#31198B#31198B

#31198B is a dark, vivid violet. Relative luminance 0.032; OKLCH L 33.7% C 0.172 H 281.6°. Best body text is #FFFFFF at 12.79:1 contrast (WCAG AA passes).

Color values

HEX	#31198B
RGB	rgb(49, 25, 139)
HSL	hsl(253, 70%, 32%)
HSV	hsv(253, 82%, 55%)
CMYK	cmyk(64.7%, 82%, 0%, 45.5%)
CIE-LAB	lab(20.87, 43.13, -58.42)
CIE-LCH	lch(20.87, 72.61, 306.44°)
OKLab	oklab(33.73% 0.0347 -0.1686)
OKLCH	oklch(33.73% 0.172 281.6)
XYZ	xyz(6.2730, 3.2118, 24.7105)
Luminance	0.0321 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31198B #738B19

analogous

#193A8B #31198B #6A198B

triadic

#31198B #8B3119 #198B31

tetradic

#31198B #8B193A #738B19 #198B6A

square

#31198B #8B193A #738B19 #198B6A

split-complementary

#31198B #8B6A19 #3A8B19

monochromatic

#0C0623 #1F1057 #31198B #4322BF #6241DD

Accessibility & contrast

On white

12.79

#31198B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#31198B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31198B

12.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31198B	#FFFFFF	#000000	##FFFFFF
##31198B	1.00	12.79	1.64	12.79
#FFFFFF	12.79	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00368E

Deuteranopia (green-blind)

#002E89

Tritanopia (blue-blind)

#003C52

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #31198b;
/* rgb */ color: rgb(49, 25, 139);
/* oklch */ color: oklch(33.7% 0.172 281.6);

Tailwind

colors: {
  custom: {
    50: '#765aae',
    500: '#31198b',
    950: '#000000',
  },
}

SCSS

$custom: #31198b;
$custom-light: #765aae;
$custom-dark: #000000;

JSON

{
  "hex": "#31198b",
  "rgb": {
    "r": 49,
    "g": 25,
    "b": 139
  },
  "hsl": {
    "h": 252.632,
    "s": 69.512,
    "l": 32.157
  },
  "oklch": {
    "l": 0.33731,
    "c": 0.17209,
    "h": 281.6
  },
  "luminance": 0.03212
}

Semantic roles & 50–950 ramp

primary

#31198B

secondary

#A4BE42

accent

#EC3BC7

background

#F7F5FA

surface

#EEE9F5

border

#C9C5CF

text

#0A0410

muted

#7C797F

Preview Lab

Preview with #31198B

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

Preview Lab → · Contrast checker → · Palette generator →