#1B083C#1B083C

#1B083C is a very dark, moderate violet. Relative luminance 0.007; OKLCH L 20.5% C 0.092 H 293.2°. Best body text is #FFFFFF at 18.32:1 contrast (WCAG AA passes).

Color values

HEX	#1B083C
RGB	rgb(27, 8, 60)
HSL	hsl(262, 76%, 13%)
HSV	hsv(262, 87%, 24%)
CMYK	cmyk(55%, 86.7%, 0%, 76.5%)
CIE-LAB	lab(6.62, 23.71, -29.34)
CIE-LCH	lch(6.62, 37.72, 308.94°)
OKLab	oklab(20.51% 0.0362 -0.0846)
OKLCH	oklch(20.51% 0.092 293.2)
XYZ	xyz(1.3542, 0.7329, 4.3442)
Luminance	0.0073 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B083C #293C08

analogous

#080F3C #1B083C #35083C

triadic

#1B083C #3C1B08 #083C1B

tetradic

#1B083C #3C080F #293C08 #083C35

square

#1B083C #3C080F #293C08 #083C35

split-complementary

#1B083C #3C3508 #0F3C08

monochromatic

#0C041B #0C041B #1B083C #330F72 #4C16A8

Accessibility & contrast

On white

18.32

#1B083C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#1B083C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B083C

18.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B083C	#FFFFFF	#000000	##FFFFFF
##1B083C	1.00	18.32	1.15	18.32
#FFFFFF	18.32	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00153D

Deuteranopia (green-blind)

#00143B

Tritanopia (blue-blind)

#111621

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #1b083c;
/* rgb */ color: rgb(27, 8, 60);
/* oklch */ color: oklch(20.5% 0.092 293.2);

Tailwind

colors: {
  custom: {
    50: '#5c4a72',
    500: '#1b083c',
    950: '#000000',
  },
}

SCSS

$custom: #1b083c;
$custom-light: #5c4a72;
$custom-dark: #000000;

JSON

{
  "hex": "#1b083c",
  "rgb": {
    "r": 27,
    "g": 8,
    "b": 60
  },
  "hsl": {
    "h": 261.923,
    "s": 76.471,
    "l": 13.333
  },
  "oklch": {
    "l": 0.2051,
    "c": 0.09204,
    "h": 293.2
  },
  "luminance": 0.00733
}

Semantic roles & 50–950 ramp

primary

#1B083C

secondary

#5B7B25

accent

#F335AE

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#040108

muted

#79777B

Preview Lab

Preview with #1B083C

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

Preview Lab → · Contrast checker → · Palette generator →