#1F0A3D#1F0A3D

#1F0A3D is a very dark, moderate violet. Relative luminance 0.008; OKLCH L 21.4% C 0.091 H 296.7°. Best body text is #FFFFFF at 17.96:1 contrast (WCAG AA passes).

Color values

HEX	#1F0A3D
RGB	rgb(31, 10, 61)
HSL	hsl(265, 72%, 14%)
HSV	hsv(265, 84%, 24%)
CMYK	cmyk(49.2%, 83.6%, 0%, 76.1%)
CIE-LAB	lab(7.64, 23.98, -28.38)
CIE-LCH	lch(7.64, 37.15, 310.19°)
OKLab	oklab(21.44% 0.0409 -0.0812)
OKLCH	oklch(21.44% 0.091 296.7)
XYZ	xyz(1.5157, 0.8453, 4.4973)
Luminance	0.0084 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F0A3D #283D0A

analogous

#0A0F3D #1F0A3D #390A3D

triadic

#1F0A3D #3D1F0A #0A3D1F

tetradic

#1F0A3D #3D0A0F #283D0A #0A3D39

square

#1F0A3D #3D0A0F #283D0A #0A3D39

split-complementary

#1F0A3D #3D390A #0F3D0A

monochromatic

#0D041A #0D041A #1F0A3D #3A1372 #541BA6

Accessibility & contrast

On white

17.96

#1F0A3D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#1F0A3D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F0A3D

17.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F0A3D	#FFFFFF	#000000	##FFFFFF
##1F0A3D	1.00	17.96	1.17	17.96
#FFFFFF	17.96	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	17.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00173E

Deuteranopia (green-blind)

#00163C

Tritanopia (blue-blind)

#171722

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #1f0a3d;
/* rgb */ color: rgb(31, 10, 61);
/* oklch */ color: oklch(21.4% 0.091 296.7);

Tailwind

colors: {
  custom: {
    50: '#5e4b73',
    500: '#1f0a3d',
    950: '#000000',
  },
}

SCSS

$custom: #1f0a3d;
$custom-light: #5e4b73;
$custom-dark: #000000;

JSON

{
  "hex": "#1f0a3d",
  "rgb": {
    "r": 31,
    "g": 10,
    "b": 61
  },
  "hsl": {
    "h": 264.706,
    "s": 71.831,
    "l": 13.922
  },
  "oklch": {
    "l": 0.21444,
    "c": 0.09094,
    "h": 296.7
  },
  "luminance": 0.00845
}

Semantic roles & 50–950 ramp

primary

#1F0A3D

secondary

#597A28

accent

#EF39A4

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#050108

muted

#79777B

Preview Lab

Preview with #1F0A3D

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

Preview Lab → · Contrast checker → · Palette generator →