#1F032C#1F032C

#1F032C is a very dark, moderate purple. Relative luminance 0.005; OKLCH L 18.6% C 0.082 H 312.8°. Best body text is #FFFFFF at 18.96:1 contrast (WCAG AA passes).

Color values

HEX	#1F032C
RGB	rgb(31, 3, 44)
HSL	hsl(281, 87%, 9%)
HSV	hsv(281, 93%, 17%)
CMYK	cmyk(29.5%, 93.2%, 0%, 82.7%)
CIE-LAB	lab(4.86, 21.51, -20.35)
CIE-LCH	lch(4.86, 29.61, 316.59°)
OKLab	oklab(18.6% 0.0558 -0.0602)
OKLCH	oklch(18.6% 0.082 312.8)
XYZ	xyz(1.0522, 0.5383, 2.4309)
Luminance	0.0054 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F032C #102C03

analogous

#0B032C #1F032C #2C0325

triadic

#1F032C #2C1F03 #032C1F

tetradic

#1F032C #2C0B03 #102C03 #03252C

square

#1F032C #2C0B03 #102C03 #03252C

split-complementary

#1F032C #252C03 #032C0B

monochromatic

#14021D #14021D #1F032C #470765 #700B9F

Accessibility & contrast

On white

18.96

#1F032C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#1F032C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F032C

18.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F032C	#FFFFFF	#000000	##FFFFFF
##1F032C	1.00	18.96	1.11	18.96
#FFFFFF	18.96	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000F2D

Deuteranopia (green-blind)

#00112B

Tritanopia (blue-blind)

#1D0B17

Achromatopsia (no color)

#101010

Design tokens & code

CSS

--color: #1f032c;
/* rgb */ color: rgb(31, 3, 44);
/* oklch */ color: oklch(18.6% 0.082 312.8);

Tailwind

colors: {
  custom: {
    50: '#5c4765',
    500: '#1f032c',
    950: '#000000',
  },
}

SCSS

$custom: #1f032c;
$custom-light: #5c4765;
$custom-dark: #000000;

JSON

{
  "hex": "#1f032c",
  "rgb": {
    "r": 31,
    "g": 3,
    "b": 44
  },
  "hsl": {
    "h": 280.976,
    "s": 87.234,
    "l": 9.216
  },
  "oklch": {
    "l": 0.18603,
    "c": 0.08208,
    "h": 312.8
  },
  "luminance": 0.00538
}

Semantic roles & 50–950 ramp

primary

#1F032C

secondary

#36701B

accent

#FD2A6D

background

#F5F4F6

surface

#E9E6EB

border

#C5C2C6

text

#040005

muted

#79777A

Preview Lab

Preview with #1F032C

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

Preview Lab → · Contrast checker → · Palette generator →