#001F17#001F17

#001F17 is a very dark, muted teal. Relative luminance 0.010; OKLCH L 21.3% C 0.041 H 172.5°. Best body text is #FFFFFF at 17.38:1 contrast (WCAG AA passes).

Color values

HEX	#001F17
RGB	rgb(0, 31, 23)
HSL	hsl(165, 100%, 6%)
HSV	hsv(165, 100%, 12%)
CMYK	cmyk(100%, 0%, 25.8%, 87.8%)
CIE-LAB	lab(9.33, -13.83, 2.11)
CIE-LCH	lch(9.33, 13.99, 171.32°)
OKLab	oklab(21.32% -0.0408 0.0054)
OKLCH	oklch(21.32% 0.041 172.5)
XYZ	xyz(0.6446, 1.0417, 0.9776)
Luminance	0.0104 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#001F17 #1F0008

analogous

#001F07 #001F17 #00171F

triadic

#001F17 #17001F #1F1700

tetradic

#001F17 #07001F #1F0008 #171F00

square

#001F17 #07001F #1F0008 #171F00

split-complementary

#001F17 #1F0017 #1F0700

monochromatic

#001F17 #001F17 #001F17 #005C44 #009972

Accessibility & contrast

On white

17.38

#001F17 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#001F17 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #001F17

17.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##001F17	#FFFFFF	#000000	##FFFFFF
##001F17	1.00	17.38	1.21	17.38
#FFFFFF	17.38	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E1C17

Deuteranopia (green-blind)

#191918

Tritanopia (blue-blind)

#001F1D

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #001f17;
/* rgb */ color: rgb(0, 31, 23);
/* oklch */ color: oklch(21.3% 0.041 172.5);

Tailwind

colors: {
  custom: {
    50: '#455a53',
    500: '#001f17',
    950: '#000000',
  },
}

SCSS

$custom: #001f17;
$custom-light: #455a53;
$custom-dark: #000000;

JSON

{
  "hex": "#001f17",
  "rgb": {
    "r": 0,
    "g": 31,
    "b": 23
  },
  "hsl": {
    "h": 164.516,
    "s": 100,
    "l": 6.078
  },
  "oklch": {
    "l": 0.21324,
    "c": 0.04113,
    "h": 172.5
  },
  "luminance": 0.01042
}

Semantic roles & 50–950 ramp

primary

#001F17

secondary

#681229

accent

#2960FF

background

#F3F5F4

surface

#E5E9E7

border

#C1C5C3

text

#000402

muted

#767978

Preview Lab

Preview with #001F17

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

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