#3B47AA#3B47AA

#3B47AA is a dark, vivid blue. Relative luminance 0.083; OKLCH L 44.8% C 0.158 H 273.0°. Best body text is #FFFFFF at 7.87:1 contrast (WCAG AA passes).

Color values

HEX	#3B47AA
RGB	rgb(59, 71, 170)
HSL	hsl(234, 48%, 45%)
HSV	hsv(234, 65%, 67%)
CMYK	cmyk(65.3%, 58.2%, 0%, 33.3%)
CIE-LAB	lab(34.68, 27.50, -54.71)
CIE-LCH	lch(34.68, 61.23, 296.69°)
OKLab	oklab(44.77% 0.0083 -0.1574)
OKLCH	oklch(44.77% 0.158 273)
XYZ	xyz(11.3102, 8.3376, 39.0357)
Luminance	0.0834 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B47AA #AA9E3B

analogous

#3B7EAA #3B47AA #673BAA

triadic

#3B47AA #AA3B47 #47AA3B

tetradic

#3B47AA #AA3B7E #AA9E3B #3BAA67

square

#3B47AA #AA3B7E #AA9E3B #3BAA67

split-complementary

#3B47AA #AA673B #7EAA3B

monochromatic

#1B214F #2B347D #3B47AA #5C67C6 #8992D6

Accessibility & contrast

On white

7.87

#3B47AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#3B47AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B47AA

7.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B47AA	#FFFFFF	#000000	##FFFFFF
##3B47AA	1.00	7.87	2.67	7.87
#FFFFFF	7.87	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057AD

Deuteranopia (green-blind)

#004DA8

Tritanopia (blue-blind)

#005F71

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3b47aa;
/* rgb */ color: rgb(59, 71, 170);
/* oklch */ color: oklch(44.8% 0.158 273.0);

Tailwind

colors: {
  custom: {
    50: '#7e7ac4',
    500: '#3b47aa',
    950: '#000000',
  },
}

SCSS

$custom: #3b47aa;
$custom-light: #7e7ac4;
$custom-dark: #000000;

JSON

{
  "hex": "#3b47aa",
  "rgb": {
    "r": 59,
    "g": 71,
    "b": 170
  },
  "hsl": {
    "h": 233.514,
    "s": 48.472,
    "l": 44.902
  },
  "oklch": {
    "l": 0.44765,
    "c": 0.15762,
    "h": 273
  },
  "luminance": 0.08339
}

Semantic roles & 50–950 ramp

primary

#3B47AA

secondary

#C0BA80

accent

#C950D8

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #3B47AA

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

Preview Lab → · Contrast checker → · Palette generator →