#1B032C#1B032C

#1B032C is a very dark, moderate violet. Relative luminance 0.005; OKLCH L 17.9% C 0.081 H 307.4°. Best body text is #FFFFFF at 19.16:1 contrast (WCAG AA passes).

Color values

HEX	#1B032C
RGB	rgb(27, 3, 44)
HSL	hsl(275, 87%, 9%)
HSV	hsv(275, 93%, 17%)
CMYK	cmyk(38.6%, 93.2%, 0%, 82.7%)
CIE-LAB	lab(4.34, 19.64, -21.21)
CIE-LCH	lch(4.34, 28.91, 312.79°)
OKLab	oklab(17.92% 0.049 -0.0641)
OKLCH	oklch(17.92% 0.081 307.4)
XYZ	xyz(0.9391, 0.4800, 2.4256)
Luminance	0.0048 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 7.35

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B032C #142C03

analogous

#07032C #1B032C #2C0329

triadic

#1B032C #2C1B03 #032C1B

tetradic

#1B032C #2C0703 #142C03 #03292C

square

#1B032C #2C0703 #142C03 #03292C

split-complementary

#1B032C #292C03 #032C07

monochromatic

#12021D #12021D #1B032C #3E0765 #610B9F

Accessibility & contrast

On white

19.16

#1B032C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#1B032C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B032C

19.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B032C	#FFFFFF	#000000	##FFFFFF
##1B032C	1.00	19.16	1.10	19.16
#FFFFFF	19.16	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000E2D

Deuteranopia (green-blind)

#000F2B

Tritanopia (blue-blind)

#180C17

Achromatopsia (no color)

#0F0F0F

Design tokens & code

CSS

--color: #1b032c;
/* rgb */ color: rgb(27, 3, 44);
/* oklch */ color: oklch(17.9% 0.081 307.4);

Tailwind

colors: {
  custom: {
    50: '#584765',
    500: '#1b032c',
    950: '#000000',
  },
}

SCSS

$custom: #1b032c;
$custom-light: #584765;
$custom-dark: #000000;

JSON

{
  "hex": "#1b032c",
  "rgb": {
    "r": 27,
    "g": 3,
    "b": 44
  },
  "hsl": {
    "h": 275.122,
    "s": 87.234,
    "l": 9.216
  },
  "oklch": {
    "l": 0.17915,
    "c": 0.08068,
    "h": 307.4
  },
  "luminance": 0.0048
}

Semantic roles & 50–950 ramp

primary

#1B032C

secondary

#3E701B

accent

#FD2A82

background

#F5F4F6

surface

#E9E6EB

border

#C5C2C6

text

#030005

muted

#78777A

Preview Lab

Preview with #1B032C

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

Preview Lab → · Contrast checker → · Palette generator →