#1B5937#1B5937

#1B5937 is a dark, moderate green. Relative luminance 0.077; OKLCH L 41.5% C 0.085 H 155.5°. Best body text is #FFFFFF at 8.30:1 contrast (WCAG AA passes).

Color values

HEX	#1B5937
RGB	rgb(27, 89, 55)
HSL	hsl(147, 53%, 23%)
HSV	hsv(147, 70%, 35%)
CMYK	cmyk(69.7%, 0%, 38.2%, 65.1%)
CIE-LAB	lab(33.25, -28.59, 14.05)
CIE-LCH	lch(33.25, 31.85, 153.82°)
OKLab	oklab(41.47% -0.0775 0.0353)
OKLCH	oklch(41.47% 0.085 155.5)
XYZ	xyz(4.7135, 7.6531, 4.8425)
Luminance	0.0765 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B5937 #591B3D

analogous

#1E591B #1B5937 #1B5956

triadic

#1B5937 #371B59 #59371B

tetradic

#1B5937 #1B1E59 #591B3D #59561B

square

#1B5937 #1B1E59 #591B3D #59561B

split-complementary

#1B5937 #561B59 #591B1E

monochromatic

#07170F #0D2A1A #1B5937 #298854 #37B771

Accessibility & contrast

On white

8.30

#1B5937 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#1B5937 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B5937

8.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B5937	#FFFFFF	#000000	##FFFFFF
##1B5937	1.00	8.30	2.53	8.30
#FFFFFF	8.30	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#595235

Deuteranopia (green-blind)

#514C39

Tritanopia (blue-blind)

#005850

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #1b5937;
/* rgb */ color: rgb(27, 89, 55);
/* oklch */ color: oklch(41.5% 0.085 155.5);

Tailwind

colors: {
  custom: {
    50: '#60886e',
    500: '#1b5937',
    950: '#000000',
  },
}

SCSS

$custom: #1b5937;
$custom-light: #60886e;
$custom-dark: #000000;

JSON

{
  "hex": "#1b5937",
  "rgb": {
    "r": 27,
    "g": 89,
    "b": 55
  },
  "hsl": {
    "h": 147.097,
    "s": 53.448,
    "l": 22.745
  },
  "oklch": {
    "l": 0.41471,
    "c": 0.08516,
    "h": 155.5
  },
  "luminance": 0.07654
}

Semantic roles & 50–950 ramp

primary

#1B5937

secondary

#8F416C

accent

#4B9BDD

background

#F5F8F6

surface

#EAF0EB

border

#C6CBC6

text

#050B07

muted

#797C7A

Preview Lab

Preview with #1B5937

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

Preview Lab → · Contrast checker → · Palette generator →