#3831C5#3831C5

#3831C5 is a dark, highly saturated blue. Relative luminance 0.071; OKLCH L 43.5% C 0.218 H 274.5°. Best body text is #FFFFFF at 8.70:1 contrast (WCAG AA passes).

Color values

HEX	#3831C5
RGB	rgb(56, 49, 197)
HSL	hsl(243, 60%, 48%)
HSV	hsv(243, 75%, 77%)
CMYK	cmyk(71.6%, 75.1%, 0%, 22.7%)
CIE-LAB	lab(31.96, 49.59, -75.13)
CIE-LCH	lch(31.96, 90.02, 303.43°)
OKLab	oklab(43.48% 0.0171 -0.2173)
OKLCH	oklch(43.48% 0.218 274.5)
XYZ	xyz(12.8039, 7.0673, 53.5019)
Luminance	0.0707 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3831C5 #BEC531

analogous

#3174C5 #3831C5 #8231C5

triadic

#3831C5 #C53831 #31C538

tetradic

#3831C5 #C53174 #BEC531 #31C582

square

#3831C5 #C53174 #BEC531 #31C582

split-complementary

#3831C5 #C58231 #74C531

monochromatic

#1C1963 #2A2594 #3831C5 #625DD7 #928EE3

Accessibility & contrast

On white

8.70

#3831C5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#3831C5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3831C5

8.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3831C5	#FFFFFF	#000000	##FFFFFF
##3831C5	1.00	8.70	2.41	8.70
#FFFFFF	8.70	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052C9

Deuteranopia (green-blind)

#0044C2

Tritanopia (blue-blind)

#005C79

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #3831c5;
/* rgb */ color: rgb(56, 49, 197);
/* oklch */ color: oklch(43.5% 0.218 274.5);

Tailwind

colors: {
  custom: {
    50: '#846cd8',
    500: '#3831c5',
    950: '#000000',
  },
}

SCSS

$custom: #3831c5;
$custom-light: #846cd8;
$custom-dark: #000000;

JSON

{
  "hex": "#3831c5",
  "rgb": {
    "r": 56,
    "g": 49,
    "b": 197
  },
  "hsl": {
    "h": 242.838,
    "s": 60.163,
    "l": 48.235
  },
  "oklch": {
    "l": 0.43483,
    "c": 0.21797,
    "h": 274.5
  },
  "luminance": 0.07069
}

Semantic roles & 50–950 ramp

primary

#3831C5

secondary

#CACD85

accent

#E344DC

background

#F8F6FD

surface

#F0EBFB

border

#CBC6D4

text

#0D0715

muted

#7D7A83

Preview Lab

Preview with #3831C5

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

Preview Lab → · Contrast checker → · Palette generator →