#0C1923#0C1923

#0C1923 is a very dark, muted cyan. Relative luminance 0.009; OKLCH L 20.7% C 0.027 H 242.8°. Best body text is #FFFFFF at 17.81:1 contrast (WCAG AA passes).

Color values

HEX	#0C1923
RGB	rgb(12, 25, 35)
HSL	hsl(206, 49%, 9%)
HSV	hsv(206, 66%, 14%)
CMYK	cmyk(65.7%, 28.6%, 0%, 86.3%)
CIE-LAB	lab(8.08, -1.96, -8.66)
CIE-LCH	lch(8.08, 8.88, 257.25°)
OKLab	oklab(20.67% -0.0124 -0.0241)
OKLCH	oklch(20.67% 0.027 242.8)
XYZ	xyz(0.8025, 0.8947, 1.7202)
Luminance	0.0089 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C1923 #23160C

analogous

#0C2322 #0C1923 #0C0E23

triadic

#0C1923 #230C19 #19230C

tetradic

#0C1923 #220C23 #23160C #0E230C

square

#0C1923 #220C23 #23160C #0E230C

split-complementary

#0C1923 #230C0E #23220C

monochromatic

#081017 #081017 #0C1923 #1C3A51 #2B5A7E

Accessibility & contrast

On white

17.81

#0C1923 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#0C1923 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C1923

17.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C1923	#FFFFFF	#000000	##FFFFFF
##0C1923	1.00	17.81	1.18	17.81
#FFFFFF	17.81	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#151923

Deuteranopia (green-blind)

#121723

Tritanopia (blue-blind)

#031B1C

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #0c1923;
/* rgb */ color: rgb(12, 25, 35);
/* oklch */ color: oklch(20.7% 0.027 242.8);

Tailwind

colors: {
  custom: {
    50: '#4c555d',
    500: '#0c1923',
    950: '#000000',
  },
}

SCSS

$custom: #0c1923;
$custom-light: #4c555d;
$custom-dark: #000000;

JSON

{
  "hex": "#0c1923",
  "rgb": {
    "r": 12,
    "g": 25,
    "b": 35
  },
  "hsl": {
    "h": 206.087,
    "s": 48.936,
    "l": 9.216
  },
  "oklch": {
    "l": 0.20669,
    "c": 0.02716,
    "h": 242.8
  },
  "luminance": 0.00895
}

Semantic roles & 50–950 ramp

primary

#0C1923

secondary

#5D422E

accent

#8B4FD8

background

#F4F4F5

surface

#E7E7E9

border

#C3C3C5

text

#010304

muted

#777879

Preview Lab

Preview with #0C1923

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

Preview Lab → · Contrast checker → · Palette generator →