#31155E#31155E

#31155E is a dark, vivid violet. Relative luminance 0.020; OKLCH L 28.5% C 0.121 H 295.1°. Best body text is #FFFFFF at 15.01:1 contrast (WCAG AA passes).

Color values

HEX	#31155E
RGB	rgb(49, 21, 94)
HSL	hsl(263, 63%, 23%)
HSV	hsv(263, 78%, 37%)
CMYK	cmyk(47.9%, 77.7%, 0%, 63.1%)
CIE-LAB	lab(15.47, 31.54, -38.27)
CIE-LCH	lch(15.47, 49.60, 309.49°)
OKLab	oklab(28.54% 0.0513 -0.1096)
OKLCH	oklch(28.54% 0.121 295.1)
XYZ	xyz(3.5546, 1.9974, 10.7857)
Luminance	0.0200 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31155E #425E15

analogous

#151D5E #31155E #56155E

triadic

#31155E #5E3115 #155E31

tetradic

#31155E #5E151D #425E15 #155E56

square

#31155E #5E151D #425E15 #155E56

split-complementary

#31155E #5E5615 #1D5E15

monochromatic

#0D0619 #170A2C #31155E #4B2090 #652BC2

Accessibility & contrast

On white

15.01

#31155E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#31155E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31155E

15.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31155E	#FFFFFF	#000000	##FFFFFF
##31155E	1.00	15.01	1.40	15.01
#FFFFFF	15.01	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	15.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002760

Deuteranopia (green-blind)

#00265D

Tritanopia (blue-blind)

#242838

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #31155e;
/* rgb */ color: rgb(49, 21, 94);
/* oklch */ color: oklch(28.5% 0.121 295.1);

Tailwind

colors: {
  custom: {
    50: '#6e558c',
    500: '#31155e',
    950: '#000000',
  },
}

SCSS

$custom: #31155e;
$custom-light: #6e558c;
$custom-dark: #000000;

JSON

{
  "hex": "#31155e",
  "rgb": {
    "r": 49,
    "g": 21,
    "b": 94
  },
  "hsl": {
    "h": 263.014,
    "s": 63.478,
    "l": 22.549
  },
  "oklch": {
    "l": 0.28539,
    "c": 0.121,
    "h": 295.1
  },
  "luminance": 0.01997
}

Semantic roles & 50–950 ramp

primary

#31155E

secondary

#729539

accent

#E741A7

background

#F6F5F8

surface

#ECE9F0

border

#C7C5CB

text

#08030C

muted

#7B787D

Preview Lab

Preview with #31155E

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

Preview Lab → · Contrast checker → · Palette generator →