#1D052B#1D052B

#1D052B is a very dark, moderate violet. Relative luminance 0.005; OKLCH L 18.5% C 0.076 H 310.2°. Best body text is #FFFFFF at 18.94:1 contrast (WCAG AA passes).

Color values

HEX	#1D052B
RGB	rgb(29, 5, 43)
HSL	hsl(278, 79%, 9%)
HSV	hsv(278, 88%, 17%)
CMYK	cmyk(32.6%, 88.4%, 0%, 83.1%)
CIE-LAB	lab(4.92, 19.29, -19.52)
CIE-LCH	lch(4.92, 27.45, 314.66°)
OKLab	oklab(18.55% 0.0489 -0.0578)
OKLCH	oklch(18.55% 0.076 310.2)
XYZ	xyz(0.9969, 0.5442, 2.3376)
Luminance	0.0054 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D052B #132B05

analogous

#0A052B #1D052B #2B0526

triadic

#1D052B #2B1D05 #052B1D

tetradic

#1D052B #2B0A05 #132B05 #05262B

square

#1D052B #2B0A05 #132B05 #05262B

split-complementary

#1D052B #262B05 #052B0A

monochromatic

#12031B #12031B #1D052B #420B62 #671299

Accessibility & contrast

On white

18.94

#1D052B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#1D052B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D052B

18.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D052B	#FFFFFF	#000000	##FFFFFF
##1D052B	1.00	18.94	1.11	18.94
#FFFFFF	18.94	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00102C

Deuteranopia (green-blind)

#01112A

Tritanopia (blue-blind)

#1B0D17

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #1d052b;
/* rgb */ color: rgb(29, 5, 43);
/* oklch */ color: oklch(18.5% 0.076 310.2);

Tailwind

colors: {
  custom: {
    50: '#5a4864',
    500: '#1d052b',
    950: '#000000',
  },
}

SCSS

$custom: #1d052b;
$custom-light: #5a4864;
$custom-dark: #000000;

JSON

{
  "hex": "#1d052b",
  "rgb": {
    "r": 29,
    "g": 5,
    "b": 43
  },
  "hsl": {
    "h": 277.895,
    "s": 79.167,
    "l": 9.412
  },
  "oklch": {
    "l": 0.18549,
    "c": 0.07572,
    "h": 310.2
  },
  "luminance": 0.00544
}

Semantic roles & 50–950 ramp

primary

#1D052B

secondary

#3C6D1F

accent

#F6327A

background

#F5F4F6

surface

#E9E6EB

border

#C5C2C6

text

#040005

muted

#79777A

Preview Lab

Preview with #1D052B

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

Preview Lab → · Contrast checker → · Palette generator →