#1F0239#1F0239

#1F0239 is a very dark, moderate violet. Relative luminance 0.006; OKLCH L 19.8% C 0.098 H 302.3°. Best body text is #FFFFFF at 18.65:1 contrast (WCAG AA passes).

Color values

HEX	#1F0239
RGB	rgb(31, 2, 57)
HSL	hsl(272, 93%, 12%)
HSV	hsv(272, 96%, 22%)
CMYK	cmyk(45.6%, 96.5%, 0%, 77.6%)
CIE-LAB	lab(5.69, 26.84, -28.65)
CIE-LCH	lch(5.69, 39.26, 313.13°)
OKLab	oklab(19.78% 0.0525 -0.0832)
OKLCH	oklch(19.78% 0.098 302.3)
XYZ	xyz(1.3251, 0.6301, 3.9219)
Luminance	0.0063 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F0239 #1C3902

analogous

#030239 #1F0239 #390238

triadic

#1F0239 #391F02 #02391F

tetradic

#1F0239 #390302 #1C3902 #023839

square

#1F0239 #390302 #1C3902 #023839

split-complementary

#1F0239 #383902 #023903

monochromatic

#10011E #10011E #1F0239 #3F0474 #5F06AF

Accessibility & contrast

On white

18.65

#1F0239 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#1F0239 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F0239

18.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F0239	#FFFFFF	#000000	##FFFFFF
##1F0239	1.00	18.65	1.13	18.65
#FFFFFF	18.65	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00123A

Deuteranopia (green-blind)

#001238

Tritanopia (blue-blind)

#19111E

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #1f0239;
/* rgb */ color: rgb(31, 2, 57);
/* oklch */ color: oklch(19.8% 0.098 302.3);

Tailwind

colors: {
  custom: {
    50: '#5e4770',
    500: '#1f0239',
    950: '#000000',
  },
}

SCSS

$custom: #1f0239;
$custom-light: #5e4770;
$custom-dark: #000000;

JSON

{
  "hex": "#1f0239",
  "rgb": {
    "r": 31,
    "g": 2,
    "b": 57
  },
  "hsl": {
    "h": 271.636,
    "s": 93.22,
    "l": 11.569
  },
  "oklch": {
    "l": 0.19779,
    "c": 0.09843,
    "h": 302.3
  },
  "luminance": 0.0063
}

Semantic roles & 50–950 ramp

primary

#1F0239

secondary

#497D1A

accent

#FF298E

background

#F5F4F6

surface

#E9E6EC

border

#C5C2C7

text

#050007

muted

#79777A

Preview Lab

Preview with #1F0239

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

Preview Lab → · Contrast checker → · Palette generator →