#1D0437#1D0437

#1D0437 is a very dark, moderate violet. Relative luminance 0.006; OKLCH L 19.6% C 0.092 H 300.5°. Best body text is #FFFFFF at 18.67:1 contrast (WCAG AA passes).

Color values

HEX	#1D0437
RGB	rgb(29, 4, 55)
HSL	hsl(269, 86%, 12%)
HSV	hsv(269, 93%, 22%)
CMYK	cmyk(47.3%, 92.7%, 0%, 78.4%)
CIE-LAB	lab(5.64, 24.43, -27.30)
CIE-LCH	lch(5.64, 36.63, 311.83°)
OKLab	oklab(19.59% 0.0468 -0.0795)
OKLCH	oklch(19.59% 0.092 300.5)
XYZ	xyz(1.2395, 0.6239, 3.6688)
Luminance	0.0062 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D0437 #1E3704

analogous

#040437 #1D0437 #370437

triadic

#1D0437 #371D04 #04371D

tetradic

#1D0437 #370404 #1E3704 #043737

square

#1D0437 #370404 #1E3704 #043737

split-complementary

#1D0437 #373704 #043704

monochromatic

#0F021D #0F021D #1D0437 #3B0870 #590CA9

Accessibility & contrast

On white

18.67

#1D0437 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#1D0437 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D0437

18.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D0437	#FFFFFF	#000000	##FFFFFF
##1D0437	1.00	18.67	1.12	18.67
#FFFFFF	18.67	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001238

Deuteranopia (green-blind)

#001236

Tritanopia (blue-blind)

#17111D

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #1d0437;
/* rgb */ color: rgb(29, 4, 55);
/* oklch */ color: oklch(19.6% 0.092 300.5);

Tailwind

colors: {
  custom: {
    50: '#5c476e',
    500: '#1d0437',
    950: '#000000',
  },
}

SCSS

$custom: #1d0437;
$custom-light: #5c476e;
$custom-dark: #000000;

JSON

{
  "hex": "#1d0437",
  "rgb": {
    "r": 29,
    "g": 4,
    "b": 55
  },
  "hsl": {
    "h": 269.412,
    "s": 86.441,
    "l": 11.569
  },
  "oklch": {
    "l": 0.1959,
    "c": 0.09222,
    "h": 300.5
  },
  "luminance": 0.00624
}

Semantic roles & 50–950 ramp

primary

#1D0437

secondary

#4C791E

accent

#FD2B96

background

#F5F4F6

surface

#E9E6EC

border

#C5C2C7

text

#040007

muted

#79777A

Preview Lab

Preview with #1D0437

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

Preview Lab → · Contrast checker → · Palette generator →