#3831CE#3831CE

#3831CE is a dark, highly saturated blue. Relative luminance 0.075; OKLCH L 44.4% C 0.229 H 273.8°. Best body text is #FFFFFF at 8.40:1 contrast (WCAG AA passes).

Color values

HEX	#3831CE
RGB	rgb(56, 49, 206)
HSL	hsl(243, 62%, 50%)
HSV	hsv(243, 76%, 81%)
CMYK	cmyk(72.8%, 76.2%, 0%, 19.2%)
CIE-LAB	lab(32.90, 52.43, -78.83)
CIE-LCH	lch(32.90, 94.67, 303.63°)
OKLab	oklab(44.43% 0.0153 -0.228)
OKLCH	oklch(44.43% 0.229 273.8)
XYZ	xyz(13.8661, 7.4922, 59.0959)
Luminance	0.0749 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 3.63

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3831CE #C7CE31

analogous

#3179CE #3831CE #8631CE

triadic

#3831CE #CE3831 #31CE38

tetradic

#3831CE #CE3179 #C7CE31 #31CE86

square

#3831CE #CE3179 #C7CE31 #31CE86

split-complementary

#3831CE #CE8631 #79CE31

monochromatic

#1D196B #2B259D #3831CE #6862DA #9894E6

Accessibility & contrast

On white

8.40

#3831CE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#3831CE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3831CE

8.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3831CE	#FFFFFF	#000000	##FFFFFF
##3831CE	1.00	8.40	2.50	8.40
#FFFFFF	8.40	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055D2

Deuteranopia (green-blind)

#0046CB

Tritanopia (blue-blind)

#00607E

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #3831ce;
/* rgb */ color: rgb(56, 49, 206);
/* oklch */ color: oklch(44.4% 0.229 273.8);

Tailwind

colors: {
  custom: {
    50: '#866cde',
    500: '#3831ce',
    950: '#000000',
  },
}

SCSS

$custom: #3831ce;
$custom-light: #866cde;
$custom-dark: #000000;

JSON

{
  "hex": "#3831ce",
  "rgb": {
    "r": 56,
    "g": 49,
    "b": 206
  },
  "hsl": {
    "h": 242.675,
    "s": 61.569,
    "l": 50
  },
  "oklch": {
    "l": 0.44426,
    "c": 0.22855,
    "h": 273.8
  },
  "luminance": 0.07494
}

Semantic roles & 50–950 ramp

primary

#3831CE

secondary

#CDD18A

accent

#E543DD

background

#F9F6FD

surface

#F1EBFB

border

#CBC6D4

text

#0D0715

muted

#7E7A83

Preview Lab

Preview with #3831CE

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

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