#1F0B3D#1F0B3D

#1F0B3D is a very dark, moderate violet. Relative luminance 0.009; OKLCH L 21.6% C 0.090 H 296.3°. Best body text is #FFFFFF at 17.89:1 contrast (WCAG AA passes).

Color values

HEX	#1F0B3D
RGB	rgb(31, 11, 61)
HSL	hsl(264, 69%, 14%)
HSV	hsv(264, 82%, 24%)
CMYK	cmyk(49.2%, 82%, 0%, 76.1%)
CIE-LAB	lab(7.84, 23.42, -28.06)
CIE-LCH	lch(7.84, 36.55, 309.85°)
OKLab	oklab(21.59% 0.0397 -0.0803)
OKLCH	oklch(21.59% 0.09 296.3)
XYZ	xyz(1.5268, 0.8675, 4.5010)
Luminance	0.0087 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F0B3D #293D0B

analogous

#0B103D #1F0B3D #380B3D

triadic

#1F0B3D #3D1F0B #0B3D1F

tetradic

#1F0B3D #3D0B10 #293D0B #0B3D38

square

#1F0B3D #3D0B10 #293D0B #0B3D38

split-complementary

#1F0B3D #3D380B #103D0B

monochromatic

#0D051A #0D051A #1F0B3D #391471 #541EA5

Accessibility & contrast

On white

17.89

#1F0B3D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#1F0B3D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F0B3D

17.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F0B3D	#FFFFFF	#000000	##FFFFFF
##1F0B3D	1.00	17.89	1.17	17.89
#FFFFFF	17.89	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	17.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00173E

Deuteranopia (green-blind)

#00173C

Tritanopia (blue-blind)

#171823

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #1f0b3d;
/* rgb */ color: rgb(31, 11, 61);
/* oklch */ color: oklch(21.6% 0.090 296.3);

Tailwind

colors: {
  custom: {
    50: '#5e4c73',
    500: '#1f0b3d',
    950: '#000000',
  },
}

SCSS

$custom: #1f0b3d;
$custom-light: #5e4c73;
$custom-dark: #000000;

JSON

{
  "hex": "#1f0b3d",
  "rgb": {
    "r": 31,
    "g": 11,
    "b": 61
  },
  "hsl": {
    "h": 264,
    "s": 69.444,
    "l": 14.118
  },
  "oklch": {
    "l": 0.21589,
    "c": 0.08956,
    "h": 296.3
  },
  "luminance": 0.00868
}

Semantic roles & 50–950 ramp

primary

#1F0B3D

secondary

#5A7A2A

accent

#EC3CA6

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#050108

muted

#79777B

Preview Lab

Preview with #1F0B3D

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

Preview Lab → · Contrast checker → · Palette generator →