#001B10#001B10

#001B10 is a very dark, muted teal. Relative luminance 0.008; OKLCH L 19.7% C 0.042 H 163.9°. Best body text is #FFFFFF at 18.04:1 contrast (WCAG AA passes).

Color values

HEX	#001B10
RGB	rgb(0, 27, 16)
HSL	hsl(156, 100%, 5%)
HSV	hsv(156, 100%, 11%)
CMYK	cmyk(100%, 0%, 40.7%, 89.4%)
CIE-LAB	lab(7.42, -12.09, 3.88)
CIE-LCH	lch(7.42, 12.70, 162.21°)
OKLab	oklab(19.66% -0.0403 0.0117)
OKLCH	oklch(19.66% 0.042 163.9)
XYZ	xyz(0.4854, 0.8212, 0.6230)
Luminance	0.0082 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#001B10 #1B000B

analogous

#001B03 #001B10 #00181B

triadic

#001B10 #10001B #1B1000

tetradic

#001B10 #03001B #1B000B #181B00

square

#001B10 #03001B #1B000B #181B00

split-complementary

#001B10 #1B0018 #1B0300

monochromatic

#001F12 #001F12 #001F12 #005834 #009559

Accessibility & contrast

On white

18.04

#001B10 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#001B10 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #001B10

18.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##001B10	#FFFFFF	#000000	##FFFFFF
##001B10	1.00	18.04	1.16	18.04
#FFFFFF	18.04	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A180F

Deuteranopia (green-blind)

#161511

Tritanopia (blue-blind)

#001B18

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #001b10;
/* rgb */ color: rgb(0, 27, 16);
/* oklch */ color: oklch(19.7% 0.042 163.9);

Tailwind

colors: {
  custom: {
    50: '#46574e',
    500: '#001b10',
    950: '#000000',
  },
}

SCSS

$custom: #001b10;
$custom-light: #46574e;
$custom-dark: #000000;

JSON

{
  "hex": "#001b10",
  "rgb": {
    "r": 0,
    "g": 27,
    "b": 16
  },
  "hsl": {
    "h": 155.556,
    "s": 100,
    "l": 5.294
  },
  "oklch": {
    "l": 0.19663,
    "c": 0.04197,
    "h": 163.9
  },
  "luminance": 0.00821
}

Semantic roles & 50–950 ramp

primary

#001B10

secondary

#651234

accent

#2980FF

background

#F3F5F4

surface

#E5E9E7

border

#C1C5C3

text

#000301

muted

#767877

Preview Lab

Preview with #001B10

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

Preview Lab → · Contrast checker → · Palette generator →