#1B3E06#1B3E06

#1B3E06 is a dark, moderate yellow-green. Relative luminance 0.037; OKLCH L 32.5% C 0.091 H 136.7°. Best body text is #FFFFFF at 12.08:1 contrast (WCAG AA passes).

Color values

HEX	#1B3E06
RGB	rgb(27, 62, 6)
HSL	hsl(98, 82%, 13%)
HSV	hsv(98, 90%, 24%)
CMYK	cmyk(56.5%, 0%, 90.3%, 75.7%)
CIE-LAB	lab(22.62, -23.83, 28.02)
CIE-LCH	lch(22.62, 36.78, 130.38°)
OKLab	oklab(32.51% -0.0663 0.0625)
OKLCH	oklch(32.51% 0.091 136.7)
XYZ	xyz(2.2074, 3.6913, 0.7684)
Luminance	0.0369 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Forrest Green

#154406

ΔE00 2.50

Hunter Green (survey)

Forest Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B3E06 #29063E

analogous

#373E06 #1B3E06 #063E0D

triadic

#1B3E06 #061B3E #3E061B

tetradic

#1B3E06 #06373E #29063E #3E0D06

square

#1B3E06 #06373E #29063E #3E0D06

split-complementary

#1B3E06 #0D063E #3E0637

monochromatic

#0C1C03 #0C1C03 #1B3E06 #33760B #4CAE11

Accessibility & contrast

On white

12.08

#1B3E06 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#1B3E06 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B3E06

12.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B3E06	#FFFFFF	#000000	##FFFFFF
##1B3E06	1.00	12.08	1.74	12.08
#FFFFFF	12.08	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#403800

Deuteranopia (green-blind)

#3C350C

Tritanopia (blue-blind)

#193B34

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #1b3e06;
/* rgb */ color: rgb(27, 62, 6);
/* oklch */ color: oklch(32.5% 0.091 136.7);

Tailwind

colors: {
  custom: {
    50: '#5c734b',
    500: '#1b3e06',
    950: '#000000',
  },
}

SCSS

$custom: #1b3e06;
$custom-light: #5c734b;
$custom-dark: #000000;

JSON

{
  "hex": "#1b3e06",
  "rgb": {
    "r": 27,
    "g": 62,
    "b": 6
  },
  "hsl": {
    "h": 97.5,
    "s": 82.353,
    "l": 13.333
  },
  "oklch": {
    "l": 0.32506,
    "c": 0.09108,
    "h": 136.7
  },
  "luminance": 0.03691
}

Semantic roles & 50–950 ramp

primary

#1B3E06

secondary

#5B227E

accent

#2FF9AD

background

#F5F7F4

surface

#E9EDE7

border

#C5C8C3

text

#040801

muted

#797B77

Preview Lab

Preview with #1B3E06

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

Preview Lab → · Contrast checker → · Palette generator →