#011C2E#011C2E

#011C2E is a very dark, muted cyan. Relative luminance 0.010; OKLCH L 21.7% C 0.049 H 241.0°. Best body text is #FFFFFF at 17.40:1 contrast (WCAG AA passes).

Color values

HEX	#011C2E
RGB	rgb(1, 28, 46)
HSL	hsl(204, 96%, 9%)
HSV	hsv(204, 98%, 18%)
CMYK	cmyk(97.8%, 39.1%, 0%, 82%)
CIE-LAB	lab(9.27, -2.35, -15.00)
CIE-LCH	lch(9.27, 15.18, 261.11°)
OKLab	oklab(21.65% -0.0236 -0.0427)
OKLCH	oklch(21.65% 0.049 241)
XYZ	xyz(0.9207, 1.0341, 2.7353)
Luminance	0.0103 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#011C2E #2E1301

analogous

#012E2A #011C2E #01062E

triadic

#011C2E #2E011C #1C2E01

tetradic

#011C2E #2A012E #2E1301 #062E01

square

#011C2E #2A012E #2E1301 #062E01

split-complementary

#011C2E #2E0106 #2E2A01

monochromatic

#01121E #01121E #011C2E #02406A #0465A6

Accessibility & contrast

On white

17.40

#011C2E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#011C2E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #011C2E

17.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##011C2E	#FFFFFF	#000000	##FFFFFF
##011C2E	1.00	17.40	1.21	17.40
#FFFFFF	17.40	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#131C2F

Deuteranopia (green-blind)

#0D182E

Tritanopia (blue-blind)

#002022

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #011c2e;
/* rgb */ color: rgb(1, 28, 46);
/* oklch */ color: oklch(21.7% 0.049 241.0);

Tailwind

colors: {
  custom: {
    50: '#495766',
    500: '#011c2e',
    950: '#000000',
  },
}

SCSS

$custom: #011c2e;
$custom-light: #495766;
$custom-dark: #000000;

JSON

{
  "hex": "#011c2e",
  "rgb": {
    "r": 1,
    "g": 28,
    "b": 46
  },
  "hsl": {
    "h": 204,
    "s": 95.745,
    "l": 9.216
  },
  "oklch": {
    "l": 0.21653,
    "c": 0.04875,
    "h": 241
  },
  "luminance": 0.01034
}

Semantic roles & 50–950 ramp

primary

#011C2E

secondary

#743C17

accent

#7E29FF

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#010306

muted

#77787A

Preview Lab

Preview with #011C2E

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

Preview Lab → · Contrast checker → · Palette generator →