#1B4205#1B4205

#1B4205 is a dark, moderate yellow-green. Relative luminance 0.041; OKLCH L 33.7% C 0.097 H 137.2°. Best body text is #FFFFFF at 11.49:1 contrast (WCAG AA passes).

Color values

HEX	#1B4205
RGB	rgb(27, 66, 5)
HSL	hsl(98, 86%, 14%)
HSV	hsv(98, 92%, 26%)
CMYK	cmyk(59.1%, 0%, 92.4%, 74.1%)
CIE-LAB	lab(24.13, -25.73, 29.95)
CIE-LCH	lch(24.13, 39.48, 130.66°)
OKLab	oklab(33.74% -0.0715 0.0661)
OKLCH	oklch(33.74% 0.097 137.2)
XYZ	xyz(2.4275, 4.1402, 0.8148)
Luminance	0.0414 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Forrest Green

#154406

ΔE00 1.33

Hunter Green (survey)

Forest Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B4205 #2C0542

analogous

#3A4205 #1B4205 #05420E

triadic

#1B4205 #051B42 #42051B

tetradic

#1B4205 #053A42 #2C0542 #420E05

square

#1B4205 #053A42 #2C0542 #420E05

split-complementary

#1B4205 #0E0542 #42053A

monochromatic

#0C1C02 #0C1C02 #1B4205 #327B09 #4AB40E

Accessibility & contrast

On white

11.49

#1B4205 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#1B4205 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B4205

11.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B4205	#FFFFFF	#000000	##FFFFFF
##1B4205	1.00	11.49	1.83	11.49
#FFFFFF	11.49	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#453B00

Deuteranopia (green-blind)

#40380C

Tritanopia (blue-blind)

#183F37

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #1b4205;
/* rgb */ color: rgb(27, 66, 5);
/* oklch */ color: oklch(33.7% 0.097 137.2);

Tailwind

colors: {
  custom: {
    50: '#5d774b',
    500: '#1b4205',
    950: '#000000',
  },
}

SCSS

$custom: #1b4205;
$custom-light: #5d774b;
$custom-dark: #000000;

JSON

{
  "hex": "#1b4205",
  "rgb": {
    "r": 27,
    "g": 66,
    "b": 5
  },
  "hsl": {
    "h": 98.361,
    "s": 85.915,
    "l": 13.922
  },
  "oklch": {
    "l": 0.33744,
    "c": 0.09734,
    "h": 137.2
  },
  "luminance": 0.0414
}

Semantic roles & 50–950 ramp

primary

#1B4205

secondary

#5F2082

accent

#2CFCB1

background

#F5F7F4

surface

#E9EDE7

border

#C5C8C3

text

#040801

muted

#797B77

Preview Lab

Preview with #1B4205

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

Preview Lab → · Contrast checker → · Palette generator →