#12012B#12012B

#12012B is a very dark, moderate violet. Relative luminance 0.003; OKLCH L 15.9% C 0.082 H 296.2°. Best body text is #FFFFFF at 19.72:1 contrast (WCAG AA passes).

Color values

HEX	#12012B
RGB	rgb(18, 1, 43)
HSL	hsl(264, 95%, 9%)
HSV	hsv(264, 98%, 17%)
CMYK	cmyk(58.1%, 97.7%, 0%, 83.1%)
CIE-LAB	lab(2.93, 15.88, -22.73)
CIE-LCH	lch(2.93, 27.73, 304.93°)
OKLab	oklab(15.89% 0.0363 -0.0739)
OKLCH	oklch(15.89% 0.082 296.2)
XYZ	xyz(0.6962, 0.3247, 2.3110)
Luminance	0.0032 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12012B #1A2B01

analogous

#01052B #12012B #27012B

triadic

#12012B #2B1201 #012B12

tetradic

#12012B #2B0105 #1A2B01 #012B27

square

#12012B #2B0105 #1A2B01 #012B27

split-complementary

#12012B #2B2701 #052B01

monochromatic

#0D011E #0D011E #12012B #2B0267 #4404A3

Accessibility & contrast

On white

19.72

#12012B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.07

#12012B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12012B

19.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12012B	#FFFFFF	#000000	##FFFFFF
##12012B	1.00	19.72	1.07	19.72
#FFFFFF	19.72	1.00	21.00	1.00
#000000	1.07	21.00	1.00	21.00
##FFFFFF	19.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000B2C

Deuteranopia (green-blind)

#000A2A

Tritanopia (blue-blind)

#0B0B15

Achromatopsia (no color)

#0B0B0B

Design tokens & code

CSS

--color: #12012b;
/* rgb */ color: rgb(18, 1, 43);
/* oklch */ color: oklch(15.9% 0.082 296.2);

Tailwind

colors: {
  custom: {
    50: '#514764',
    500: '#12012b',
    950: '#000000',
  },
}

SCSS

$custom: #12012b;
$custom-light: #514764;
$custom-dark: #000000;

JSON

{
  "hex": "#12012b",
  "rgb": {
    "r": 18,
    "g": 1,
    "b": 43
  },
  "hsl": {
    "h": 264.286,
    "s": 95.455,
    "l": 8.627
  },
  "oklch": {
    "l": 0.15894,
    "c": 0.08235,
    "h": 296.2
  },
  "luminance": 0.00325
}

Semantic roles & 50–950 ramp

primary

#12012B

secondary

#4D7117

accent

#FF29A8

background

#F4F3F6

surface

#E7E5EB

border

#C3C1C6

text

#020005

muted

#78777A

Preview Lab

Preview with #12012B

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

Preview Lab → · Contrast checker → · Palette generator →