#05191B#05191B

#05191B is a very dark, muted teal. Relative luminance 0.008; OKLCH L 19.8% C 0.027 H 203.9°. Best body text is #FFFFFF at 18.08:1 contrast (WCAG AA passes).

Color values

HEX	#05191B
RGB	rgb(5, 25, 27)
HSL	hsl(185, 69%, 6%)
HSV	hsv(185, 81%, 11%)
CMYK	cmyk(81.5%, 7.4%, 0%, 89.4%)
CIE-LAB	lab(7.29, -6.50, -3.86)
CIE-LCH	lch(7.29, 7.56, 210.73°)
OKLab	oklab(19.77% -0.0244 -0.0108)
OKLCH	oklch(19.77% 0.027 203.9)
XYZ	xyz(0.6080, 0.8066, 1.1603)
Luminance	0.0081 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#05191B #1B0705

analogous

#051B12 #05191B #050E1B

triadic

#05191B #1B0519 #191B05

tetradic

#05191B #12051B #1B0705 #0E1B05

square

#05191B #12051B #1B0705 #0E1B05

split-complementary

#05191B #1B050E #1B1205

monochromatic

#05181A #05181A #05191B #0F494F #187982

Accessibility & contrast

On white

18.08

#05191B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#05191B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #05191B

18.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##05191B	#FFFFFF	#000000	##FFFFFF
##05191B	1.00	18.08	1.16	18.08
#FFFFFF	18.08	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#16181B

Deuteranopia (green-blind)

#13151B

Tritanopia (blue-blind)

#001A1A

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #05191b;
/* rgb */ color: rgb(5, 25, 27);
/* oklch */ color: oklch(19.8% 0.027 203.9);

Tailwind

colors: {
  custom: {
    50: '#485557',
    500: '#05191b',
    950: '#000000',
  },
}

SCSS

$custom: #05191b;
$custom-light: #485557;
$custom-dark: #000000;

JSON

{
  "hex": "#05191b",
  "rgb": {
    "r": 5,
    "g": 25,
    "b": 27
  },
  "hsl": {
    "h": 185.455,
    "s": 68.75,
    "l": 6.275
  },
  "oklch": {
    "l": 0.1977,
    "c": 0.02668,
    "h": 203.9
  },
  "luminance": 0.00807
}

Semantic roles & 50–950 ramp

primary

#05191B

secondary

#5C2620

accent

#4C3CEC

background

#F4F4F5

surface

#E6E7E9

border

#C2C3C5

text

#000303

muted

#777878

Preview Lab

Preview with #05191B

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

Preview Lab → · Contrast checker → · Palette generator →