#1B9541#1B9541

#1B9541 is a mid, vivid green. Relative luminance 0.221; OKLCH L 58.8% C 0.159 H 148.3°. Best body text is #000000 at 5.42:1 contrast (WCAG AA passes).

Color values

HEX	#1B9541
RGB	rgb(27, 149, 65)
HSL	hsl(139, 69%, 35%)
HSV	hsv(139, 82%, 58%)
CMYK	cmyk(81.9%, 0%, 56.4%, 41.6%)
CIE-LAB	lab(54.14, -50.44, 35.03)
CIE-LCH	lch(54.14, 61.42, 145.22°)
OKLab	oklab(58.79% -0.1355 0.0838)
OKLCH	oklch(58.79% 0.159 148.3)
XYZ	xyz(12.1526, 22.1081, 8.6268)
Luminance	0.2211 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B9541 #951B6F

analogous

#32951B #1B9541 #1B957E

triadic

#1B9541 #411B95 #95411B

tetradic

#1B9541 #1B3295 #951B6F #957E1B

square

#1B9541 #1B3295 #951B6F #957E1B

split-complementary

#1B9541 #7E1B95 #951B32

monochromatic

#082D14 #12612A #1B9541 #24C958 #4CDF7A

Accessibility & contrast

On white

3.87

#1B9541 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.42

#1B9541 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B9541

5.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B9541	#FFFFFF	#000000	##000000
##1B9541	1.00	3.87	5.42	5.42
#FFFFFF	3.87	1.00	21.00	21.00
#000000	5.42	21.00	1.00	1.00
##000000	5.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#968739

Deuteranopia (green-blind)

#897E48

Tritanopia (blue-blind)

#009282

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #1b9541;
/* rgb */ color: rgb(27, 149, 65);
/* oklch */ color: oklch(58.8% 0.159 148.3);

Tailwind

colors: {
  custom: {
    50: '#6eb578',
    500: '#1b9541',
    950: '#000000',
  },
}

SCSS

$custom: #1b9541;
$custom-light: #6eb578;
$custom-dark: #000000;

JSON

{
  "hex": "#1b9541",
  "rgb": {
    "r": 27,
    "g": 149,
    "b": 65
  },
  "hsl": {
    "h": 138.689,
    "s": 69.318,
    "l": 34.51
  },
  "oklch": {
    "l": 0.58787,
    "c": 0.15928,
    "h": 148.3
  },
  "luminance": 0.2211
}

Semantic roles & 50–950 ramp

primary

#1B9541

secondary

#C14B9C

accent

#3CB5EC

background

#F7FBF7

surface

#EDF6ED

border

#C8D0C8

text

#081109

muted

#7B807B

Preview Lab

Preview with #1B9541

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

Preview Lab → · Contrast checker → · Palette generator →