#1D042F#1D042F

#1D042F is a very dark, moderate violet. Relative luminance 0.006; OKLCH L 18.7% C 0.083 H 306.9°. Best body text is #FFFFFF at 18.91:1 contrast (WCAG AA passes).

Color values

HEX	#1D042F
RGB	rgb(29, 4, 47)
HSL	hsl(275, 84%, 10%)
HSV	hsv(275, 91%, 18%)
CMYK	cmyk(38.3%, 91.5%, 0%, 81.6%)
CIE-LAB	lab(5.00, 21.31, -22.40)
CIE-LCH	lch(5.00, 30.92, 313.57°)
OKLab	oklab(18.75% 0.0497 -0.0661)
OKLCH	oklch(18.75% 0.083 306.9)
XYZ	xyz(1.0631, 0.5533, 2.7396)
Luminance	0.0055 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D042F #162F04

analogous

#08042F #1D042F #2F042B

triadic

#1D042F #2F1D04 #042F1D

tetradic

#1D042F #2F0804 #162F04 #042B2F

square

#1D042F #2F0804 #162F04 #042B2F

split-complementary

#1D042F #2B2F04 #042F08

monochromatic

#11021C #11021C #1D042F #400967 #630EA0

Accessibility & contrast

On white

18.91

#1D042F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#1D042F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D042F

18.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D042F	#FFFFFF	#000000	##FFFFFF
##1D042F	1.00	18.91	1.11	18.91
#FFFFFF	18.91	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001030

Deuteranopia (green-blind)

#00112E

Tritanopia (blue-blind)

#1A0E19

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #1d042f;
/* rgb */ color: rgb(29, 4, 47);
/* oklch */ color: oklch(18.7% 0.083 306.9);

Tailwind

colors: {
  custom: {
    50: '#5b4868',
    500: '#1d042f',
    950: '#000000',
  },
}

SCSS

$custom: #1d042f;
$custom-light: #5b4868;
$custom-dark: #000000;

JSON

{
  "hex": "#1d042f",
  "rgb": {
    "r": 29,
    "g": 4,
    "b": 47
  },
  "hsl": {
    "h": 274.884,
    "s": 84.314,
    "l": 10
  },
  "oklch": {
    "l": 0.18748,
    "c": 0.08267,
    "h": 306.9
  },
  "luminance": 0.00553
}

Semantic roles & 50–950 ramp

primary

#1D042F

secondary

#41721D

accent

#FB2D83

background

#F5F4F6

surface

#E9E6EB

border

#C5C2C6

text

#040006

muted

#79777A

Preview Lab

Preview with #1D042F

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

Preview Lab → · Contrast checker → · Palette generator →