#1B9733#1B9733

#1B9733 is a mid, vivid green. Relative luminance 0.226; OKLCH L 59.2% C 0.173 H 145.5°. Best body text is #000000 at 5.52:1 contrast (WCAG AA passes).

Color values

HEX	#1B9733
RGB	rgb(27, 151, 51)
HSL	hsl(132, 70%, 35%)
HSV	hsv(132, 82%, 59%)
CMYK	cmyk(82.1%, 0%, 66.2%, 40.8%)
CIE-LAB	lab(54.66, -52.94, 42.26)
CIE-LCH	lch(54.66, 67.74, 141.40°)
OKLab	oklab(59.17% -0.1427 0.0982)
OKLCH	oklch(59.17% 0.173 145.5)
XYZ	xyz(12.1153, 22.6038, 6.8558)
Luminance	0.2261 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B9733 #971B7F

analogous

#41971B #1B9733 #1B9771

triadic

#1B9733 #331B97 #97331B

tetradic

#1B9733 #1B4197 #971B7F #97711B

square

#1B9733 #1B4197 #971B7F #97711B

split-complementary

#1B9733 #711B97 #971B41

monochromatic

#082F10 #126321 #1B9733 #24CB45 #4DDF69

Accessibility & contrast

On white

3.80

#1B9733 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.52

#1B9733 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B9733

5.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B9733	#FFFFFF	#000000	##000000
##1B9733	1.00	3.80	5.52	5.52
#FFFFFF	3.80	1.00	21.00	21.00
#000000	5.52	21.00	1.00	1.00
##000000	5.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#998827

Deuteranopia (green-blind)

#8C7F3C

Tritanopia (blue-blind)

#009382

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #1b9733;
/* rgb */ color: rgb(27, 151, 51);
/* oklch */ color: oklch(59.2% 0.173 145.5);

Tailwind

colors: {
  custom: {
    50: '#70b76f',
    500: '#1b9733',
    950: '#000000',
  },
}

SCSS

$custom: #1b9733;
$custom-light: #70b76f;
$custom-dark: #000000;

JSON

{
  "hex": "#1b9733",
  "rgb": {
    "r": 27,
    "g": 151,
    "b": 51
  },
  "hsl": {
    "h": 131.613,
    "s": 69.663,
    "l": 34.902
  },
  "oklch": {
    "l": 0.5917,
    "c": 0.17317,
    "h": 145.5
  },
  "luminance": 0.22605
}

Semantic roles & 50–950 ramp

primary

#1B9733

secondary

#C14CAB

accent

#3BCAEC

background

#F7FBF6

surface

#EDF6EC

border

#C8D0C7

text

#091108

muted

#7B807B

Preview Lab

Preview with #1B9733

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

Preview Lab → · Contrast checker → · Palette generator →