#1F1027#1F1027

#1F1027 is a very dark, muted violet. Relative luminance 0.008; OKLCH L 20.6% C 0.048 H 312.9°. Best body text is #FFFFFF at 18.08:1 contrast (WCAG AA passes).

Color values

HEX	#1F1027
RGB	rgb(31, 16, 39)
HSL	hsl(279, 42%, 11%)
HSV	hsv(279, 59%, 15%)
CMYK	cmyk(20.5%, 59%, 0%, 84.7%)
CIE-LAB	lab(7.30, 13.22, -12.74)
CIE-LCH	lch(7.30, 18.36, 316.07°)
OKLab	oklab(20.62% 0.033 -0.0355)
OKLCH	oklch(20.62% 0.048 312.9)
XYZ	xyz(1.1165, 0.8084, 2.0163)
Luminance	0.0081 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F1027 #182710

analogous

#131027 #1F1027 #271023

triadic

#1F1027 #271F10 #10271F

tetradic

#1F1027 #271310 #182710 #102327

square

#1F1027 #271310 #182710 #102327

split-complementary

#1F1027 #232710 #102713

monochromatic

#110916 #110916 #1F1027 #412252 #64347E

Accessibility & contrast

On white

18.08

#1F1027 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#1F1027 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F1027

18.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F1027	#FFFFFF	#000000	##FFFFFF
##1F1027	1.00	18.08	1.16	18.08
#FFFFFF	18.08	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B1528

Deuteranopia (green-blind)

#0F1626

Tritanopia (blue-blind)

#1E1319

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #1f1027;
/* rgb */ color: rgb(31, 16, 39);
/* oklch */ color: oklch(20.6% 0.048 312.9);

Tailwind

colors: {
  custom: {
    50: '#5b4e61',
    500: '#1f1027',
    950: '#000000',
  },
}

SCSS

$custom: #1f1027;
$custom-light: #5b4e61;
$custom-dark: #000000;

JSON

{
  "hex": "#1f1027",
  "rgb": {
    "r": 31,
    "g": 16,
    "b": 39
  },
  "hsl": {
    "h": 279.13,
    "s": 41.818,
    "l": 10.784
  },
  "oklch": {
    "l": 0.20617,
    "c": 0.04845,
    "h": 312.9
  },
  "luminance": 0.00808
}

Semantic roles & 50–950 ramp

primary

#1F1027

secondary

#435F34

accent

#D25681

background

#F5F4F5

surface

#E9E7E9

border

#C5C3C5

text

#040105

muted

#797779

Preview Lab

Preview with #1F1027

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

Preview Lab → · Contrast checker → · Palette generator →