#1F0029#1F0029

#1F0029 is a very dark, moderate purple. Relative luminance 0.005; OKLCH L 17.7% C 0.086 H 316.9°. Best body text is #FFFFFF at 19.26:1 contrast (WCAG AA passes).

Color values

HEX	#1F0029
RGB	rgb(31, 0, 41)
HSL	hsl(285, 100%, 8%)
HSV	hsv(285, 100%, 16%)
CMYK	cmyk(24.4%, 100%, 0%, 83.9%)
CIE-LAB	lab(4.08, 21.74, -19.30)
CIE-LCH	lch(4.08, 29.07, 318.39°)
OKLab	oklab(17.71% 0.0631 -0.059)
OKLCH	oklch(17.71% 0.086 316.9)
XYZ	xyz(0.9653, 0.4514, 2.1337)
Luminance	0.0045 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F0029 #0A2900

analogous

#0A0029 #1F0029 #29001E

triadic

#1F0029 #291F00 #00291F

tetradic

#1F0029 #290A00 #0A2900 #001E29

square

#1F0029 #290A00 #0A2900 #001E29

split-complementary

#1F0029 #1E2900 #00290A

monochromatic

#17001F #17001F #1F0029 #4D0066 #7C00A3

Accessibility & contrast

On white

19.26

#1F0029 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.09

#1F0029 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F0029

19.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F0029	#FFFFFF	#000000	##FFFFFF
##1F0029	1.00	19.26	1.09	19.26
#FFFFFF	19.26	1.00	21.00	1.00
#000000	1.09	21.00	1.00	21.00
##FFFFFF	19.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000C2A

Deuteranopia (green-blind)

#000F28

Tritanopia (blue-blind)

#1E0714

Achromatopsia (no color)

#0E0E0E

Design tokens & code

CSS

--color: #1f0029;
/* rgb */ color: rgb(31, 0, 41);
/* oklch */ color: oklch(17.7% 0.086 316.9);

Tailwind

colors: {
  custom: {
    50: '#5b4663',
    500: '#1f0029',
    950: '#000000',
  },
}

SCSS

$custom: #1f0029;
$custom-light: #5b4663;
$custom-dark: #000000;

JSON

{
  "hex": "#1f0029",
  "rgb": {
    "r": 31,
    "g": 0,
    "b": 41
  },
  "hsl": {
    "h": 285.366,
    "s": 100,
    "l": 8.039
  },
  "oklch": {
    "l": 0.17708,
    "c": 0.08635,
    "h": 316.9
  },
  "luminance": 0.00451
}

Semantic roles & 50–950 ramp

primary

#1F0029

secondary

#2B7114

accent

#FF295D

background

#F5F3F5

surface

#E9E5EA

border

#C5C1C6

text

#040005

muted

#797779

Preview Lab

Preview with #1F0029

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

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