#1B552E#1B552E

#1B552E is a dark, moderate green. Relative luminance 0.069; OKLCH L 40.1% C 0.089 H 151.0°. Best body text is #FFFFFF at 8.80:1 contrast (WCAG AA passes).

Color values

HEX	#1B552E
RGB	rgb(27, 85, 46)
HSL	hsl(140, 52%, 22%)
HSV	hsv(140, 68%, 33%)
CMYK	cmyk(68.2%, 0%, 45.9%, 66.7%)
CIE-LAB	lab(31.64, -28.67, 17.36)
CIE-LCH	lch(31.64, 33.51, 148.81°)
OKLab	oklab(40.09% -0.0774 0.0429)
OKLCH	oklch(40.09% 0.089 151)
XYZ	xyz(4.1933, 6.9268, 3.7003)
Luminance	0.0693 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B552E #551B42

analogous

#25551B #1B552E #1B554B

triadic

#1B552E #2E1B55 #552E1B

tetradic

#1B552E #1B2555 #551B42 #554B1B

square

#1B552E #1B2555 #551B42 #554B1B

split-complementary

#1B552E #4B1B55 #551B25

monochromatic

#07170D #0C2715 #1B552E #2A8347 #39B260

Accessibility & contrast

On white

8.80

#1B552E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#1B552E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B552E

8.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B552E	#FFFFFF	#000000	##FFFFFF
##1B552E	1.00	8.80	2.39	8.80
#FFFFFF	8.80	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554E2B

Deuteranopia (green-blind)

#4E4831

Tritanopia (blue-blind)

#06544B

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #1b552e;
/* rgb */ color: rgb(27, 85, 46);
/* oklch */ color: oklch(40.1% 0.089 151.0);

Tailwind

colors: {
  custom: {
    50: '#5f8567',
    500: '#1b552e',
    950: '#000000',
  },
}

SCSS

$custom: #1b552e;
$custom-light: #5f8567;
$custom-dark: #000000;

JSON

{
  "hex": "#1b552e",
  "rgb": {
    "r": 27,
    "g": 85,
    "b": 46
  },
  "hsl": {
    "h": 139.655,
    "s": 51.786,
    "l": 21.961
  },
  "oklch": {
    "l": 0.40091,
    "c": 0.08853,
    "h": 151
  },
  "luminance": 0.06927
}

Semantic roles & 50–950 ramp

primary

#1B552E

secondary

#8B4173

accent

#4DACDB

background

#F5F8F6

surface

#EAEFEB

border

#C6CAC6

text

#050B06

muted

#797C7A

Preview Lab

Preview with #1B552E

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

Preview Lab → · Contrast checker → · Palette generator →