#001F1D#001F1D

#001F1D is a very dark, muted teal. Relative luminance 0.011; OKLCH L 21.6% C 0.037 H 188.7°. Best body text is #FFFFFF at 17.30:1 contrast (WCAG AA passes).

Color values

HEX	#001F1D
RGB	rgb(0, 31, 29)
HSL	hsl(176, 100%, 6%)
HSV	hsv(176, 100%, 12%)
CMYK	cmyk(100%, 0%, 6.5%, 87.8%)
CIE-LAB	lab(9.55, -12.02, -2.02)
CIE-LCH	lch(9.55, 12.18, 189.54°)
OKLab	oklab(21.57% -0.037 -0.0057)
OKLCH	oklch(21.57% 0.037 188.7)
XYZ	xyz(0.7116, 1.0686, 1.3309)
Luminance	0.0107 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#001F1D #1F0002

analogous

#001F0D #001F1D #00111F

triadic

#001F1D #1D001F #1F1D00

tetradic

#001F1D #0D001F #1F0002 #111F00

square

#001F1D #0D001F #1F0002 #111F00

split-complementary

#001F1D #1F0011 #1F0D00

monochromatic

#001F1D #001F1D #001F1D #005C56 #009990

Accessibility & contrast

On white

17.30

#001F1D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#001F1D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #001F1D

17.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##001F1D	#FFFFFF	#000000	##FFFFFF
##001F1D	1.00	17.30	1.21	17.30
#FFFFFF	17.30	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C1D1D

Deuteranopia (green-blind)

#18191D

Tritanopia (blue-blind)

#00201E

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #001f1d;
/* rgb */ color: rgb(0, 31, 29);
/* oklch */ color: oklch(21.6% 0.037 188.7);

Tailwind

colors: {
  custom: {
    50: '#465a58',
    500: '#001f1d',
    950: '#000000',
  },
}

SCSS

$custom: #001f1d;
$custom-light: #465a58;
$custom-dark: #000000;

JSON

{
  "hex": "#001f1d",
  "rgb": {
    "r": 0,
    "g": 31,
    "b": 29
  },
  "hsl": {
    "h": 176.129,
    "s": 100,
    "l": 6.078
  },
  "oklch": {
    "l": 0.21572,
    "c": 0.03741,
    "h": 188.7
  },
  "luminance": 0.01069
}

Semantic roles & 50–950 ramp

primary

#001F1D

secondary

#681218

accent

#2937FF

background

#F3F5F5

surface

#E5E9E9

border

#C1C5C5

text

#000403

muted

#767978

Preview Lab

Preview with #001F1D

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

Preview Lab → · Contrast checker → · Palette generator →