#1F0A43#1F0A43

#1F0A43 is a very dark, moderate violet. Relative luminance 0.009; OKLCH L 22.1% C 0.099 H 293.3°. Best body text is #FFFFFF at 17.75:1 contrast (WCAG AA passes).

Color values

HEX	#1F0A43
RGB	rgb(31, 10, 67)
HSL	hsl(262, 74%, 15%)
HSV	hsv(262, 85%, 26%)
CMYK	cmyk(53.7%, 85.1%, 0%, 73.7%)
CIE-LAB	lab(8.25, 25.89, -31.66)
CIE-LCH	lch(8.25, 40.89, 309.28°)
OKLab	oklab(22.07% 0.0391 -0.0908)
OKLCH	oklch(22.07% 0.099 293.3)
XYZ	xyz(1.6865, 0.9136, 5.3966)
Luminance	0.0091 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F0A43 #2E430A

analogous

#0A1243 #1F0A43 #3B0A43

triadic

#1F0A43 #431F0A #0A431F

tetradic

#1F0A43 #430A12 #2E430A #0A433B

square

#1F0A43 #430A12 #2E430A #0A433B

split-complementary

#1F0A43 #433B0A #12430A

monochromatic

#0C041B #0C041B #1F0A43 #381278 #501AAE

Accessibility & contrast

On white

17.75

#1F0A43 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#1F0A43 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F0A43

17.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F0A43	#FFFFFF	#000000	##FFFFFF
##1F0A43	1.00	17.75	1.18	17.75
#FFFFFF	17.75	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001945

Deuteranopia (green-blind)

#001742

Tritanopia (blue-blind)

#141A26

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #1f0a43;
/* rgb */ color: rgb(31, 10, 67);
/* oklch */ color: oklch(22.1% 0.099 293.3);

Tailwind

colors: {
  custom: {
    50: '#5f4b78',
    500: '#1f0a43',
    950: '#000000',
  },
}

SCSS

$custom: #1f0a43;
$custom-light: #5f4b78;
$custom-dark: #000000;

JSON

{
  "hex": "#1f0a43",
  "rgb": {
    "r": 31,
    "g": 10,
    "b": 67
  },
  "hsl": {
    "h": 262.105,
    "s": 74.026,
    "l": 15.098
  },
  "oklch": {
    "l": 0.22071,
    "c": 0.09887,
    "h": 293.3
  },
  "luminance": 0.00914
}

Semantic roles & 50–950 ramp

primary

#1F0A43

secondary

#608029

accent

#F137AC

background

#F5F4F7

surface

#EAE7ED

border

#C6C3C8

text

#050109

muted

#79777B

Preview Lab

Preview with #1F0A43

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

Preview Lab → · Contrast checker → · Palette generator →