#1B0A35#1B0A35

#1B0A35 is a very dark, moderate violet. Relative luminance 0.007; OKLCH L 20.1% C 0.079 H 296.7°. Best body text is #FFFFFF at 18.40:1 contrast (WCAG AA passes).

Color values

HEX	#1B0A35
RGB	rgb(27, 10, 53)
HSL	hsl(264, 68%, 12%)
HSV	hsv(264, 81%, 21%)
CMYK	cmyk(49.1%, 81.1%, 0%, 79.2%)
CIE-LAB	lab(6.39, 20.03, -24.63)
CIE-LCH	lch(6.39, 31.75, 309.11°)
OKLab	oklab(20.1% 0.0357 -0.071)
OKLCH	oklch(20.1% 0.079 296.7)
XYZ	xyz(1.2030, 0.7071, 3.4406)
Luminance	0.0071 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B0A35 #24350A

analogous

#0A0F35 #1B0A35 #310A35

triadic

#1B0A35 #351B0A #0A351B

tetradic

#1B0A35 #350A0F #24350A #0A3531

square

#1B0A35 #350A0F #24350A #0A3531

split-complementary

#1B0A35 #35310A #0F350A

monochromatic

#0D051A #0D051A #1B0A35 #351468 #4F1D9C

Accessibility & contrast

On white

18.40

#1B0A35 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#1B0A35 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B0A35

18.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B0A35	#FFFFFF	#000000	##FFFFFF
##1B0A35	1.00	18.40	1.14	18.40
#FFFFFF	18.40	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001436

Deuteranopia (green-blind)

#001434

Tritanopia (blue-blind)

#14141E

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #1b0a35;
/* rgb */ color: rgb(27, 10, 53);
/* oklch */ color: oklch(20.1% 0.079 296.7);

Tailwind

colors: {
  custom: {
    50: '#5a4a6d',
    500: '#1b0a35',
    950: '#000000',
  },
}

SCSS

$custom: #1b0a35;
$custom-light: #5a4a6d;
$custom-dark: #000000;

JSON

{
  "hex": "#1b0a35",
  "rgb": {
    "r": 27,
    "g": 10,
    "b": 53
  },
  "hsl": {
    "h": 263.721,
    "s": 68.254,
    "l": 12.353
  },
  "oklch": {
    "l": 0.20099,
    "c": 0.07943,
    "h": 296.7
  },
  "luminance": 0.00707
}

Semantic roles & 50–950 ramp

primary

#1B0A35

secondary

#557228

accent

#EB3DA6

background

#F5F4F6

surface

#E9E7EB

border

#C5C3C6

text

#040107

muted

#79777A

Preview Lab

Preview with #1B0A35

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

Preview Lab → · Contrast checker → · Palette generator →