#1B4E0F#1B4E0F

#1B4E0F is a dark, moderate green. Relative luminance 0.057; OKLCH L 37.5% C 0.107 H 140.3°. Best body text is #FFFFFF at 9.80:1 contrast (WCAG AA passes).

Color values

HEX	#1B4E0F
RGB	rgb(27, 78, 15)
HSL	hsl(109, 68%, 18%)
HSV	hsv(109, 81%, 31%)
CMYK	cmyk(65.4%, 0%, 80.8%, 69.4%)
CIE-LAB	lab(28.68, -30.11, 30.38)
CIE-LCH	lch(28.68, 42.77, 134.75°)
OKLab	oklab(37.53% -0.0826 0.0686)
OKLCH	oklch(37.53% 0.107 140.3)
XYZ	xyz(3.2625, 5.7160, 1.3832)
Luminance	0.0572 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Forest Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B4E0F #420F4E

analogous

#3A4E0F #1B4E0F #0F4E22

triadic

#1B4E0F #0F1B4E #4E0F1B

tetradic

#1B4E0F #0F3A4E #420F4E #4E220F

square

#1B4E0F #0F3A4E #420F4E #4E220F

split-complementary

#1B4E0F #220F4E #4E0F3A

monochromatic

#091A05 #091B05 #1B4E0F #2D8119 #3FB523

Accessibility & contrast

On white

9.80

#1B4E0F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#1B4E0F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B4E0F

9.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B4E0F	#FFFFFF	#000000	##FFFFFF
##1B4E0F	1.00	9.80	2.14	9.80
#FFFFFF	9.80	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#504604

Deuteranopia (green-blind)

#4A4216

Tritanopia (blue-blind)

#144B42

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #1b4e0f;
/* rgb */ color: rgb(27, 78, 15);
/* oklch */ color: oklch(37.5% 0.107 140.3);

Tailwind

colors: {
  custom: {
    50: '#5f8052',
    500: '#1b4e0f',
    950: '#000000',
  },
}

SCSS

$custom: #1b4e0f;
$custom-light: #5f8052;
$custom-dark: #000000;

JSON

{
  "hex": "#1b4e0f",
  "rgb": {
    "r": 27,
    "g": 78,
    "b": 15
  },
  "hsl": {
    "h": 108.571,
    "s": 67.742,
    "l": 18.235
  },
  "oklch": {
    "l": 0.37525,
    "c": 0.10731,
    "h": 140.3
  },
  "luminance": 0.05716
}

Semantic roles & 50–950 ramp

primary

#1B4E0F

secondary

#783188

accent

#3DEBCA

background

#F5F7F4

surface

#EAEEE7

border

#C6C9C3

text

#050A02

muted

#797C78

Preview Lab

Preview with #1B4E0F

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

Preview Lab → · Contrast checker → · Palette generator →