#1B9D3E#1B9D3E

#1B9D3E is a mid, vivid green. Relative luminance 0.247; OKLCH L 61.0% C 0.172 H 147.0°. Best body text is #000000 at 5.94:1 contrast (WCAG AA passes).

Color values

HEX	#1B9D3E
RGB	rgb(27, 157, 62)
HSL	hsl(136, 71%, 36%)
HSV	hsv(136, 83%, 62%)
CMYK	cmyk(82.8%, 0%, 60.5%, 38.4%)
CIE-LAB	lab(56.78, -53.60, 39.60)
CIE-LCH	lch(56.78, 66.65, 143.54°)
OKLab	oklab(60.96% -0.1441 0.0935)
OKLCH	oklch(60.96% 0.172 147)
XYZ	xyz(13.3774, 24.6931, 8.6177)
Luminance	0.2470 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B9D3E #9D1B7A

analogous

#399D1B #1B9D3E #1B9D7F

triadic

#1B9D3E #3E1B9D #9D3E1B

tetradic

#1B9D3E #1B399D #9D1B7A #9D7F1B

square

#1B9D3E #1B399D #9D1B7A #9D7F1B

split-complementary

#1B9D3E #7F1B9D #9D1B39

monochromatic

#093515 #126929 #1B9D3E #24D153 #51E178

Accessibility & contrast

On white

3.54

#1B9D3E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.94

#1B9D3E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B9D3E

5.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B9D3E	#FFFFFF	#000000	##000000
##1B9D3E	1.00	3.54	5.94	5.94
#FFFFFF	3.54	1.00	21.00	21.00
#000000	5.94	21.00	1.00	1.00
##000000	5.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9F8E34

Deuteranopia (green-blind)

#918446

Tritanopia (blue-blind)

#009988

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #1b9d3e;
/* rgb */ color: rgb(27, 157, 62);
/* oklch */ color: oklch(61.0% 0.172 147.0);

Tailwind

colors: {
  custom: {
    50: '#71bb76',
    500: '#1b9d3e',
    950: '#000000',
  },
}

SCSS

$custom: #1b9d3e;
$custom-light: #71bb76;
$custom-dark: #000000;

JSON

{
  "hex": "#1b9d3e",
  "rgb": {
    "r": 27,
    "g": 157,
    "b": 62
  },
  "hsl": {
    "h": 136.154,
    "s": 70.652,
    "l": 36.078
  },
  "oklch": {
    "l": 0.60961,
    "c": 0.17177,
    "h": 147
  },
  "luminance": 0.24695
}

Semantic roles & 50–950 ramp

primary

#1B9D3E

secondary

#C450A5

accent

#3ABDED

background

#F7FBF7

surface

#EDF6ED

border

#C8D0C8

text

#091209

muted

#7B817B

Preview Lab

Preview with #1B9D3E

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

Preview Lab → · Contrast checker → · Palette generator →