#1B0735#1B0735

#1B0735 is a very dark, moderate violet. Relative luminance 0.006; OKLCH L 19.6% C 0.084 H 298.1°. Best body text is #FFFFFF at 18.61:1 contrast (WCAG AA passes).

Color values

HEX	#1B0735
RGB	rgb(27, 7, 53)
HSL	hsl(266, 77%, 12%)
HSV	hsv(266, 87%, 21%)
CMYK	cmyk(49.1%, 86.8%, 0%, 79.2%)
CIE-LAB	lab(5.80, 21.50, -25.58)
CIE-LCH	lch(5.80, 33.41, 310.05°)
OKLab	oklab(19.6% 0.0396 -0.0743)
OKLCH	oklch(19.6% 0.084 298.1)
XYZ	xyz(1.1704, 0.6420, 3.4297)
Luminance	0.0064 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B0735 #213507

analogous

#070A35 #1B0735 #320735

triadic

#1B0735 #351B07 #07351B

tetradic

#1B0735 #35070A #213507 #073532

square

#1B0735 #35070A #213507 #073532

split-complementary

#1B0735 #353207 #0A3507

monochromatic

#0E041B #0E041B #1B0735 #370E6B #5215A1

Accessibility & contrast

On white

18.61

#1B0735 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#1B0735 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B0735

18.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B0735	#FFFFFF	#000000	##FFFFFF
##1B0735	1.00	18.61	1.13	18.61
#FFFFFF	18.61	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001336

Deuteranopia (green-blind)

#001234

Tritanopia (blue-blind)

#14131D

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #1b0735;
/* rgb */ color: rgb(27, 7, 53);
/* oklch */ color: oklch(19.6% 0.084 298.1);

Tailwind

colors: {
  custom: {
    50: '#5a496d',
    500: '#1b0735',
    950: '#000000',
  },
}

SCSS

$custom: #1b0735;
$custom-light: #5a496d;
$custom-dark: #000000;

JSON

{
  "hex": "#1b0735",
  "rgb": {
    "r": 27,
    "g": 7,
    "b": 53
  },
  "hsl": {
    "h": 266.087,
    "s": 76.667,
    "l": 11.765
  },
  "oklch": {
    "l": 0.19598,
    "c": 0.08423,
    "h": 298.1
  },
  "luminance": 0.00642
}

Semantic roles & 50–950 ramp

primary

#1B0735

secondary

#517523

accent

#F335A0

background

#F5F4F6

surface

#E9E7EB

border

#C5C3C6

text

#040107

muted

#79777A

Preview Lab

Preview with #1B0735

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

Preview Lab → · Contrast checker → · Palette generator →