#1F4F0B#1F4F0B

#1F4F0B is a dark, moderate green. Relative luminance 0.059; OKLCH L 38.0% C 0.109 H 138.6°. Best body text is #FFFFFF at 9.63:1 contrast (WCAG AA passes).

Color values

HEX	#1F4F0B
RGB	rgb(31, 79, 11)
HSL	hsl(102, 76%, 18%)
HSV	hsv(102, 86%, 31%)
CMYK	cmyk(60.8%, 0%, 86.1%, 69%)
CIE-LAB	lab(29.18, -29.64, 32.46)
CIE-LCH	lch(29.18, 43.95, 132.40°)
OKLab	oklab(37.97% -0.0818 0.0722)
OKLCH	oklch(37.97% 0.109 138.6)
XYZ	xyz(3.4213, 5.9072, 1.2764)
Luminance	0.0591 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F4F0B #3B0B4F

analogous

#414F0B #1F4F0B #0B4F19

triadic

#1F4F0B #0B1F4F #4F0B1F

tetradic

#1F4F0B #0B414F #3B0B4F #4F190B

square

#1F4F0B #0B414F #3B0B4F #4F190B

split-complementary

#1F4F0B #190B4F #4F0B41

monochromatic

#0B1B04 #0B1B04 #1F4F0B #348512 #49BA1A

Accessibility & contrast

On white

9.63

#1F4F0B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#1F4F0B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F4F0B

9.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F4F0B	#FFFFFF	#000000	##FFFFFF
##1F4F0B	1.00	9.63	2.18	9.63
#FFFFFF	9.63	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#524700

Deuteranopia (green-blind)

#4C4313

Tritanopia (blue-blind)

#1A4C42

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #1f4f0b;
/* rgb */ color: rgb(31, 79, 11);
/* oklch */ color: oklch(38.0% 0.109 138.6);

Tailwind

colors: {
  custom: {
    50: '#618150',
    500: '#1f4f0b',
    950: '#000000',
  },
}

SCSS

$custom: #1f4f0b;
$custom-light: #618150;
$custom-dark: #000000;

JSON

{
  "hex": "#1f4f0b",
  "rgb": {
    "r": 31,
    "g": 79,
    "b": 11
  },
  "hsl": {
    "h": 102.353,
    "s": 75.556,
    "l": 17.647
  },
  "oklch": {
    "l": 0.37966,
    "c": 0.10914,
    "h": 138.6
  },
  "luminance": 0.05907
}

Semantic roles & 50–950 ramp

primary

#1F4F0B

secondary

#6F2B8B

accent

#36F2BB

background

#F6F7F4

surface

#EBEEE7

border

#C6C9C3

text

#050A02

muted

#7A7C78

Preview Lab

Preview with #1F4F0B

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

Preview Lab → · Contrast checker → · Palette generator →