#1B9C2F#1B9C2F

#1B9C2F is a mid, vivid green. Relative luminance 0.242; OKLCH L 60.5% C 0.182 H 144.7°. Best body text is #000000 at 5.84:1 contrast (WCAG AA passes).

Color values

HEX	#1B9C2F
RGB	rgb(27, 156, 47)
HSL	hsl(129, 70%, 36%)
HSV	hsv(129, 83%, 61%)
CMYK	cmyk(82.7%, 0%, 69.9%, 38.8%)
CIE-LAB	lab(56.30, -55.00, 45.76)
CIE-LCH	lch(56.30, 71.55, 140.24°)
OKLab	oklab(60.52% -0.1484 0.1051)
OKLCH	oklch(60.52% 0.182 144.7)
XYZ	xyz(12.8526, 24.2136, 6.6851)
Luminance	0.2422 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B9C2F #9C1B88

analogous

#479C1B #1B9C2F #1B9C6F

triadic

#1B9C2F #2F1B9C #9C2F1B

tetradic

#1B9C2F #1B479C #9C1B88 #9C6F1B

square

#1B9C2F #1B479C #9C1B88 #9C6F1B

split-complementary

#1B9C2F #6F1B9C #9C1B47

monochromatic

#093410 #12681F #1B9C2F #24D03F #51E167

Accessibility & contrast

On white

3.59

#1B9C2F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.84

#1B9C2F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B9C2F

5.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B9C2F	#FFFFFF	#000000	##000000
##1B9C2F	1.00	3.59	5.84	5.84
#FFFFFF	3.59	1.00	21.00	21.00
#000000	5.84	21.00	1.00	1.00
##000000	5.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9F8D1F

Deuteranopia (green-blind)

#91833A

Tritanopia (blue-blind)

#009886

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #1b9c2f;
/* rgb */ color: rgb(27, 156, 47);
/* oklch */ color: oklch(60.5% 0.182 144.7);

Tailwind

colors: {
  custom: {
    50: '#71ba6d',
    500: '#1b9c2f',
    950: '#000000',
  },
}

SCSS

$custom: #1b9c2f;
$custom-light: #71ba6d;
$custom-dark: #000000;

JSON

{
  "hex": "#1b9c2f",
  "rgb": {
    "r": 27,
    "g": 156,
    "b": 47
  },
  "hsl": {
    "h": 129.302,
    "s": 70.492,
    "l": 35.882
  },
  "oklch": {
    "l": 0.60522,
    "c": 0.18186,
    "h": 144.7
  },
  "luminance": 0.24215
}

Semantic roles & 50–950 ramp

primary

#1B9C2F

secondary

#C34FB1

accent

#3BD2ED

background

#F7FBF6

surface

#EDF6EC

border

#C8D0C7

text

#091207

muted

#7B817A

Preview Lab

Preview with #1B9C2F

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

Preview Lab → · Contrast checker → · Palette generator →