#1B551E#1B551E

#1B551E is a dark, moderate green. Relative luminance 0.068; OKLCH L 39.8% C 0.105 H 144.1°. Best body text is #FFFFFF at 8.88:1 contrast (WCAG AA passes).

Color values

HEX	#1B551E
RGB	rgb(27, 85, 30)
HSL	hsl(123, 52%, 22%)
HSV	hsv(123, 68%, 33%)
CMYK	cmyk(68.2%, 0%, 64.7%, 66.7%)
CIE-LAB	lab(31.40, -31.35, 26.14)
CIE-LCH	lch(31.40, 40.82, 140.18°)
OKLab	oklab(39.82% -0.085 0.0615)
OKLCH	oklch(39.82% 0.105 144.1)
XYZ	xyz(3.9346, 6.8234, 2.3377)
Luminance	0.0682 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B551E #551B52

analogous

#35551B #1B551E #1B553B

triadic

#1B551E #1E1B55 #551E1B

tetradic

#1B551E #1B3555 #551B52 #553B1B

square

#1B551E #1B3555 #551B52 #553B1B

split-complementary

#1B551E #3B1B55 #551B35

monochromatic

#071708 #0C270E #1B551E #2A832E #39B23F

Accessibility & contrast

On white

8.88

#1B551E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#1B551E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B551E

8.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B551E	#FFFFFF	#000000	##FFFFFF
##1B551E	1.00	8.88	2.36	8.88
#FFFFFF	8.88	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#574D18

Deuteranopia (green-blind)

#504822

Tritanopia (blue-blind)

#0E5349

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #1b551e;
/* rgb */ color: rgb(27, 85, 30);
/* oklch */ color: oklch(39.8% 0.105 144.1);

Tailwind

colors: {
  custom: {
    50: '#60855c',
    500: '#1b551e',
    950: '#000000',
  },
}

SCSS

$custom: #1b551e;
$custom-light: #60855c;
$custom-dark: #000000;

JSON

{
  "hex": "#1b551e",
  "rgb": {
    "r": 27,
    "g": 85,
    "b": 30
  },
  "hsl": {
    "h": 123.103,
    "s": 51.786,
    "l": 21.961
  },
  "oklch": {
    "l": 0.39817,
    "c": 0.10494,
    "h": 144.1
  },
  "luminance": 0.06824
}

Semantic roles & 50–950 ramp

primary

#1B551E

secondary

#8B4187

accent

#4DD4DB

background

#F5F8F5

surface

#EAEFE9

border

#C6CAC5

text

#050B04

muted

#797C79

Preview Lab

Preview with #1B551E

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

Preview Lab → · Contrast checker → · Palette generator →