#1B3C06#1B3C06

#1B3C06 is a dark, moderate yellow-green. Relative luminance 0.035; OKLCH L 31.9% C 0.088 H 136.3°. Best body text is #FFFFFF at 12.38:1 contrast (WCAG AA passes).

Color values

HEX	#1B3C06
RGB	rgb(27, 60, 6)
HSL	hsl(97, 82%, 13%)
HSV	hsv(97, 90%, 24%)
CMYK	cmyk(55%, 0%, 90%, 76.5%)
CIE-LAB	lab(21.86, -22.89, 27.21)
CIE-LCH	lch(21.86, 35.56, 130.06°)
OKLab	oklab(31.88% -0.0638 0.061)
OKLCH	oklch(31.88% 0.088 136.3)
XYZ	xyz(2.1007, 3.4777, 0.7328)
Luminance	0.0348 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Hunter Green (survey)

Forest Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B3C06 #27063C

analogous

#363C06 #1B3C06 #063C0C

triadic

#1B3C06 #061B3C #3C061B

tetradic

#1B3C06 #06363C #27063C #3C0C06

square

#1B3C06 #06363C #27063C #3C0C06

split-complementary

#1B3C06 #0C063C #3C0636

monochromatic

#0D1C03 #0D1C03 #1B3C06 #34740C #4DAB11

Accessibility & contrast

On white

12.38

#1B3C06 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#1B3C06 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B3C06

12.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B3C06	#FFFFFF	#000000	##FFFFFF
##1B3C06	1.00	12.38	1.70	12.38
#FFFFFF	12.38	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E3600

Deuteranopia (green-blind)

#3A330C

Tritanopia (blue-blind)

#193932

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #1b3c06;
/* rgb */ color: rgb(27, 60, 6);
/* oklch */ color: oklch(31.9% 0.088 136.3);

Tailwind

colors: {
  custom: {
    50: '#5b724b',
    500: '#1b3c06',
    950: '#000000',
  },
}

SCSS

$custom: #1b3c06;
$custom-light: #5b724b;
$custom-dark: #000000;

JSON

{
  "hex": "#1b3c06",
  "rgb": {
    "r": 27,
    "g": 60,
    "b": 6
  },
  "hsl": {
    "h": 96.667,
    "s": 81.818,
    "l": 12.941
  },
  "oklch": {
    "l": 0.31881,
    "c": 0.08823,
    "h": 136.3
  },
  "luminance": 0.03478
}

Semantic roles & 50–950 ramp

primary

#1B3C06

secondary

#59227C

accent

#30F8AA

background

#F5F6F4

surface

#E9ECE7

border

#C5C7C3

text

#040801

muted

#797B77

Preview Lab

Preview with #1B3C06

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

Preview Lab → · Contrast checker → · Palette generator →