#3847AD#3847AD

#3847AD is a dark, vivid blue. Relative luminance 0.084; OKLCH L 44.8% C 0.163 H 271.8°. Best body text is #FFFFFF at 7.86:1 contrast (WCAG AA passes).

Color values

HEX	#3847AD
RGB	rgb(56, 71, 173)
HSL	hsl(232, 51%, 45%)
HSV	hsv(232, 68%, 68%)
CMYK	cmyk(67.6%, 59%, 0%, 32.2%)
CIE-LAB	lab(34.73, 28.10, -56.42)
CIE-LCH	lch(34.73, 63.03, 296.48°)
OKLab	oklab(44.83% 0.0051 -0.1625)
OKLCH	oklch(44.83% 0.163 271.8)
XYZ	xyz(11.4244, 8.3633, 40.5393)
Luminance	0.0836 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3847AD #AD9E38

analogous

#3881AD #3847AD #6438AD

triadic

#3847AD #AD3847 #47AD38

tetradic

#3847AD #AD3881 #AD9E38 #38AD64

square

#3847AD #AD3881 #AD9E38 #38AD64

split-complementary

#3847AD #AD6438 #81AD38

monochromatic

#1A2151 #29347F #3847AD #5967C9 #8792D8

Accessibility & contrast

On white

7.86

#3847AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#3847AD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3847AD

7.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3847AD	#FFFFFF	#000000	##FFFFFF
##3847AD	1.00	7.86	2.67	7.86
#FFFFFF	7.86	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057B0

Deuteranopia (green-blind)

#004DAB

Tritanopia (blue-blind)

#006073

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3847ad;
/* rgb */ color: rgb(56, 71, 173);
/* oklch */ color: oklch(44.8% 0.163 271.8);

Tailwind

colors: {
  custom: {
    50: '#7d7ac6',
    500: '#3847ad',
    950: '#000000',
  },
}

SCSS

$custom: #3847ad;
$custom-light: #7d7ac6;
$custom-dark: #000000;

JSON

{
  "hex": "#3847ad",
  "rgb": {
    "r": 56,
    "g": 71,
    "b": 173
  },
  "hsl": {
    "h": 232.308,
    "s": 51.092,
    "l": 44.902
  },
  "oklch": {
    "l": 0.44829,
    "c": 0.16258,
    "h": 271.8
  },
  "luminance": 0.08364
}

Semantic roles & 50–950 ramp

primary

#3847AD

secondary

#C2BA7F

accent

#C84DDB

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #3847AD

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

Preview Lab → · Contrast checker → · Palette generator →