#1B9C33#1B9C33

#1B9C33 is a mid, vivid green. Relative luminance 0.242; OKLCH L 60.6% C 0.179 H 145.3°. Best body text is #000000 at 5.85:1 contrast (WCAG AA passes).

Color values

HEX	#1B9C33
RGB	rgb(27, 156, 51)
HSL	hsl(131, 70%, 36%)
HSV	hsv(131, 83%, 61%)
CMYK	cmyk(82.7%, 0%, 67.3%, 38.8%)
CIE-LAB	lab(56.33, -54.59, 44.10)
CIE-LCH	lch(56.33, 70.18, 141.06°)
OKLab	oklab(60.56% -0.1471 0.1021)
OKLCH	oklch(60.56% 0.179 145.3)
XYZ	xyz(12.9371, 24.2474, 7.1297)
Luminance	0.2425 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B9C33 #9C1B84

analogous

#439C1B #1B9C33 #1B9C73

triadic

#1B9C33 #331B9C #9C331B

tetradic

#1B9C33 #1B439C #9C1B84 #9C731B

square

#1B9C33 #1B439C #9C1B84 #9C731B

split-complementary

#1B9C33 #731B9C #9C1B43

monochromatic

#093411 #126822 #1B9C33 #24D044 #51E16B

Accessibility & contrast

On white

3.59

#1B9C33 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.85

#1B9C33 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B9C33

5.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B9C33	#FFFFFF	#000000	##000000
##1B9C33	1.00	3.59	5.85	5.85
#FFFFFF	3.59	1.00	21.00	21.00
#000000	5.85	21.00	1.00	1.00
##000000	5.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9F8D25

Deuteranopia (green-blind)

#91833D

Tritanopia (blue-blind)

#009886

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #1b9c33;
/* rgb */ color: rgb(27, 156, 51);
/* oklch */ color: oklch(60.6% 0.179 145.3);

Tailwind

colors: {
  custom: {
    50: '#71ba70',
    500: '#1b9c33',
    950: '#000000',
  },
}

SCSS

$custom: #1b9c33;
$custom-light: #71ba70;
$custom-dark: #000000;

JSON

{
  "hex": "#1b9c33",
  "rgb": {
    "r": 27,
    "g": 156,
    "b": 51
  },
  "hsl": {
    "h": 131.163,
    "s": 70.492,
    "l": 35.882
  },
  "oklch": {
    "l": 0.60561,
    "c": 0.17906,
    "h": 145.3
  },
  "luminance": 0.24249
}

Semantic roles & 50–950 ramp

primary

#1B9C33

secondary

#C34FAE

accent

#3BCCED

background

#F7FBF6

surface

#EDF6EC

border

#C8D0C7

text

#091208

muted

#7B817B

Preview Lab

Preview with #1B9C33

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

Preview Lab → · Contrast checker → · Palette generator →