#3821CA#3821CA

#3821CA is a dark, highly saturated blue. Relative luminance 0.062; OKLCH L 42.2% C 0.237 H 275.3°. Best body text is #FFFFFF at 9.38:1 contrast (WCAG AA passes).

Color values

HEX	#3821CA
RGB	rgb(56, 33, 202)
HSL	hsl(248, 72%, 46%)
HSV	hsv(248, 84%, 79%)
CMYK	cmyk(72.3%, 83.7%, 0%, 20.8%)
CIE-LAB	lab(29.89, 58.70, -81.48)
CIE-LCH	lch(29.89, 100.42, 305.77°)
OKLab	oklab(42.2% 0.022 -0.2355)
OKLCH	oklch(42.2% 0.237 275.3)
XYZ	xyz(12.8319, 6.1915, 56.3845)
Luminance	0.0619 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3821CA #B3CA21

analogous

#215ECA #3821CA #8C21CA

triadic

#3821CA #CA3821 #21CA38

tetradic

#3821CA #CA215E #B3CA21 #21CA8C

square

#3821CA #CA215E #B3CA21 #21CA8C

split-complementary

#3821CA #CA8C21 #5ECA21

monochromatic

#1B1061 #291895 #3821CA #5C47E1 #8B7CEA

Accessibility & contrast

On white

9.38

#3821CA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#3821CA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3821CA

9.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3821CA	#FFFFFF	#000000	##FFFFFF
##3821CA	1.00	9.38	2.24	9.38
#FFFFFF	9.38	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DCE

Deuteranopia (green-blind)

#003FC7

Tritanopia (blue-blind)

#005879

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #3821ca;
/* rgb */ color: rgb(56, 33, 202);
/* oklch */ color: oklch(42.2% 0.237 275.3);

Tailwind

colors: {
  custom: {
    50: '#8663dc',
    500: '#3821ca',
    950: '#000000',
  },
}

SCSS

$custom: #3821ca;
$custom-light: #8663dc;
$custom-dark: #000000;

JSON

{
  "hex": "#3821ca",
  "rgb": {
    "r": 56,
    "g": 33,
    "b": 202
  },
  "hsl": {
    "h": 248.166,
    "s": 71.915,
    "l": 46.078
  },
  "oklch": {
    "l": 0.42202,
    "c": 0.23655,
    "h": 275.3
  },
  "luminance": 0.06193
}

Semantic roles & 50–950 ramp

primary

#3821CA

secondary

#C5D275

accent

#EF39D6

background

#F9F6FD

surface

#F1EBFB

border

#CBC6D4

text

#0D0615

muted

#7E7A83

Preview Lab

Preview with #3821CA

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

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