#1F3F07#1F3F07

#1F3F07 is a dark, moderate yellow-green. Relative luminance 0.039; OKLCH L 33.0% C 0.089 H 135.3°. Best body text is #FFFFFF at 11.85:1 contrast (WCAG AA passes).

Color values

HEX	#1F3F07
RGB	rgb(31, 63, 7)
HSL	hsl(94, 80%, 14%)
HSV	hsv(94, 89%, 25%)
CMYK	cmyk(50.8%, 0%, 88.9%, 75.3%)
CIE-LAB	lab(23.21, -22.70, 28.27)
CIE-LCH	lch(23.21, 36.26, 128.76°)
OKLab	oklab(33.04% -0.0635 0.0629)
OKLCH	oklch(33.04% 0.089 135.3)
XYZ	xyz(2.3809, 3.8615, 0.8209)
Luminance	0.0386 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Forrest Green

#154406

ΔE00 2.79

Hunter Green (survey)

Forest Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F3F07 #27073F

analogous

#3B3F07 #1F3F07 #073F0B

triadic

#1F3F07 #071F3F #3F071F

tetradic

#1F3F07 #073B3F #27073F #3F0B07

square

#1F3F07 #073B3F #27073F #3F0B07

split-complementary

#1F3F07 #0B073F #3F073B

monochromatic

#0E1C03 #0E1C03 #1F3F07 #3A760D #55AD13

Accessibility & contrast

On white

11.85

#1F3F07 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#1F3F07 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F3F07

11.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F3F07	#FFFFFF	#000000	##FFFFFF
##1F3F07	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)

#3D360D

Tritanopia (blue-blind)

#1E3C35

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #1f3f07;
/* rgb */ color: rgb(31, 63, 7);
/* oklch */ color: oklch(33.0% 0.089 135.3);

Tailwind

colors: {
  custom: {
    50: '#5f744c',
    500: '#1f3f07',
    950: '#000000',
  },
}

SCSS

$custom: #1f3f07;
$custom-light: #5f744c;
$custom-dark: #000000;

JSON

{
  "hex": "#1f3f07",
  "rgb": {
    "r": 31,
    "g": 63,
    "b": 7
  },
  "hsl": {
    "h": 94.286,
    "s": 80,
    "l": 13.725
  },
  "oklch": {
    "l": 0.33044,
    "c": 0.0894,
    "h": 135.3
  },
  "luminance": 0.03862
}

Semantic roles & 50–950 ramp

primary

#1F3F07

secondary

#57247E

accent

#31F6A2

background

#F5F7F4

surface

#E9EDE7

border

#C5C8C3

text

#050801

muted

#797B77

Preview Lab

Preview with #1F3F07

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

Preview Lab → · Contrast checker → · Palette generator →