#3841AD#3841AD

#3841AD is a dark, vivid blue. Relative luminance 0.076; OKLCH L 43.7% C 0.170 H 273.4°. Best body text is #FFFFFF at 8.31:1 contrast (WCAG AA passes).

Color values

HEX	#3841AD
RGB	rgb(56, 65, 173)
HSL	hsl(235, 51%, 45%)
HSV	hsv(235, 68%, 68%)
CMYK	cmyk(67.6%, 62.4%, 0%, 32.2%)
CIE-LAB	lab(33.22, 31.98, -58.88)
CIE-LCH	lch(33.22, 67.00, 298.50°)
OKLab	oklab(43.71% 0.01 -0.1698)
OKLCH	oklch(43.71% 0.17 273.4)
XYZ	xyz(11.0615, 7.6375, 40.4183)
Luminance	0.0764 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.76

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3841AD #ADA438

analogous

#387BAD #3841AD #6A38AD

triadic

#3841AD #AD3841 #41AD38

tetradic

#3841AD #AD387B #ADA438 #38AD6A

square

#3841AD #AD387B #ADA438 #38AD6A

split-complementary

#3841AD #AD6A38 #7BAD38

monochromatic

#1A1E51 #29307F #3841AD #5962C9 #878DD8

Accessibility & contrast

On white

8.31

#3841AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#3841AD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3841AD

8.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3841AD	#FFFFFF	#000000	##FFFFFF
##3841AD	1.00	8.31	2.53	8.31
#FFFFFF	8.31	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053B1

Deuteranopia (green-blind)

#0049AB

Tritanopia (blue-blind)

#005C71

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3841ad;
/* rgb */ color: rgb(56, 65, 173);
/* oklch */ color: oklch(43.7% 0.170 273.4);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#3841ad",
  "rgb": {
    "r": 56,
    "g": 65,
    "b": 173
  },
  "hsl": {
    "h": 235.385,
    "s": 51.092,
    "l": 44.902
  },
  "oklch": {
    "l": 0.4371,
    "c": 0.1701,
    "h": 273.4
  },
  "luminance": 0.07638
}

Semantic roles & 50–950 ramp

primary

#3841AD

secondary

#C2BD7F

accent

#D04DDB

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #3841AD

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

Preview Lab → · Contrast checker → · Palette generator →