#1B2000#1B2000

#1B2000 is a very dark, muted yellow. Relative luminance 0.013; OKLCH L 23.0% C 0.054 H 117.8°. Best body text is #FFFFFF at 16.76:1 contrast (WCAG AA passes).

Color values

HEX	#1B2000
RGB	rgb(27, 32, 0)
HSL	hsl(69, 100%, 6%)
HSV	hsv(69, 100%, 13%)
CMYK	cmyk(15.6%, 0%, 100%, 87.5%)
CIE-LAB	lab(11.04, -8.13, 16.26)
CIE-LCH	lch(11.04, 18.18, 116.57°)
OKLab	oklab(23.03% -0.025 0.0473)
OKLCH	oklch(23.03% 0.054 117.8)
XYZ	xyz(0.9685, 1.2660, 0.1933)
Luminance	0.0127 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Hunter Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B2000 #050020

analogous

#201500 #1B2000 #0B2000

triadic

#1B2000 #001B20 #20001B

tetradic

#1B2000 #002015 #050020 #20000B

square

#1B2000 #002015 #050020 #20000B

split-complementary

#1B2000 #000B20 #150020

monochromatic

#1A1F00 #1A1F00 #1B2000 #4F5D00 #829A00

Accessibility & contrast

On white

16.76

#1B2000 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#1B2000 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B2000

16.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B2000	#FFFFFF	#000000	##FFFFFF
##1B2000	1.00	16.76	1.25	16.76
#FFFFFF	16.76	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#231D00

Deuteranopia (green-blind)

#231E02

Tritanopia (blue-blind)

#1E1D1A

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #1b2000;
/* rgb */ color: rgb(27, 32, 0);
/* oklch */ color: oklch(23.0% 0.054 117.8);

Tailwind

colors: {
  custom: {
    50: '#575b46',
    500: '#1b2000',
    950: '#000000',
  },
}

SCSS

$custom: #1b2000;
$custom-light: #575b46;
$custom-dark: #000000;

JSON

{
  "hex": "#1b2000",
  "rgb": {
    "r": 27,
    "g": 32,
    "b": 0
  },
  "hsl": {
    "h": 69.375,
    "s": 100,
    "l": 6.275
  },
  "oklch": {
    "l": 0.2303,
    "c": 0.05352,
    "h": 117.8
  },
  "luminance": 0.01266
}

Semantic roles & 50–950 ramp

primary

#1B2000

secondary

#201369

accent

#29FF4A

background

#F5F5F3

surface

#E9E9E5

border

#C5C5C1

text

#030400

muted

#787977

Preview Lab

Preview with #1B2000

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

Preview Lab → · Contrast checker → · Palette generator →