#31155A#31155A

#31155A is a dark, moderate violet. Relative luminance 0.019; OKLCH L 28.2% C 0.116 H 296.8°. Best body text is #FFFFFF at 15.16:1 contrast (WCAG AA passes).

Color values

HEX	#31155A
RGB	rgb(49, 21, 90)
HSL	hsl(264, 62%, 22%)
HSV	hsv(264, 77%, 35%)
CMYK	cmyk(45.6%, 76.7%, 0%, 64.7%)
CIE-LAB	lab(15.10, 30.36, -36.20)
CIE-LCH	lch(15.10, 47.25, 309.98°)
OKLab	oklab(28.16% 0.0522 -0.1035)
OKLCH	oklch(28.16% 0.116 296.8)
XYZ	xyz(3.3798, 1.9274, 9.8648)
Luminance	0.0193 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31155A #3E5A15

analogous

#151C5A #31155A #54155A

triadic

#31155A #5A3115 #155A31

tetradic

#31155A #5A151C #3E5A15 #155A54

square

#31155A #5A151C #3E5A15 #155A54

split-complementary

#31155A #5A5415 #1C5A15

monochromatic

#0E0619 #160928 #31155A #4C218C #672CBD

Accessibility & contrast

On white

15.16

#31155A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#31155A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31155A

15.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31155A	#FFFFFF	#000000	##FFFFFF
##31155A	1.00	15.16	1.39	15.16
#FFFFFF	15.16	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00265C

Deuteranopia (green-blind)

#002559

Tritanopia (blue-blind)

#262636

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #31155a;
/* rgb */ color: rgb(49, 21, 90);
/* oklch */ color: oklch(28.2% 0.116 296.8);

Tailwind

colors: {
  custom: {
    50: '#6e5589',
    500: '#31155a',
    950: '#000000',
  },
}

SCSS

$custom: #31155a;
$custom-light: #6e5589;
$custom-dark: #000000;

JSON

{
  "hex": "#31155a",
  "rgb": {
    "r": 49,
    "g": 21,
    "b": 90
  },
  "hsl": {
    "h": 264.348,
    "s": 62.162,
    "l": 21.765
  },
  "oklch": {
    "l": 0.2816,
    "c": 0.11595,
    "h": 296.8
  },
  "luminance": 0.01927
}

Semantic roles & 50–950 ramp

primary

#31155A

secondary

#6E9239

accent

#E543A3

background

#F6F5F8

surface

#ECE9F0

border

#C7C5CB

text

#07030C

muted

#7A787D

Preview Lab

Preview with #31155A

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

Preview Lab → · Contrast checker → · Palette generator →