#1B552C#1B552C

#1B552C is a dark, moderate green. Relative luminance 0.069; OKLCH L 40.1% C 0.091 H 149.9°. Best body text is #FFFFFF at 8.81:1 contrast (WCAG AA passes).

Color values

HEX	#1B552C
RGB	rgb(27, 85, 44)
HSL	hsl(138, 52%, 22%)
HSV	hsv(138, 68%, 33%)
CMYK	cmyk(68.2%, 0%, 48.2%, 66.7%)
CIE-LAB	lab(31.60, -29.06, 18.50)
CIE-LCH	lch(31.60, 34.45, 147.52°)
OKLab	oklab(40.05% -0.0785 0.0455)
OKLCH	oklch(40.05% 0.091 149.9)
XYZ	xyz(4.1548, 6.9114, 3.4975)
Luminance	0.0691 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B552C #551B44

analogous

#27551B #1B552C #1B5549

triadic

#1B552C #2C1B55 #552C1B

tetradic

#1B552C #1B2755 #551B44 #55491B

square

#1B552C #1B2755 #551B44 #55491B

split-complementary

#1B552C #491B55 #551B27

monochromatic

#07170C #0C2714 #1B552C #2A8344 #39B25C

Accessibility & contrast

On white

8.81

#1B552C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.38

#1B552C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B552C

8.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B552C	#FFFFFF	#000000	##FFFFFF
##1B552C	1.00	8.81	2.38	8.81
#FFFFFF	8.81	1.00	21.00	1.00
#000000	2.38	21.00	1.00	21.00
##FFFFFF	8.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#564D29

Deuteranopia (green-blind)

#4E482F

Tritanopia (blue-blind)

#08534B

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #1b552c;
/* rgb */ color: rgb(27, 85, 44);
/* oklch */ color: oklch(40.1% 0.091 149.9);

Tailwind

colors: {
  custom: {
    50: '#5f8566',
    500: '#1b552c',
    950: '#000000',
  },
}

SCSS

$custom: #1b552c;
$custom-light: #5f8566;
$custom-dark: #000000;

JSON

{
  "hex": "#1b552c",
  "rgb": {
    "r": 27,
    "g": 85,
    "b": 44
  },
  "hsl": {
    "h": 137.586,
    "s": 51.786,
    "l": 21.961
  },
  "oklch": {
    "l": 0.4005,
    "c": 0.09069,
    "h": 149.9
  },
  "luminance": 0.06912
}

Semantic roles & 50–950 ramp

primary

#1B552C

secondary

#8B4175

accent

#4DB1DB

background

#F5F8F6

surface

#EAEFEB

border

#C6CAC6

text

#050B06

muted

#797C7A

Preview Lab

Preview with #1B552C

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

Preview Lab → · Contrast checker → · Palette generator →