#1F0C4E#1F0C4E

#1F0C4E is a very dark, moderate violet. Relative luminance 0.011; OKLCH L 23.5% C 0.111 H 287.7°. Best body text is #FFFFFF at 17.20:1 contrast (WCAG AA passes).

Color values

HEX	#1F0C4E
RGB	rgb(31, 12, 78)
HSL	hsl(257, 73%, 18%)
HSV	hsv(257, 85%, 31%)
CMYK	cmyk(60.3%, 84.6%, 0%, 69.4%)
CIE-LAB	lab(9.83, 28.32, -36.75)
CIE-LCH	lch(9.83, 46.40, 307.62°)
OKLab	oklab(23.54% 0.0337 -0.1057)
OKLCH	oklch(23.54% 0.111 287.7)
XYZ	xyz(2.0713, 1.1042, 7.3102)
Luminance	0.0110 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F0C4E #3B4E0C

analogous

#0C1A4E #1F0C4E #400C4E

triadic

#1F0C4E #4E1F0C #0C4E1F

tetradic

#1F0C4E #4E0C1A #3B4E0C #0C4E40

square

#1F0C4E #4E0C1A #3B4E0C #0C4E40

split-complementary

#1F0C4E #4E400C #1A4E0C

monochromatic

#0B041B #0B041B #1F0C4E #341483 #491CB8

Accessibility & contrast

On white

17.20

#1F0C4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#1F0C4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F0C4E

17.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F0C4E	#FFFFFF	#000000	##FFFFFF
##1F0C4E	1.00	17.20	1.22	17.20
#FFFFFF	17.20	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001D50

Deuteranopia (green-blind)

#00194D

Tritanopia (blue-blind)

#0B1F2D

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #1f0c4e;
/* rgb */ color: rgb(31, 12, 78);
/* oklch */ color: oklch(23.5% 0.111 287.7);

Tailwind

colors: {
  custom: {
    50: '#614d80',
    500: '#1f0c4e',
    950: '#000000',
  },
}

SCSS

$custom: #1f0c4e;
$custom-light: #614d80;
$custom-dark: #000000;

JSON

{
  "hex": "#1f0c4e",
  "rgb": {
    "r": 31,
    "g": 12,
    "b": 78
  },
  "hsl": {
    "h": 257.273,
    "s": 73.333,
    "l": 17.647
  },
  "oklch": {
    "l": 0.23543,
    "c": 0.111,
    "h": 287.7
  },
  "luminance": 0.01104
}

Semantic roles & 50–950 ramp

primary

#1F0C4E

secondary

#6F8A2C

accent

#F038BB

background

#F6F4F7

surface

#EBE7EE

border

#C6C3C9

text

#05010A

muted

#7A777C

Preview Lab

Preview with #1F0C4E

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

Preview Lab → · Contrast checker → · Palette generator →