#1B4D2C#1B4D2C

#1B4D2C is a dark, moderate green. Relative luminance 0.057; OKLCH L 37.7% C 0.078 H 151.9°. Best body text is #FFFFFF at 9.79:1 contrast (WCAG AA passes).

Color values

HEX	#1B4D2C
RGB	rgb(27, 77, 44)
HSL	hsl(140, 48%, 20%)
HSV	hsv(140, 65%, 30%)
CMYK	cmyk(64.9%, 0%, 42.9%, 69.8%)
CIE-LAB	lab(28.70, -25.38, 14.72)
CIE-LCH	lch(28.70, 29.34, 149.89°)
OKLab	oklab(37.66% -0.0687 0.0367)
OKLCH	oklch(37.66% 0.078 151.9)
XYZ	xyz(3.5602, 5.7223, 3.2993)
Luminance	0.0572 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B4D2C #4D1B3C

analogous

#234D1B #1B4D2C #1B4D45

triadic

#1B4D2C #2C1B4D #4D2C1B

tetradic

#1B4D2C #1B234D #4D1B3C #4D451B

square

#1B4D2C #1B234D #4D1B3C #4D451B

split-complementary

#1B4D2C #451B4D #4D1B23

monochromatic

#08170D #0B2012 #1B4D2C #2B7A46 #3BA860

Accessibility & contrast

On white

9.79

#1B4D2C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#1B4D2C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B4D2C

9.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B4D2C	#FFFFFF	#000000	##FFFFFF
##1B4D2C	1.00	9.79	2.14	9.79
#FFFFFF	9.79	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D462A

Deuteranopia (green-blind)

#47422E

Tritanopia (blue-blind)

#0C4C45

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #1b4d2c;
/* rgb */ color: rgb(27, 77, 44);
/* oklch */ color: oklch(37.7% 0.078 151.9);

Tailwind

colors: {
  custom: {
    50: '#5d7f65',
    500: '#1b4d2c',
    950: '#000000',
  },
}

SCSS

$custom: #1b4d2c;
$custom-light: #5d7f65;
$custom-dark: #000000;

JSON

{
  "hex": "#1b4d2c",
  "rgb": {
    "r": 27,
    "g": 77,
    "b": 44
  },
  "hsl": {
    "h": 140.4,
    "s": 48.077,
    "l": 20.392
  },
  "oklch": {
    "l": 0.37663,
    "c": 0.07789,
    "h": 151.9
  },
  "luminance": 0.05723
}

Semantic roles & 50–950 ramp

primary

#1B4D2C

secondary

#83416C

accent

#50AAD8

background

#F5F7F6

surface

#E9EEEB

border

#C5C9C6

text

#040A05

muted

#797C7A

Preview Lab

Preview with #1B4D2C

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

Preview Lab → · Contrast checker → · Palette generator →