#1B240D#1B240D

#1B240D is a very dark, muted yellow-green. Relative luminance 0.015; OKLCH L 24.5% C 0.042 H 126.9°. Best body text is #FFFFFF at 16.09:1 contrast (WCAG AA passes).

Color values

HEX	#1B240D
RGB	rgb(27, 36, 13)
HSL	hsl(83, 47%, 10%)
HSV	hsv(83, 64%, 14%)
CMYK	cmyk(25%, 0%, 63.9%, 85.9%)
CIE-LAB	lab(12.76, -8.99, 13.22)
CIE-LCH	lch(12.76, 15.98, 124.22°)
OKLab	oklab(24.48% -0.0251 0.0334)
OKLCH	oklch(24.48% 0.042 126.9)
XYZ	xyz(1.1555, 1.5238, 0.6139)
Luminance	0.0152 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Hunter Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B240D #160D24

analogous

#24220D #1B240D #10240D

triadic

#1B240D #0D1B24 #240D1B

tetradic

#1B240D #0D2422 #160D24 #240D10

square

#1B240D #0D2422 #160D24 #240D10

split-complementary

#1B240D #0D1024 #220D24

monochromatic

#111608 #111608 #1B240D #3D511D #5E7E2D

Accessibility & contrast

On white

16.09

#1B240D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#1B240D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B240D

16.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B240D	#FFFFFF	#000000	##FFFFFF
##1B240D	1.00	16.09	1.30	16.09
#FFFFFF	16.09	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#26210B

Deuteranopia (green-blind)

#25210E

Tritanopia (blue-blind)

#1C221F

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #1b240d;
/* rgb */ color: rgb(27, 36, 13);
/* oklch */ color: oklch(24.5% 0.042 126.9);

Tailwind

colors: {
  custom: {
    50: '#575e4d',
    500: '#1b240d',
    950: '#000000',
  },
}

SCSS

$custom: #1b240d;
$custom-light: #575e4d;
$custom-dark: #000000;

JSON

{
  "hex": "#1b240d",
  "rgb": {
    "r": 27,
    "g": 36,
    "b": 13
  },
  "hsl": {
    "h": 83.478,
    "s": 46.939,
    "l": 9.608
  },
  "oklch": {
    "l": 0.24481,
    "c": 0.0418,
    "h": 126.9
  },
  "luminance": 0.01524
}

Semantic roles & 50–950 ramp

primary

#1B240D

secondary

#412F5E

accent

#51D785

background

#F5F5F4

surface

#E9E9E7

border

#C5C5C3

text

#030401

muted

#787977

Preview Lab

Preview with #1B240D

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

Preview Lab → · Contrast checker → · Palette generator →