#180C2F#180C2F

#180C2F is a very dark, moderate violet. Relative luminance 0.007; OKLCH L 19.5% C 0.067 H 295.3°. Best body text is #FFFFFF at 18.54:1 contrast (WCAG AA passes).

Color values

HEX	#180C2F
RGB	rgb(24, 12, 47)
HSL	hsl(261, 59%, 12%)
HSV	hsv(261, 74%, 18%)
CMYK	cmyk(48.9%, 74.5%, 0%, 81.6%)
CIE-LAB	lab(5.98, 15.57, -20.87)
CIE-LCH	lch(5.98, 26.04, 306.73°)
OKLab	oklab(19.48% 0.0286 -0.0604)
OKLCH	oklch(19.48% 0.067 295.3)
XYZ	xyz(1.0211, 0.6623, 2.7628)
Luminance	0.0066 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#180C2F #232F0C

analogous

#0C122F #180C2F #2A0C2F

triadic

#180C2F #2F180C #0C2F18

tetradic

#180C2F #2F0C12 #232F0C #0C2F2A

square

#180C2F #2F0C12 #232F0C #0C2F2A

split-complementary

#180C2F #2F2A0C #122F0C

monochromatic

#0C0618 #0C0618 #180C2F #311860 #4A2591

Accessibility & contrast

On white

18.54

#180C2F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#180C2F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #180C2F

18.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##180C2F	#FFFFFF	#000000	##FFFFFF
##180C2F	1.00	18.54	1.13	18.54
#FFFFFF	18.54	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001430

Deuteranopia (green-blind)

#00132E

Tritanopia (blue-blind)

#12141B

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #180c2f;
/* rgb */ color: rgb(24, 12, 47);
/* oklch */ color: oklch(19.5% 0.067 295.3);

Tailwind

colors: {
  custom: {
    50: '#574c68',
    500: '#180c2f',
    950: '#000000',
  },
}

SCSS

$custom: #180c2f;
$custom-light: #574c68;
$custom-dark: #000000;

JSON

{
  "hex": "#180c2f",
  "rgb": {
    "r": 24,
    "g": 12,
    "b": 47
  },
  "hsl": {
    "h": 260.571,
    "s": 59.322,
    "l": 11.569
  },
  "oklch": {
    "l": 0.19482,
    "c": 0.06683,
    "h": 295.3
  },
  "luminance": 0.00662
}

Semantic roles & 50–950 ramp

primary

#180C2F

secondary

#556B2C

accent

#E345AD

background

#F5F4F6

surface

#E9E7EB

border

#C5C3C6

text

#030106

muted

#78777A

Preview Lab

Preview with #180C2F

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

Preview Lab → · Contrast checker → · Palette generator →