#3841AC#3841AC

#3841AC is a dark, vivid blue. Relative luminance 0.076; OKLCH L 43.6% C 0.169 H 273.4°. Best body text is #FFFFFF at 8.33:1 contrast (WCAG AA passes).

Color values

HEX	#3841AC
RGB	rgb(56, 65, 172)
HSL	hsl(235, 51%, 45%)
HSV	hsv(235, 67%, 67%)
CMYK	cmyk(67.4%, 62.2%, 0%, 32.5%)
CIE-LAB	lab(33.13, 31.62, -58.42)
CIE-LCH	lch(33.13, 66.43, 298.43°)
OKLab	oklab(43.62% 0.0101 -0.1684)
OKLCH	oklch(43.62% 0.169 273.4)
XYZ	xyz(10.9651, 7.5989, 39.9106)
Luminance	0.0760 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.87

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3841AC #ACA338

analogous

#387BAC #3841AC #6938AC

triadic

#3841AC #AC3841 #41AC38

tetradic

#3841AC #AC387B #ACA338 #38AC69

square

#3841AC #AC387B #ACA338 #38AC69

split-complementary

#3841AC #AC6938 #7BAC38

monochromatic

#1A1E50 #29307E #3841AC #5861C9 #878DD8

Accessibility & contrast

On white

8.33

#3841AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#3841AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3841AC

8.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3841AC	#FFFFFF	#000000	##FFFFFF
##3841AC	1.00	8.33	2.52	8.33
#FFFFFF	8.33	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053AF

Deuteranopia (green-blind)

#0049AA

Tritanopia (blue-blind)

#005C70

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3841ac;
/* rgb */ color: rgb(56, 65, 172);
/* oklch */ color: oklch(43.6% 0.169 273.4);

Tailwind

colors: {
  custom: {
    50: '#7d75c6',
    500: '#3841ac',
    950: '#000000',
  },
}

SCSS

$custom: #3841ac;
$custom-light: #7d75c6;
$custom-dark: #000000;

JSON

{
  "hex": "#3841ac",
  "rgb": {
    "r": 56,
    "g": 65,
    "b": 172
  },
  "hsl": {
    "h": 235.345,
    "s": 50.877,
    "l": 44.706
  },
  "oklch": {
    "l": 0.43623,
    "c": 0.16874,
    "h": 273.4
  },
  "luminance": 0.076
}

Semantic roles & 50–950 ramp

primary

#3841AC

secondary

#C2BD7E

accent

#CF4DDA

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #3841AC

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

Preview Lab → · Contrast checker → · Palette generator →