#1B0130#1B0130

#1B0130 is a very dark, moderate violet. Relative luminance 0.005; OKLCH L 17.9% C 0.090 H 304.8°. Best body text is #FFFFFF at 19.20:1 contrast (WCAG AA passes).

Color values

HEX	#1B0130
RGB	rgb(27, 1, 48)
HSL	hsl(273, 96%, 10%)
HSV	hsv(273, 98%, 19%)
CMYK	cmyk(43.8%, 97.9%, 0%, 81.2%)
CIE-LAB	lab(4.23, 22.23, -24.39)
CIE-LCH	lch(4.23, 33.00, 312.35°)
OKLab	oklab(17.94% 0.0511 -0.0737)
OKLCH	oklch(17.94% 0.09 304.8)
XYZ	xyz(0.9962, 0.4681, 2.8336)
Luminance	0.0047 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B0130 #163001

analogous

#030130 #1B0130 #30012E

triadic

#1B0130 #301B01 #01301B

tetradic

#1B0130 #300301 #163001 #012E30

square

#1B0130 #300301 #163001 #012E30

split-complementary

#1B0130 #2E3001 #013003

monochromatic

#11011E #11011E #1B0130 #3D026C #5E03A8

Accessibility & contrast

On white

19.20

#1B0130 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.09

#1B0130 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B0130

19.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B0130	#FFFFFF	#000000	##FFFFFF
##1B0130	1.00	19.20	1.09	19.20
#FFFFFF	19.20	1.00	21.00	1.00
#000000	1.09	21.00	1.00	21.00
##FFFFFF	19.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000E31

Deuteranopia (green-blind)

#000F2F

Tritanopia (blue-blind)

#170C18

Achromatopsia (no color)

#0F0F0F

Design tokens & code

CSS

--color: #1b0130;
/* rgb */ color: rgb(27, 1, 48);
/* oklch */ color: oklch(17.9% 0.090 304.8);

Tailwind

colors: {
  custom: {
    50: '#594669',
    500: '#1b0130',
    950: '#000000',
  },
}

SCSS

$custom: #1b0130;
$custom-light: #594669;
$custom-dark: #000000;

JSON

{
  "hex": "#1b0130",
  "rgb": {
    "r": 27,
    "g": 1,
    "b": 48
  },
  "hsl": {
    "h": 273.191,
    "s": 95.918,
    "l": 9.608
  },
  "oklch": {
    "l": 0.17936,
    "c": 0.08969,
    "h": 304.8
  },
  "luminance": 0.00468
}

Semantic roles & 50–950 ramp

primary

#1B0130

secondary

#417617

accent

#FF2989

background

#F5F3F6

surface

#E9E5EB

border

#C5C1C6

text

#040006

muted

#79777A

Preview Lab

Preview with #1B0130

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

Preview Lab → · Contrast checker → · Palette generator →