#1F4B10#1F4B10

#1F4B10 is a dark, moderate green. Relative luminance 0.054; OKLCH L 36.8% C 0.100 H 139.0°. Best body text is #FFFFFF at 10.13:1 contrast (WCAG AA passes).

Color values

HEX	#1F4B10
RGB	rgb(31, 75, 16)
HSL	hsl(105, 65%, 18%)
HSV	hsv(105, 79%, 29%)
CMYK	cmyk(58.7%, 0%, 78.7%, 70.6%)
CIE-LAB	lab(27.74, -27.50, 29.04)
CIE-LCH	lch(27.74, 39.99, 133.45°)
OKLab	oklab(36.79% -0.0757 0.0659)
OKLCH	oklch(36.79% 0.1 139)
XYZ	xyz(3.1746, 5.3606, 1.3575)
Luminance	0.0536 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Forest Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F4B10 #3C104B

analogous

#3C4B10 #1F4B10 #104B1F

triadic

#1F4B10 #101F4B #4B101F

tetradic

#1F4B10 #103C4B #3C104B #4B1F10

square

#1F4B10 #103C4B #3C104B #4B1F10

split-complementary

#1F4B10 #1F104B #4B103C

monochromatic

#0A1905 #0A1905 #1F4B10 #347D1B #49B026

Accessibility & contrast

On white

10.13

#1F4B10 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#1F4B10 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F4B10

10.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F4B10	#FFFFFF	#000000	##FFFFFF
##1F4B10	1.00	10.13	2.07	10.13
#FFFFFF	10.13	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D4407

Deuteranopia (green-blind)

#484016

Tritanopia (blue-blind)

#1B483F

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #1f4b10;
/* rgb */ color: rgb(31, 75, 16);
/* oklch */ color: oklch(36.8% 0.100 139.0);

Tailwind

colors: {
  custom: {
    50: '#607e52',
    500: '#1f4b10',
    950: '#000000',
  },
}

SCSS

$custom: #1f4b10;
$custom-light: #607e52;
$custom-dark: #000000;

JSON

{
  "hex": "#1f4b10",
  "rgb": {
    "r": 31,
    "g": 75,
    "b": 16
  },
  "hsl": {
    "h": 104.746,
    "s": 64.835,
    "l": 17.843
  },
  "oklch": {
    "l": 0.36791,
    "c": 0.10038,
    "h": 139
  },
  "luminance": 0.05361
}

Semantic roles & 50–950 ramp

primary

#1F4B10

secondary

#703285

accent

#40E8BD

background

#F5F7F4

surface

#EAEEE7

border

#C6C9C3

text

#050A02

muted

#797C78

Preview Lab

Preview with #1F4B10

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

Preview Lab → · Contrast checker → · Palette generator →