#06182B#06182B

#06182B is a very dark, muted cyan. Relative luminance 0.009; OKLCH L 20.5% C 0.045 H 251.4°. Best body text is #FFFFFF at 17.90:1 contrast (WCAG AA passes).

Color values

HEX	#06182B
RGB	rgb(6, 24, 43)
HSL	hsl(211, 76%, 10%)
HSV	hsv(211, 86%, 17%)
CMYK	cmyk(86%, 44.2%, 0%, 83.1%)
CIE-LAB	lab(7.83, 0.58, -15.06)
CIE-LCH	lch(7.83, 15.07, 272.21°)
OKLab	oklab(20.53% -0.0144 -0.0428)
OKLCH	oklch(20.53% 0.045 251.4)
XYZ	xyz(0.8376, 0.8663, 2.4081)
Luminance	0.0087 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#06182B #2B1906

analogous

#062B2B #06182B #07062B

triadic

#06182B #2B0618 #182B06

tetradic

#06182B #2B062B #2B1906 #062B07

square

#06182B #2B062B #2B1906 #062B07

split-complementary

#06182B #2B0706 #2B2B06

monochromatic

#040F1B #040F1B #06182B #0D3661 #155496

Accessibility & contrast

On white

17.90

#06182B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#06182B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #06182B

17.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##06182B	#FFFFFF	#000000	##FFFFFF
##06182B	1.00	17.90	1.17	17.90
#FFFFFF	17.90	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	17.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F192C

Deuteranopia (green-blind)

#0A162B

Tritanopia (blue-blind)

#001C1F

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #06182b;
/* rgb */ color: rgb(6, 24, 43);
/* oklch */ color: oklch(20.5% 0.045 251.4);

Tailwind

colors: {
  custom: {
    50: '#4b5464',
    500: '#06182b',
    950: '#000000',
  },
}

SCSS

$custom: #06182b;
$custom-light: #4b5464;
$custom-dark: #000000;

JSON

{
  "hex": "#06182b",
  "rgb": {
    "r": 6,
    "g": 24,
    "b": 43
  },
  "hsl": {
    "h": 210.811,
    "s": 75.51,
    "l": 9.608
  },
  "oklch": {
    "l": 0.20527,
    "c": 0.04518,
    "h": 251.4
  },
  "luminance": 0.00866
}

Semantic roles & 50–950 ramp

primary

#06182B

secondary

#6C4721

accent

#9636F2

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010205

muted

#77787A

Preview Lab

Preview with #06182B

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

Preview Lab → · Contrast checker → · Palette generator →