#1B9F36#1B9F36

#1B9F36 is a mid, vivid green. Relative luminance 0.253; OKLCH L 61.4% C 0.180 H 145.6°. Best body text is #000000 at 6.06:1 contrast (WCAG AA passes).

Color values

HEX	#1B9F36
RGB	rgb(27, 159, 54)
HSL	hsl(132, 71%, 36%)
HSV	hsv(132, 83%, 62%)
CMYK	cmyk(83%, 0%, 66%, 37.6%)
CIE-LAB	lab(57.36, -55.24, 43.92)
CIE-LCH	lch(57.36, 70.57, 141.51°)
OKLab	oklab(61.42% -0.1488 0.102)
OKLCH	oklch(61.42% 0.18 145.6)
XYZ	xyz(13.5150, 25.2940, 7.6592)
Luminance	0.2530 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B9F36 #9F1B84

analogous

#429F1B #1B9F36 #1B9F78

triadic

#1B9F36 #361B9F #9F361B

tetradic

#1B9F36 #1B429F #9F1B84 #9F781B

square

#1B9F36 #1B429F #9F1B84 #9F781B

split-complementary

#1B9F36 #781B9F #9F1B42

monochromatic

#093612 #126B24 #1B9F36 #24D348 #53E270

Accessibility & contrast

On white

3.47

#1B9F36 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.06

#1B9F36 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B9F36

6.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B9F36	#FFFFFF	#000000	##000000
##1B9F36	1.00	3.47	6.06	6.06
#FFFFFF	3.47	1.00	21.00	21.00
#000000	6.06	21.00	1.00	1.00
##000000	6.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A29029

Deuteranopia (green-blind)

#948640

Tritanopia (blue-blind)

#009B89

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #1b9f36;
/* rgb */ color: rgb(27, 159, 54);
/* oklch */ color: oklch(61.4% 0.180 145.6);

Tailwind

colors: {
  custom: {
    50: '#71bd72',
    500: '#1b9f36',
    950: '#000000',
  },
}

SCSS

$custom: #1b9f36;
$custom-light: #71bd72;
$custom-dark: #000000;

JSON

{
  "hex": "#1b9f36",
  "rgb": {
    "r": 27,
    "g": 159,
    "b": 54
  },
  "hsl": {
    "h": 132.273,
    "s": 70.968,
    "l": 36.471
  },
  "oklch": {
    "l": 0.61422,
    "c": 0.18039,
    "h": 145.6
  },
  "luminance": 0.25296
}

Semantic roles & 50–950 ramp

primary

#1B9F36

secondary

#C551AD

accent

#3AC9EE

background

#F7FBF7

surface

#EEF7ED

border

#C9D0C8

text

#091208

muted

#7B817B

Preview Lab

Preview with #1B9F36

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

Preview Lab → · Contrast checker → · Palette generator →