#011D23#011D23

#011D23 is a very dark, muted cyan. Relative luminance 0.010; OKLCH L 21.3% C 0.036 H 214.1°. Best body text is #FFFFFF at 17.48:1 contrast (WCAG AA passes).

Color values

HEX	#011D23
RGB	rgb(1, 29, 35)
HSL	hsl(191, 94%, 7%)
HSV	hsv(191, 97%, 14%)
CMYK	cmyk(97.1%, 17.1%, 0%, 86.3%)
CIE-LAB	lab(9.04, -8.05, -7.24)
CIE-LCH	lch(9.04, 10.83, 221.94°)
OKLab	oklab(21.27% -0.0299 -0.0202)
OKLCH	oklch(21.27% 0.036 214.1)
XYZ	xyz(0.7551, 1.0064, 1.7442)
Luminance	0.0101 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#011D23 #230701

analogous

#012318 #011D23 #010C23

triadic

#011D23 #23011D #1D2301

tetradic

#011D23 #180123 #230701 #0C2301

square

#011D23 #180123 #230701 #0C2301

split-complementary

#011D23 #23010C #231801

monochromatic

#01191E #01191E #011D23 #034E5F #04809A

Accessibility & contrast

On white

17.48

#011D23 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#011D23 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #011D23

17.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##011D23	#FFFFFF	#000000	##FFFFFF
##011D23	1.00	17.48	1.20	17.48
#FFFFFF	17.48	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#191C23

Deuteranopia (green-blind)

#141823

Tritanopia (blue-blind)

#001F1F

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #011d23;
/* rgb */ color: rgb(1, 29, 35);
/* oklch */ color: oklch(21.3% 0.036 214.1);

Tailwind

colors: {
  custom: {
    50: '#47585d',
    500: '#011d23',
    950: '#000000',
  },
}

SCSS

$custom: #011d23;
$custom-light: #47585d;
$custom-dark: #000000;

JSON

{
  "hex": "#011d23",
  "rgb": {
    "r": 1,
    "g": 29,
    "b": 35
  },
  "hsl": {
    "h": 190.588,
    "s": 94.444,
    "l": 7.059
  },
  "oklch": {
    "l": 0.21265,
    "c": 0.03611,
    "h": 214.1
  },
  "luminance": 0.01007
}

Semantic roles & 50–950 ramp

primary

#011D23

secondary

#6A2516

accent

#4F29FF

background

#F4F5F5

surface

#E6E9E9

border

#C2C5C5

text

#000304

muted

#777879

Preview Lab

Preview with #011D23

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

Preview Lab → · Contrast checker → · Palette generator →