#1B0230#1B0230

#1B0230 is a very dark, moderate violet. Relative luminance 0.005; OKLCH L 18.1% C 0.087 H 304.3°. Best body text is #FFFFFF at 19.13:1 contrast (WCAG AA passes).

Color values

HEX	#1B0230
RGB	rgb(27, 2, 48)
HSL	hsl(273, 92%, 10%)
HSV	hsv(273, 96%, 19%)
CMYK	cmyk(43.8%, 95.8%, 0%, 81.2%)
CIE-LAB	lab(4.42, 21.78, -24.08)
CIE-LCH	lch(4.42, 32.47, 312.14°)
OKLab	oklab(18.14% 0.0493 -0.0723)
OKLCH	oklch(18.14% 0.088 304.3)
XYZ	xyz(1.0071, 0.4898, 2.8372)
Luminance	0.0049 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B0230 #173002

analogous

#040230 #1B0230 #30022E

triadic

#1B0230 #301B02 #02301B

tetradic

#1B0230 #300402 #173002 #022E30

square

#1B0230 #300402 #173002 #022E30

split-complementary

#1B0230 #2E3002 #023004

monochromatic

#11011D #11011D #1B0230 #3C046B #5D07A6

Accessibility & contrast

On white

19.13

#1B0230 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#1B0230 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B0230

19.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B0230	#FFFFFF	#000000	##FFFFFF
##1B0230	1.00	19.13	1.10	19.13
#FFFFFF	19.13	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000F31

Deuteranopia (green-blind)

#000F2F

Tritanopia (blue-blind)

#170D19

Achromatopsia (no color)

#0F0F0F

Design tokens & code

CSS

--color: #1b0230;
/* rgb */ color: rgb(27, 2, 48);
/* oklch */ color: oklch(18.1% 0.087 304.3);

Tailwind

colors: {
  custom: {
    50: '#594669',
    500: '#1b0230',
    950: '#000000',
  },
}

SCSS

$custom: #1b0230;
$custom-light: #594669;
$custom-dark: #000000;

JSON

{
  "hex": "#1b0230",
  "rgb": {
    "r": 27,
    "g": 2,
    "b": 48
  },
  "hsl": {
    "h": 272.609,
    "s": 92,
    "l": 9.804
  },
  "oklch": {
    "l": 0.18139,
    "c": 0.0875,
    "h": 304.3
  },
  "luminance": 0.0049
}

Semantic roles & 50–950 ramp

primary

#1B0230

secondary

#437519

accent

#FF298B

background

#F5F3F6

surface

#E9E5EB

border

#C5C1C6

text

#040006

muted

#79777A

Preview Lab

Preview with #1B0230

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

Preview Lab → · Contrast checker → · Palette generator →