#1B083B#1B083B

#1B083B is a very dark, moderate violet. Relative luminance 0.007; OKLCH L 20.4% C 0.091 H 293.8°. Best body text is #FFFFFF at 18.35:1 contrast (WCAG AA passes).

Color values

HEX	#1B083B
RGB	rgb(27, 8, 59)
HSL	hsl(262, 76%, 13%)
HSV	hsv(262, 86%, 23%)
CMYK	cmyk(54.2%, 86.4%, 0%, 76.9%)
CIE-LAB	lab(6.53, 23.33, -28.77)
CIE-LCH	lch(6.53, 37.05, 309.04°)
OKLab	oklab(20.4% 0.0366 -0.083)
OKLCH	oklch(20.4% 0.091 293.8)
XYZ	xyz(1.3280, 0.7224, 4.2063)
Luminance	0.0072 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B083B #283B08

analogous

#080E3B #1B083B #34083B

triadic

#1B083B #3B1B08 #083B1B

tetradic

#1B083B #3B080E #283B08 #083B34

square

#1B083B #3B080E #283B08 #083B34

split-complementary

#1B083B #3B3408 #0E3B08

monochromatic

#0C041B #0C041B #1B083B #340F71 #4C17A7

Accessibility & contrast

On white

18.35

#1B083B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#1B083B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B083B

18.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B083B	#FFFFFF	#000000	##FFFFFF
##1B083B	1.00	18.35	1.14	18.35
#FFFFFF	18.35	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00153C

Deuteranopia (green-blind)

#00143A

Tritanopia (blue-blind)

#111621

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #1b083b;
/* rgb */ color: rgb(27, 8, 59);
/* oklch */ color: oklch(20.4% 0.091 293.8);

Tailwind

colors: {
  custom: {
    50: '#5b4a71',
    500: '#1b083b',
    950: '#000000',
  },
}

SCSS

$custom: #1b083b;
$custom-light: #5b4a71;
$custom-dark: #000000;

JSON

{
  "hex": "#1b083b",
  "rgb": {
    "r": 27,
    "g": 8,
    "b": 59
  },
  "hsl": {
    "h": 262.353,
    "s": 76.119,
    "l": 13.137
  },
  "oklch": {
    "l": 0.20401,
    "c": 0.0907,
    "h": 293.8
  },
  "luminance": 0.00722
}

Semantic roles & 50–950 ramp

primary

#1B083B

secondary

#5A7A25

accent

#F335AC

background

#F5F4F6

surface

#E9E7EC

border

#C5C3C7

text

#040108

muted

#79777B

Preview Lab

Preview with #1B083B

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

Preview Lab → · Contrast checker → · Palette generator →