#011A2B#011A2B

#011A2B is a very dark, muted cyan. Relative luminance 0.009; OKLCH L 20.8% C 0.047 H 241.0°. Best body text is #FFFFFF at 17.74:1 contrast (WCAG AA passes).

Color values

HEX	#011A2B
RGB	rgb(1, 26, 43)
HSL	hsl(204, 95%, 9%)
HSV	hsv(204, 98%, 17%)
CMYK	cmyk(97.7%, 39.5%, 0%, 83.1%)
CIE-LAB	lab(8.30, -2.29, -14.33)
CIE-LCH	lch(8.30, 14.51, 260.93°)
OKLab	oklab(20.82% -0.0226 -0.0407)
OKLCH	oklch(20.82% 0.047 241)
XYZ	xyz(0.8178, 0.9196, 2.4194)
Luminance	0.0092 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#011A2B #2B1201

analogous

#012B27 #011A2B #01052B

triadic

#011A2B #2B011A #1A2B01

tetradic

#011A2B #27012B #2B1201 #052B01

square

#011A2B #27012B #2B1201 #052B01

split-complementary

#011A2B #2B0105 #2B2701

monochromatic

#01121E #01121E #011A2B #023E67 #0462A3

Accessibility & contrast

On white

17.74

#011A2B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#011A2B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #011A2B

17.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##011A2B	#FFFFFF	#000000	##FFFFFF
##011A2B	1.00	17.74	1.18	17.74
#FFFFFF	17.74	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#121A2C

Deuteranopia (green-blind)

#0B162B

Tritanopia (blue-blind)

#001E20

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #011a2b;
/* rgb */ color: rgb(1, 26, 43);
/* oklch */ color: oklch(20.8% 0.047 241.0);

Tailwind

colors: {
  custom: {
    50: '#485664',
    500: '#011a2b',
    950: '#000000',
  },
}

SCSS

$custom: #011a2b;
$custom-light: #485664;
$custom-dark: #000000;

JSON

{
  "hex": "#011a2b",
  "rgb": {
    "r": 1,
    "g": 26,
    "b": 43
  },
  "hsl": {
    "h": 204.286,
    "s": 95.455,
    "l": 8.627
  },
  "oklch": {
    "l": 0.20821,
    "c": 0.04659,
    "h": 241
  },
  "luminance": 0.0092
}

Semantic roles & 50–950 ramp

primary

#011A2B

secondary

#713B17

accent

#8029FF

background

#F4F5F6

surface

#E7E8EB

border

#C3C4C6

text

#010305

muted

#77787A

Preview Lab

Preview with #011A2B

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

Preview Lab → · Contrast checker → · Palette generator →