#1F3F06#1F3F06

#1F3F06 is a dark, moderate yellow-green. Relative luminance 0.039; OKLCH L 33.0% C 0.090 H 135.1°. Best body text is #FFFFFF at 11.85:1 contrast (WCAG AA passes).

Color values

HEX	#1F3F06
RGB	rgb(31, 63, 6)
HSL	hsl(94, 83%, 14%)
HSV	hsv(94, 90%, 25%)
CMYK	cmyk(50.8%, 0%, 90.5%, 75.3%)
CIE-LAB	lab(23.20, -22.78, 28.67)
CIE-LCH	lch(23.20, 36.62, 128.47°)
OKLab	oklab(33.03% -0.0638 0.0637)
OKLCH	oklch(33.03% 0.09 135.1)
XYZ	xyz(2.3754, 3.8593, 0.7920)
Luminance	0.0386 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Forrest Green

#154406

ΔE00 2.78

Hunter Green (survey)

Forest Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F3F06 #26063F

analogous

#3B3F06 #1F3F06 #063F09

triadic

#1F3F06 #061F3F #3F061F

tetradic

#1F3F06 #063B3F #26063F #3F0906

square

#1F3F06 #063B3F #26063F #3F0906

split-complementary

#1F3F06 #09063F #3F063B

monochromatic

#0E1C03 #0E1C03 #1F3F06 #3A770B #56AF11

Accessibility & contrast

On white

11.85

#1F3F06 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#1F3F06 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F3F06

11.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F3F06	#FFFFFF	#000000	##FFFFFF
##1F3F06	1.00	11.85	1.77	11.85
#FFFFFF	11.85	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#423900

Deuteranopia (green-blind)

#3D360C

Tritanopia (blue-blind)

#1E3C35

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #1f3f06;
/* rgb */ color: rgb(31, 63, 6);
/* oklch */ color: oklch(33.0% 0.090 135.1);

Tailwind

colors: {
  custom: {
    50: '#5f744b',
    500: '#1f3f06',
    950: '#000000',
  },
}

SCSS

$custom: #1f3f06;
$custom-light: #5f744b;
$custom-dark: #000000;

JSON

{
  "hex": "#1f3f06",
  "rgb": {
    "r": 31,
    "g": 63,
    "b": 6
  },
  "hsl": {
    "h": 93.684,
    "s": 82.609,
    "l": 13.529
  },
  "oklch": {
    "l": 0.33035,
    "c": 0.09012,
    "h": 135.1
  },
  "luminance": 0.03859
}

Semantic roles & 50–950 ramp

primary

#1F3F06

secondary

#56227F

accent

#2FF9A0

background

#F5F7F4

surface

#E9EDE7

border

#C5C8C3

text

#050801

muted

#797B77

Preview Lab

Preview with #1F3F06

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

Preview Lab → · Contrast checker → · Palette generator →