#001817#001817

#001817 is a very dark, muted teal. Relative luminance 0.007; OKLCH L 18.9% C 0.032 H 191.2°. Best body text is #FFFFFF at 18.37:1 contrast (WCAG AA passes).

Color values

HEX	#001817
RGB	rgb(0, 24, 23)
HSL	hsl(178, 100%, 5%)
HSV	hsv(178, 100%, 9%)
CMYK	cmyk(100%, 0%, 4.2%, 90.6%)
CIE-LAB	lab(6.46, -8.13, -2.07)
CIE-LCH	lch(6.46, 8.39, 194.26°)
OKLab	oklab(18.88% -0.0319 -0.0063)
OKLCH	oklch(18.88% 0.032 191.2)
XYZ	xyz(0.4812, 0.7151, 0.9231)
Luminance	0.0072 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#001817 #180001

analogous

#00180B #001817 #000D18

triadic

#001817 #170018 #181700

tetradic

#001817 #0B0018 #180001 #0D1800

square

#001817 #0B0018 #180001 #0D1800

split-complementary

#001817 #18000D #180B00

monochromatic

#001F1D #001F1D #001F1D #005552 #00928C

Accessibility & contrast

On white

18.37

#001817 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#001817 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #001817

18.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##001817	#FFFFFF	#000000	##FFFFFF
##001817	1.00	18.37	1.14	18.37
#FFFFFF	18.37	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#161617

Deuteranopia (green-blind)

#121317

Tritanopia (blue-blind)

#001918

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #001817;
/* rgb */ color: rgb(0, 24, 23);
/* oklch */ color: oklch(18.9% 0.032 191.2);

Tailwind

colors: {
  custom: {
    50: '#465453',
    500: '#001817',
    950: '#000000',
  },
}

SCSS

$custom: #001817;
$custom-light: #465453;
$custom-dark: #000000;

JSON

{
  "hex": "#001817",
  "rgb": {
    "r": 0,
    "g": 24,
    "b": 23
  },
  "hsl": {
    "h": 177.5,
    "s": 100,
    "l": 4.706
  },
  "oklch": {
    "l": 0.18877,
    "c": 0.03249,
    "h": 191.2
  },
  "luminance": 0.00715
}

Semantic roles & 50–950 ramp

primary

#001817

secondary

#621115

accent

#2932FF

background

#F3F4F4

surface

#E5E7E7

border

#C1C3C3

text

#000202

muted

#777878

Preview Lab

Preview with #001817

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

Preview Lab → · Contrast checker → · Palette generator →