#3A31CE#3A31CE

#3A31CE is a dark, highly saturated blue. Relative luminance 0.076; OKLCH L 44.5% C 0.228 H 274.5°. Best body text is #FFFFFF at 8.37:1 contrast (WCAG AA passes).

Color values

HEX	#3A31CE
RGB	rgb(58, 49, 206)
HSL	hsl(243, 62%, 50%)
HSV	hsv(243, 76%, 81%)
CMYK	cmyk(71.8%, 76.2%, 0%, 19.2%)
CIE-LAB	lab(33.03, 52.60, -78.61)
CIE-LCH	lch(33.03, 94.59, 303.79°)
OKLab	oklab(44.55% 0.0177 -0.2274)
OKLCH	oklch(44.55% 0.228 274.5)
XYZ	xyz(13.9801, 7.5510, 59.1013)
Luminance	0.0755 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 3.47

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A31CE #C5CE31

analogous

#3177CE #3A31CE #8831CE

triadic

#3A31CE #CE3A31 #31CE3A

tetradic

#3A31CE #CE3177 #C5CE31 #31CE88

square

#3A31CE #CE3177 #C5CE31 #31CE88

split-complementary

#3A31CE #CE8831 #77CE31

monochromatic

#1E196B #2C259D #3A31CE #6962DA #9994E6

Accessibility & contrast

On white

8.37

#3A31CE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#3A31CE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A31CE

8.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A31CE	#FFFFFF	#000000	##FFFFFF
##3A31CE	1.00	8.37	2.51	8.37
#FFFFFF	8.37	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055D2

Deuteranopia (green-blind)

#0046CB

Tritanopia (blue-blind)

#00607E

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3a31ce;
/* rgb */ color: rgb(58, 49, 206);
/* oklch */ color: oklch(44.5% 0.228 274.5);

Tailwind

colors: {
  custom: {
    50: '#876cde',
    500: '#3a31ce',
    950: '#000000',
  },
}

SCSS

$custom: #3a31ce;
$custom-light: #876cde;
$custom-dark: #000000;

JSON

{
  "hex": "#3a31ce",
  "rgb": {
    "r": 58,
    "g": 49,
    "b": 206
  },
  "hsl": {
    "h": 243.439,
    "s": 61.569,
    "l": 50
  },
  "oklch": {
    "l": 0.44549,
    "c": 0.22806,
    "h": 274.5
  },
  "luminance": 0.07552
}

Semantic roles & 50–950 ramp

primary

#3A31CE

secondary

#CDD18A

accent

#E543DB

background

#F9F6FD

surface

#F1ECFB

border

#CBC7D4

text

#0D0715

muted

#7E7A83

Preview Lab

Preview with #3A31CE

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

Preview Lab → · Contrast checker → · Palette generator →