#1B0335#1B0335

#1B0335 is a very dark, moderate violet. Relative luminance 0.006; OKLCH L 18.9% C 0.091 H 299.9°. Best body text is #FFFFFF at 18.90:1 contrast (WCAG AA passes).

Color values

HEX	#1B0335
RGB	rgb(27, 3, 53)
HSL	hsl(269, 89%, 11%)
HSV	hsv(269, 94%, 21%)
CMYK	cmyk(49.1%, 94.3%, 0%, 79.2%)
CIE-LAB	lab(5.02, 23.43, -26.84)
CIE-LCH	lch(5.02, 35.63, 311.12°)
OKLab	oklab(18.89% 0.0454 -0.0792)
OKLCH	oklch(18.89% 0.091 299.9)
XYZ	xyz(1.1270, 0.5552, 3.4153)
Luminance	0.0056 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B0335 #1D3503

analogous

#030435 #1B0335 #340335

triadic

#1B0335 #351B03 #03351B

tetradic

#1B0335 #350304 #1D3503 #033534

square

#1B0335 #350304 #1D3503 #033534

split-complementary

#1B0335 #353403 #043503

monochromatic

#0F021D #0F021D #1B0335 #39066F #560AA9

Accessibility & contrast

On white

18.90

#1B0335 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#1B0335 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B0335

18.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B0335	#FFFFFF	#000000	##FFFFFF
##1B0335	1.00	18.90	1.11	18.90
#FFFFFF	18.90	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001136

Deuteranopia (green-blind)

#001034

Tritanopia (blue-blind)

#15101C

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #1b0335;
/* rgb */ color: rgb(27, 3, 53);
/* oklch */ color: oklch(18.9% 0.091 299.9);

Tailwind

colors: {
  custom: {
    50: '#5a476d',
    500: '#1b0335',
    950: '#000000',
  },
}

SCSS

$custom: #1b0335;
$custom-light: #5a476d;
$custom-dark: #000000;

JSON

{
  "hex": "#1b0335",
  "rgb": {
    "r": 27,
    "g": 3,
    "b": 53
  },
  "hsl": {
    "h": 268.8,
    "s": 89.286,
    "l": 10.98
  },
  "oklch": {
    "l": 0.18888,
    "c": 0.09127,
    "h": 299.9
  },
  "luminance": 0.00555
}

Semantic roles & 50–950 ramp

primary

#1B0335

secondary

#4C781C

accent

#FF2998

background

#F5F4F6

surface

#E9E6EB

border

#C5C2C6

text

#040007

muted

#79777A

Preview Lab

Preview with #1B0335

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

Preview Lab → · Contrast checker → · Palette generator →