#1B8729#1B8729

#1B8729 is a mid, vivid green. Relative luminance 0.177; OKLCH L 54.6% C 0.161 H 144.5°. Best body text is #FFFFFF at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#1B8729
RGB	rgb(27, 135, 41)
HSL	hsl(128, 67%, 32%)
HSV	hsv(128, 80%, 53%)
CMYK	cmyk(80%, 0%, 69.6%, 47.1%)
CIE-LAB	lab(49.15, -48.67, 40.64)
CIE-LCH	lch(49.15, 63.41, 140.14°)
OKLab	oklab(54.57% -0.1315 0.0936)
OKLCH	oklch(54.57% 0.161 144.5)
XYZ	xyz(9.5156, 17.7199, 5.0162)
Luminance	0.1772 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B8729 #871B79

analogous

#43871B #1B8729 #1B875F

triadic

#1B8729 #291B87 #87291B

tetradic

#1B8729 #1B4387 #871B79 #875F1B

square

#1B8729 #1B4387 #871B79 #875F1B

split-complementary

#1B8729 #5F1B87 #871B43

monochromatic

#07210A #11541A #1B8729 #25BA38 #43D956

Accessibility & contrast

On white

4.62

#1B8729 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.54

#1B8729 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #1B8729

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B8729	#FFFFFF	#000000	##FFFFFF
##1B8729	1.00	4.62	4.54	4.62
#FFFFFF	4.62	1.00	21.00	1.00
#000000	4.54	21.00	1.00	21.00
##FFFFFF	4.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#897A1C

Deuteranopia (green-blind)

#7E7232

Tritanopia (blue-blind)

#008374

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #1b8729;
/* rgb */ color: rgb(27, 135, 41);
/* oklch */ color: oklch(54.6% 0.161 144.5);

Tailwind

colors: {
  custom: {
    50: '#6cab68',
    500: '#1b8729',
    950: '#000000',
  },
}

SCSS

$custom: #1b8729;
$custom-light: #6cab68;
$custom-dark: #000000;

JSON

{
  "hex": "#1b8729",
  "rgb": {
    "r": 27,
    "g": 135,
    "b": 41
  },
  "hsl": {
    "h": 127.778,
    "s": 66.667,
    "l": 31.765
  },
  "oklch": {
    "l": 0.54566,
    "c": 0.16138,
    "h": 144.5
  },
  "luminance": 0.17721
}

Semantic roles & 50–950 ramp

primary

#1B8729

secondary

#BA44AB

accent

#3ED3EA

background

#F7FAF6

surface

#EDF4EB

border

#C8CEC6

text

#081006

muted

#7B7F7A

Preview Lab

Preview with #1B8729

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

Preview Lab → · Contrast checker → · Palette generator →