#1B073A#1B073A

#1B073A is a very dark, moderate violet. Relative luminance 0.007; OKLCH L 20.1% C 0.091 H 294.8°. Best body text is #FFFFFF at 18.45:1 contrast (WCAG AA passes).

Color values

HEX	#1B073A
RGB	rgb(27, 7, 58)
HSL	hsl(264, 78%, 13%)
HSV	hsv(264, 88%, 23%)
CMYK	cmyk(53.4%, 87.9%, 0%, 77.3%)
CIE-LAB	lab(6.24, 23.47, -28.52)
CIE-LCH	lch(6.24, 36.93, 309.45°)
OKLab	oklab(20.13% 0.0381 -0.0825)
OKLCH	oklch(20.13% 0.091 294.8)
XYZ	xyz(1.2915, 0.6904, 4.0674)
Luminance	0.0069 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B073A #263A07

analogous

#070D3A #1B073A #34073A

triadic

#1B073A #3A1B07 #073A1B

tetradic

#1B073A #3A070D #263A07 #073A34

square

#1B073A #3A070D #263A07 #073A34

split-complementary

#1B073A #3A3407 #0D3A07

monochromatic

#0D031B #0D031B #1B073A #340E71 #4E14A7

Accessibility & contrast

On white

18.45

#1B073A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#1B073A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B073A

18.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B073A	#FFFFFF	#000000	##FFFFFF
##1B073A	1.00	18.45	1.14	18.45
#FFFFFF	18.45	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00143B

Deuteranopia (green-blind)

#001339

Tritanopia (blue-blind)

#121520

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #1b073a;
/* rgb */ color: rgb(27, 7, 58);
/* oklch */ color: oklch(20.1% 0.091 294.8);

Tailwind

colors: {
  custom: {
    50: '#5b4971',
    500: '#1b073a',
    950: '#000000',
  },
}

SCSS

$custom: #1b073a;
$custom-light: #5b4971;
$custom-dark: #000000;

JSON

{
  "hex": "#1b073a",
  "rgb": {
    "r": 27,
    "g": 7,
    "b": 58
  },
  "hsl": {
    "h": 263.529,
    "s": 78.462,
    "l": 12.745
  },
  "oklch": {
    "l": 0.20132,
    "c": 0.09085,
    "h": 294.8
  },
  "luminance": 0.0069
}

Semantic roles & 50–950 ramp

primary

#1B073A

secondary

#587923

accent

#F533A9

background

#F5F4F6

surface

#E9E7EC

border

#C5C3C7

text

#040107

muted

#79777A

Preview Lab

Preview with #1B073A

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

Preview Lab → · Contrast checker → · Palette generator →