#1F0136#1F0136

#1F0136 is a very dark, moderate violet. Relative luminance 0.006; OKLCH L 19.3% C 0.097 H 304.9°. Best body text is #FFFFFF at 18.82:1 contrast (WCAG AA passes).

Color values

HEX	#1F0136
RGB	rgb(31, 1, 54)
HSL	hsl(274, 96%, 11%)
HSV	hsv(274, 98%, 21%)
CMYK	cmyk(42.6%, 98.1%, 0%, 78.8%)
CIE-LAB	lab(5.23, 26.23, -27.20)
CIE-LCH	lch(5.23, 37.79, 313.96°)
OKLab	oklab(19.27% 0.0555 -0.0796)
OKLCH	oklch(19.27% 0.097 304.9)
XYZ	xyz(1.2416, 0.5794, 3.5357)
Luminance	0.0058 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F0136 #183601

analogous

#040136 #1F0136 #360132

triadic

#1F0136 #361F01 #01361F

tetradic

#1F0136 #360401 #183601 #013236

square

#1F0136 #360401 #183601 #013236

split-complementary

#1F0136 #323601 #013604

monochromatic

#11011E #11011E #1F0136 #410272 #6403AE

Accessibility & contrast

On white

18.82

#1F0136 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#1F0136 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F0136

18.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F0136	#FFFFFF	#000000	##FFFFFF
##1F0136	1.00	18.82	1.12	18.82
#FFFFFF	18.82	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001137

Deuteranopia (green-blind)

#001135

Tritanopia (blue-blind)

#1A0F1C

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #1f0136;
/* rgb */ color: rgb(31, 1, 54);
/* oklch */ color: oklch(19.3% 0.097 304.9);

Tailwind

colors: {
  custom: {
    50: '#5e466d',
    500: '#1f0136',
    950: '#000000',
  },
}

SCSS

$custom: #1f0136;
$custom-light: #5e466d;
$custom-dark: #000000;

JSON

{
  "hex": "#1f0136",
  "rgb": {
    "r": 31,
    "g": 1,
    "b": 54
  },
  "hsl": {
    "h": 273.962,
    "s": 96.364,
    "l": 10.784
  },
  "oklch": {
    "l": 0.19272,
    "c": 0.09707,
    "h": 304.9
  },
  "luminance": 0.00579
}

Semantic roles & 50–950 ramp

primary

#1F0136

secondary

#437B18

accent

#FF2986

background

#F5F3F6

surface

#E9E5EB

border

#C5C1C6

text

#040007

muted

#79777A

Preview Lab

Preview with #1F0136

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

Preview Lab → · Contrast checker → · Palette generator →