#31187A#31187A

#31187A is a dark, vivid violet. Relative luminance 0.027; OKLCH L 31.8% C 0.152 H 285.5°. Best body text is #FFFFFF at 13.62:1 contrast (WCAG AA passes).

Color values

HEX	#31187A
RGB	rgb(49, 24, 122)
HSL	hsl(255, 67%, 29%)
HSV	hsv(255, 80%, 48%)
CMYK	cmyk(59.8%, 80.3%, 0%, 52.2%)
CIE-LAB	lab(18.85, 38.44, -51.02)
CIE-LCH	lch(18.85, 63.88, 307.00°)
OKLab	oklab(31.77% 0.0407 -0.1469)
OKLCH	oklch(31.77% 0.152 285.5)
XYZ	xyz(5.1050, 2.7111, 18.6629)
Luminance	0.0271 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31187A #617A18

analogous

#18307A #31187A #62187A

triadic

#31187A #7A3118 #187A31

tetradic

#31187A #7A1830 #617A18 #187A62

square

#31187A #7A1830 #617A18 #187A62

split-complementary

#31187A #7A6218 #307A18

monochromatic

#0A051A #1C0E47 #31187A #4622AD #5E35D7

Accessibility & contrast

On white

13.62

#31187A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#31187A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31187A

13.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31187A	#FFFFFF	#000000	##FFFFFF
##31187A	1.00	13.62	1.54	13.62
#FFFFFF	13.62	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00307D

Deuteranopia (green-blind)

#002B78

Tritanopia (blue-blind)

#0A3448

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #31187a;
/* rgb */ color: rgb(49, 24, 122);
/* oklch */ color: oklch(31.8% 0.152 285.5);

Tailwind

colors: {
  custom: {
    50: '#7358a1',
    500: '#31187a',
    950: '#000000',
  },
}

SCSS

$custom: #31187a;
$custom-light: #7358a1;
$custom-dark: #000000;

JSON

{
  "hex": "#31187a",
  "rgb": {
    "r": 49,
    "g": 24,
    "b": 122
  },
  "hsl": {
    "h": 255.306,
    "s": 67.123,
    "l": 28.627
  },
  "oklch": {
    "l": 0.31769,
    "c": 0.15248,
    "h": 285.5
  },
  "luminance": 0.02711
}

Semantic roles & 50–950 ramp

primary

#31187A

secondary

#92AF3F

accent

#EA3EBE

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#09030F

muted

#7B787F

Preview Lab

Preview with #31187A

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

Preview Lab → · Contrast checker → · Palette generator →