#1F4805#1F4805

#1F4805 is a dark, moderate yellow-green. Relative luminance 0.049; OKLCH L 35.8% C 0.103 H 136.8°. Best body text is #FFFFFF at 10.57:1 contrast (WCAG AA passes).

Color values

HEX	#1F4805
RGB	rgb(31, 72, 5)
HSL	hsl(97, 87%, 15%)
HSV	hsv(97, 93%, 28%)
CMYK	cmyk(56.9%, 0%, 93.1%, 71.8%)
CIE-LAB	lab(26.55, -27.01, 32.29)
CIE-LCH	lch(26.55, 42.10, 129.91°)
OKLab	oklab(35.79% -0.0752 0.0707)
OKLCH	oklch(35.79% 0.103 136.8)
XYZ	xyz(2.9097, 4.9368, 0.9431)
Luminance	0.0494 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Forest Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F4805 #2E0548

analogous

#414805 #1F4805 #05480C

triadic

#1F4805 #051F48 #48051F

tetradic

#1F4805 #054148 #2E0548 #480C05

square

#1F4805 #054148 #2E0548 #480C05

split-complementary

#1F4805 #0C0548 #480541

monochromatic

#0C1D02 #0C1D02 #1F4805 #388109 #50BA0D

Accessibility & contrast

On white

10.57

#1F4805 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#1F4805 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F4805

10.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F4805	#FFFFFF	#000000	##FFFFFF
##1F4805	1.00	10.57	1.99	10.57
#FFFFFF	10.57	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B4100

Deuteranopia (green-blind)

#463E0D

Tritanopia (blue-blind)

#1D453C

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #1f4805;
/* rgb */ color: rgb(31, 72, 5);
/* oklch */ color: oklch(35.8% 0.103 136.8);

Tailwind

colors: {
  custom: {
    50: '#607b4c',
    500: '#1f4805',
    950: '#000000',
  },
}

SCSS

$custom: #1f4805;
$custom-light: #607b4c;
$custom-dark: #000000;

JSON

{
  "hex": "#1f4805",
  "rgb": {
    "r": 31,
    "g": 72,
    "b": 5
  },
  "hsl": {
    "h": 96.716,
    "s": 87.013,
    "l": 15.098
  },
  "oklch": {
    "l": 0.35791,
    "c": 0.10322,
    "h": 136.8
  },
  "luminance": 0.04937
}

Semantic roles & 50–950 ramp

primary

#1F4805

secondary

#602188

accent

#2BFDAB

background

#F5F7F4

surface

#EAEEE7

border

#C6C9C3

text

#050901

muted

#797B77

Preview Lab

Preview with #1F4805

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

Preview Lab → · Contrast checker → · Palette generator →