#01171B#01171B

#01171B is a very dark, muted teal. Relative luminance 0.007; OKLCH L 18.8% C 0.031 H 210.2°. Best body text is #FFFFFF at 18.43:1 contrast (WCAG AA passes).

Color values

HEX	#01171B
RGB	rgb(1, 23, 27)
HSL	hsl(189, 93%, 5%)
HSV	hsv(189, 96%, 11%)
CMYK	cmyk(96.3%, 14.8%, 0%, 89.4%)
CIE-LAB	lab(6.31, -6.02, -5.35)
CIE-LCH	lch(6.31, 8.05, 221.60°)
OKLab	oklab(18.81% -0.0268 -0.0156)
OKLCH	oklch(18.81% 0.031 210.2)
XYZ	xyz(0.5167, 0.6983, 1.1443)
Luminance	0.0070 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#01171B #1B0501

analogous

#011B12 #01171B #010A1B

triadic

#01171B #1B0117 #171B01

tetradic

#01171B #12011B #1B0501 #0A1B01

square

#01171B #12011B #1B0501 #0A1B01

split-complementary

#01171B #1B010A #1B1201

monochromatic

#01191E #01191E #01191E #034956 #057C91

Accessibility & contrast

On white

18.43

#01171B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#01171B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #01171B

18.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##01171B	#FFFFFF	#000000	##FFFFFF
##01171B	1.00	18.43	1.14	18.43
#FFFFFF	18.43	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#14161B

Deuteranopia (green-blind)

#10131B

Tritanopia (blue-blind)

#001918

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #01171b;
/* rgb */ color: rgb(1, 23, 27);
/* oklch */ color: oklch(18.8% 0.031 210.2);

Tailwind

colors: {
  custom: {
    50: '#465357',
    500: '#01171b',
    950: '#000000',
  },
}

SCSS

$custom: #01171b;
$custom-light: #465357;
$custom-dark: #000000;

JSON

{
  "hex": "#01171b",
  "rgb": {
    "r": 1,
    "g": 23,
    "b": 27
  },
  "hsl": {
    "h": 189.231,
    "s": 92.857,
    "l": 5.49
  },
  "oklch": {
    "l": 0.18814,
    "c": 0.03095,
    "h": 210.2
  },
  "luminance": 0.00698
}

Semantic roles & 50–950 ramp

primary

#01171B

secondary

#632115

accent

#4A29FF

background

#F3F4F5

surface

#E5E7E9

border

#C1C3C5

text

#000203

muted

#767878

Preview Lab

Preview with #01171B

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

Preview Lab → · Contrast checker → · Palette generator →