#1F022E#1F022E

#1F022E is a very dark, moderate violet. Relative luminance 0.005; OKLCH L 18.6% C 0.087 H 311.3°. Best body text is #FFFFFF at 18.98:1 contrast (WCAG AA passes).

Color values

HEX	#1F022E
RGB	rgb(31, 2, 46)
HSL	hsl(280, 92%, 9%)
HSV	hsv(280, 96%, 18%)
CMYK	cmyk(32.6%, 95.7%, 0%, 82%)
CIE-LAB	lab(4.81, 22.72, -21.94)
CIE-LCH	lch(4.81, 31.59, 316.00°)
OKLab	oklab(18.61% 0.0571 -0.065)
OKLCH	oklch(18.61% 0.087 311.3)
XYZ	xyz(1.0798, 0.5320, 2.6300)
Luminance	0.0053 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F022E #112E02

analogous

#09022E #1F022E #2E0227

triadic

#1F022E #2E1F02 #022E1F

tetradic

#1F022E #2E0902 #112E02 #02272E

square

#1F022E #2E0902 #112E02 #02272E

split-complementary

#1F022E #272E02 #022E09

monochromatic

#14011D #14011D #1F022E #470569 #6E07A3

Accessibility & contrast

On white

18.98

#1F022E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#1F022E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F022E

18.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F022E	#FFFFFF	#000000	##FFFFFF
##1F022E	1.00	18.98	1.11	18.98
#FFFFFF	18.98	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000F2F

Deuteranopia (green-blind)

#00112D

Tritanopia (blue-blind)

#1D0C17

Achromatopsia (no color)

#101010

Design tokens & code

CSS

--color: #1f022e;
/* rgb */ color: rgb(31, 2, 46);
/* oklch */ color: oklch(18.6% 0.087 311.3);

Tailwind

colors: {
  custom: {
    50: '#5c4767',
    500: '#1f022e',
    950: '#000000',
  },
}

SCSS

$custom: #1f022e;
$custom-light: #5c4767;
$custom-dark: #000000;

JSON

{
  "hex": "#1f022e",
  "rgb": {
    "r": 31,
    "g": 2,
    "b": 46
  },
  "hsl": {
    "h": 279.545,
    "s": 91.667,
    "l": 9.412
  },
  "oklch": {
    "l": 0.18609,
    "c": 0.08651,
    "h": 311.3
  },
  "luminance": 0.00532
}

Semantic roles & 50–950 ramp

primary

#1F022E

secondary

#387319

accent

#FF2972

background

#F5F4F6

surface

#E9E6EB

border

#C5C2C6

text

#040006

muted

#79777A

Preview Lab

Preview with #1F022E

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

Preview Lab → · Contrast checker → · Palette generator →