#1B9729#1B9729

#1B9729 is a mid, vivid green. Relative luminance 0.225; OKLCH L 59.1% C 0.180 H 144.1°. Best body text is #000000 at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#1B9729
RGB	rgb(27, 151, 41)
HSL	hsl(127, 70%, 35%)
HSV	hsv(127, 82%, 59%)
CMYK	cmyk(82.1%, 0%, 72.8%, 40.8%)
CIE-LAB	lab(54.58, -53.96, 46.36)
CIE-LCH	lch(54.58, 71.14, 139.33°)
OKLab	oklab(59.08% -0.1458 0.1056)
OKLCH	oklch(59.08% 0.18 144.1)
XYZ	xyz(11.9180, 22.5249, 5.8170)
Luminance	0.2253 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B9729 #971B89

analogous

#4B971B #1B9729 #1B9767

triadic

#1B9729 #291B97 #97291B

tetradic

#1B9729 #1B4B97 #971B89 #97671B

square

#1B9729 #1B4B97 #971B89 #97671B

split-complementary

#1B9729 #671B97 #971B4B

monochromatic

#082F0D #12631B #1B9729 #24CB37 #4DDF5E

Accessibility & contrast

On white

3.81

#1B9729 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.51

#1B9729 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B9729

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B9729	#FFFFFF	#000000	##000000
##1B9729	1.00	3.81	5.51	5.51
#FFFFFF	3.81	1.00	21.00	21.00
#000000	5.51	21.00	1.00	1.00
##000000	5.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9A8817

Deuteranopia (green-blind)

#8D7F34

Tritanopia (blue-blind)

#009381

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #1b9729;
/* rgb */ color: rgb(27, 151, 41);
/* oklch */ color: oklch(59.1% 0.180 144.1);

Tailwind

colors: {
  custom: {
    50: '#70b769',
    500: '#1b9729',
    950: '#000000',
  },
}

SCSS

$custom: #1b9729;
$custom-light: #70b769;
$custom-dark: #000000;

JSON

{
  "hex": "#1b9729",
  "rgb": {
    "r": 27,
    "g": 151,
    "b": 41
  },
  "hsl": {
    "h": 126.774,
    "s": 69.663,
    "l": 34.902
  },
  "oklch": {
    "l": 0.59075,
    "c": 0.18007,
    "h": 144.1
  },
  "luminance": 0.22526
}

Semantic roles & 50–950 ramp

primary

#1B9729

secondary

#C14CB4

accent

#3BD8EC

background

#F7FBF6

surface

#EDF6EB

border

#C8D0C6

text

#091107

muted

#7B807A

Preview Lab

Preview with #1B9729

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

Preview Lab → · Contrast checker → · Palette generator →