#1B5939#1B5939

#1B5939 is a dark, moderate green. Relative luminance 0.077; OKLCH L 41.5% C 0.083 H 156.9°. Best body text is #FFFFFF at 8.29:1 contrast (WCAG AA passes).

Color values

HEX	#1B5939
RGB	rgb(27, 89, 57)
HSL	hsl(149, 53%, 23%)
HSV	hsv(149, 70%, 35%)
CMYK	cmyk(69.7%, 0%, 36%, 65.1%)
CIE-LAB	lab(33.29, -28.13, 12.89)
CIE-LCH	lch(33.29, 30.94, 155.38°)
OKLab	oklab(41.52% -0.0764 0.0325)
OKLCH	oklch(41.52% 0.083 156.9)
XYZ	xyz(4.7625, 7.6727, 5.1001)
Luminance	0.0767 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B5939 #591B3B

analogous

#1C591B #1B5939 #1B5958

triadic

#1B5939 #391B59 #59391B

tetradic

#1B5939 #1B1C59 #591B3B #59581B

square

#1B5939 #1B1C59 #591B3B #59581B

split-complementary

#1B5939 #581B59 #591B1C

monochromatic

#07170F #0D2A1B #1B5939 #298857 #37B775

Accessibility & contrast

On white

8.29

#1B5939 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#1B5939 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B5939

8.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B5939	#FFFFFF	#000000	##FFFFFF
##1B5939	1.00	8.29	2.53	8.29
#FFFFFF	8.29	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#585237

Deuteranopia (green-blind)

#504C3B

Tritanopia (blue-blind)

#005851

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #1b5939;
/* rgb */ color: rgb(27, 89, 57);
/* oklch */ color: oklch(41.5% 0.083 156.9);

Tailwind

colors: {
  custom: {
    50: '#60886f',
    500: '#1b5939',
    950: '#000000',
  },
}

SCSS

$custom: #1b5939;
$custom-light: #60886f;
$custom-dark: #000000;

JSON

{
  "hex": "#1b5939",
  "rgb": {
    "r": 27,
    "g": 89,
    "b": 57
  },
  "hsl": {
    "h": 149.032,
    "s": 53.448,
    "l": 22.745
  },
  "oklch": {
    "l": 0.4152,
    "c": 0.08305,
    "h": 156.9
  },
  "luminance": 0.07673
}

Semantic roles & 50–950 ramp

primary

#1B5939

secondary

#8F4169

accent

#4B96DD

background

#F5F8F6

surface

#EAF0EC

border

#C6CBC7

text

#050B07

muted

#797C7A

Preview Lab

Preview with #1B5939

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

Preview Lab → · Contrast checker → · Palette generator →