3847AC #6338AC

triadic

#3847AC #AC3847 #47AC38

tetradic

#3847AC #AC3881 #AC9D38 #38AC63

square

#3847AC #AC3881 #AC9D38 #38AC63

split-complementary

#3847AC #AC6338 #81AC38

monochromatic

#1A2150 #29347E #3847AC #5867C9 #8791D8

Accessibility & contrast

On white

7.88

#3847AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#3847AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3847AC

7.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3847AC	#FFFFFF	#000000	##FFFFFF
##3847AC	1.00	7.88	2.67	7.88
#FFFFFF	7.88	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057AF

Deuteranopia (green-blind)

#004CAA

Tritanopia (blue-blind)

#006072

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #3847ac;
/* rgb */ color: rgb(56, 71, 172);
/* oklch */ color: oklch(44.7% 0.161 271.8);

Tailwind

colors: {
  custom: {
    50: '#7d7ac5',
    500: '#3847ac',
    950: '#000000',
  },
}

SCSS

$custom: #3847ac;
$custom-light: #7d7ac5;
$custom-dark: #000000;

JSON

{
  "hex": "#3847ac",
  "rgb": {
    "r": 56,
    "g": 71,
    "b": 172
  },
  "hsl": {
    "h": 232.241,
    "s": 50.877,
    "l": 44.706
  },
  "oklch": {
    "l": 0.44746,
    "c": 0.16121,
    "h": 271.8
  },
  "luminance": 0.08326
}

Semantic roles & 50–950 ramp

primary

#3847AC

secondary

#C2B97E

accent

#C84DDA

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #3847AC

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

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