#1B6337#1B6337

#1B6337 is a dark, moderate green. Relative luminance 0.094; OKLCH L 44.4% C 0.100 H 152.4°. Best body text is #FFFFFF at 7.27:1 contrast (WCAG AA passes).

Color values

HEX	#1B6337
RGB	rgb(27, 99, 55)
HSL	hsl(143, 57%, 25%)
HSV	hsv(143, 73%, 39%)
CMYK	cmyk(72.7%, 0%, 44.4%, 61.2%)
CIE-LAB	lab(36.80, -33.01, 18.76)
CIE-LCH	lch(36.80, 37.97, 150.38°)
OKLab	oklab(44.4% -0.089 0.0465)
OKLCH	oklch(44.4% 0.1 152.4)
XYZ	xyz(5.6029, 9.4319, 5.1389)
Luminance	0.0943 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B6337 #631B47

analogous

#23631B #1B6337 #1B635B

triadic

#1B6337 #371B63 #63371B

tetradic

#1B6337 #1B2363 #631B47 #635B1B

square

#1B6337 #1B2363 #631B47 #635B1B

split-complementary

#1B6337 #5B1B63 #631B23

monochromatic

#07180D #0E331C #1B6337 #289352 #35C36C

Accessibility & contrast

On white

7.27

#1B6337 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.89

#1B6337 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B6337

7.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B6337	#FFFFFF	#000000	##FFFFFF
##1B6337	1.00	7.27	2.89	7.27
#FFFFFF	7.27	1.00	21.00	1.00
#000000	2.89	21.00	1.00	21.00
##FFFFFF	7.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635A34

Deuteranopia (green-blind)

#5A543A

Tritanopia (blue-blind)

#006258

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #1b6337;
/* rgb */ color: rgb(27, 99, 55);
/* oklch */ color: oklch(44.4% 0.100 152.4);

Tailwind

colors: {
  custom: {
    50: '#62906e',
    500: '#1b6337',
    950: '#000000',
  },
}

SCSS

$custom: #1b6337;
$custom-light: #62906e;
$custom-dark: #000000;

JSON

{
  "hex": "#1b6337",
  "rgb": {
    "r": 27,
    "g": 99,
    "b": 55
  },
  "hsl": {
    "h": 143.333,
    "s": 57.143,
    "l": 24.706
  },
  "oklch": {
    "l": 0.44395,
    "c": 0.10042,
    "h": 152.4
  },
  "luminance": 0.09433
}

Semantic roles & 50–950 ramp

primary

#1B6337

secondary

#984177

accent

#47A5E0

background

#F6F8F6

surface

#EBF0EC

border

#C6CBC7

text

#060C07

muted

#7A7D7A

Preview Lab

Preview with #1B6337

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

Preview Lab → · Contrast checker → · Palette generator →