#180C2E#180C2E

#180C2E is a very dark, moderate violet. Relative luminance 0.007; OKLCH L 19.4% C 0.065 H 296.0°. Best body text is #FFFFFF at 18.57:1 contrast (WCAG AA passes).

Color values

HEX	#180C2E
RGB	rgb(24, 12, 46)
HSL	hsl(261, 59%, 11%)
HSV	hsv(261, 74%, 18%)
CMYK	cmyk(47.8%, 73.9%, 0%, 82%)
CIE-LAB	lab(5.91, 15.16, -20.24)
CIE-LCH	lch(5.91, 25.29, 306.84°)
OKLab	oklab(19.39% 0.0286 -0.0586)
OKLCH	oklch(19.39% 0.065 296)
XYZ	xyz(1.0012, 0.6544, 2.6578)
Luminance	0.0065 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#180C2E #222E0C

analogous

#0C112E #180C2E #290C2E

triadic

#180C2E #2E180C #0C2E18

tetradic

#180C2E #2E0C11 #222E0C #0C2E29

square

#180C2E #2E0C11 #222E0C #0C2E29

split-complementary

#180C2E #2E290C #112E0C

monochromatic

#0D0618 #0D0618 #180C2E #31195F #4B258F

Accessibility & contrast

On white

18.57

#180C2E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#180C2E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #180C2E

18.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##180C2E	#FFFFFF	#000000	##FFFFFF
##180C2E	1.00	18.57	1.13	18.57
#FFFFFF	18.57	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00132F

Deuteranopia (green-blind)

#01132D

Tritanopia (blue-blind)

#13131B

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #180c2e;
/* rgb */ color: rgb(24, 12, 46);
/* oklch */ color: oklch(19.4% 0.065 296.0);

Tailwind

colors: {
  custom: {
    50: '#564c67',
    500: '#180c2e',
    950: '#000000',
  },
}

SCSS

$custom: #180c2e;
$custom-light: #564c67;
$custom-dark: #000000;

JSON

{
  "hex": "#180c2e",
  "rgb": {
    "r": 24,
    "g": 12,
    "b": 46
  },
  "hsl": {
    "h": 261.176,
    "s": 58.621,
    "l": 11.373
  },
  "oklch": {
    "l": 0.1939,
    "c": 0.06526,
    "h": 296
  },
  "luminance": 0.00654
}

Semantic roles & 50–950 ramp

primary

#180C2E

secondary

#546A2C

accent

#E246AB

background

#F5F4F6

surface

#E9E7EB

border

#C5C3C6

text

#030106

muted

#78777A

Preview Lab

Preview with #180C2E

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

Preview Lab → · Contrast checker → · Palette generator →