#1B4E2A#1B4E2A

#1B4E2A is a dark, moderate green. Relative luminance 0.058; OKLCH L 37.9% C 0.082 H 150.3°. Best body text is #FFFFFF at 9.68:1 contrast (WCAG AA passes).

Color values

HEX	#1B4E2A
RGB	rgb(27, 78, 42)
HSL	hsl(138, 49%, 21%)
HSV	hsv(138, 65%, 31%)
CMYK	cmyk(65.4%, 0%, 46.2%, 69.4%)
CIE-LAB	lab(29.03, -26.26, 16.37)
CIE-LCH	lch(29.03, 30.94, 148.06°)
OKLab	oklab(37.92% -0.071 0.0405)
OKLCH	oklch(37.92% 0.082 150.3)
XYZ	xyz(3.5940, 5.8486, 3.1295)
Luminance	0.0585 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B4E2A #4E1B3F

analogous

#254E1B #1B4E2A #1B4E43

triadic

#1B4E2A #2A1B4E #4E2A1B

tetradic

#1B4E2A #1B254E #4E1B3F #4E431B

square

#1B4E2A #1B254E #4E1B3F #4E431B

split-complementary

#1B4E2A #431B4E #4E1B25

monochromatic

#08170C #0B2112 #1B4E2A #2B7B42 #3AA95B

Accessibility & contrast

On white

9.68

#1B4E2A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#1B4E2A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B4E2A

9.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B4E2A	#FFFFFF	#000000	##FFFFFF
##1B4E2A	1.00	9.68	2.17	9.68
#FFFFFF	9.68	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E4727

Deuteranopia (green-blind)

#48432C

Tritanopia (blue-blind)

#0C4D45

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #1b4e2a;
/* rgb */ color: rgb(27, 78, 42);
/* oklch */ color: oklch(37.9% 0.082 150.3);

Tailwind

colors: {
  custom: {
    50: '#5d8064',
    500: '#1b4e2a',
    950: '#000000',
  },
}

SCSS

$custom: #1b4e2a;
$custom-light: #5d8064;
$custom-dark: #000000;

JSON

{
  "hex": "#1b4e2a",
  "rgb": {
    "r": 27,
    "g": 78,
    "b": 42
  },
  "hsl": {
    "h": 137.647,
    "s": 48.571,
    "l": 20.588
  },
  "oklch": {
    "l": 0.37919,
    "c": 0.08174,
    "h": 150.3
  },
  "luminance": 0.05849
}

Semantic roles & 50–950 ramp

primary

#1B4E2A

secondary

#844170

accent

#50B0D8

background

#F5F7F5

surface

#E9EEEA

border

#C5C9C6

text

#050A05

muted

#797C79

Preview Lab

Preview with #1B4E2A

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

Preview Lab → · Contrast checker → · Palette generator →