#1B9D2D#1B9D2D

#1B9D2D is a mid, vivid green. Relative luminance 0.245; OKLCH L 60.8% C 0.184 H 144.4°. Best body text is #000000 at 5.91:1 contrast (WCAG AA passes).

Color values

HEX	#1B9D2D
RGB	rgb(27, 157, 45)
HSL	hsl(128, 71%, 36%)
HSV	hsv(128, 83%, 62%)
CMYK	cmyk(82.8%, 0%, 71.3%, 38.4%)
CIE-LAB	lab(56.62, -55.52, 46.91)
CIE-LCH	lch(56.62, 72.68, 139.81°)
OKLab	oklab(60.78% -0.1499 0.1073)
OKLCH	oklch(60.78% 0.184 144.4)
XYZ	xyz(12.9817, 24.5348, 6.5336)
Luminance	0.2454 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B9D2D #9D1B8B

analogous

#4A9D1B #1B9D2D #1B9D6E

triadic

#1B9D2D #2D1B9D #9D2D1B

tetradic

#1B9D2D #1B4A9D #9D1B8B #9D6E1B

square

#1B9D2D #1B4A9D #9D1B8B #9D6E1B

split-complementary

#1B9D2D #6E1B9D #9D1B4A

monochromatic

#09350F #12691E #1B9D2D #24D13C #51E165

Accessibility & contrast

On white

3.55

#1B9D2D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.91

#1B9D2D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B9D2D

5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B9D2D	#FFFFFF	#000000	##000000
##1B9D2D	1.00	3.55	5.91	5.91
#FFFFFF	3.55	1.00	21.00	21.00
#000000	5.91	21.00	1.00	1.00
##000000	5.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A08E1C

Deuteranopia (green-blind)

#928438

Tritanopia (blue-blind)

#009987

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #1b9d2d;
/* rgb */ color: rgb(27, 157, 45);
/* oklch */ color: oklch(60.8% 0.184 144.4);

Tailwind

colors: {
  custom: {
    50: '#71bb6c',
    500: '#1b9d2d',
    950: '#000000',
  },
}

SCSS

$custom: #1b9d2d;
$custom-light: #71bb6c;
$custom-dark: #000000;

JSON

{
  "hex": "#1b9d2d",
  "rgb": {
    "r": 27,
    "g": 157,
    "b": 45
  },
  "hsl": {
    "h": 128.308,
    "s": 70.652,
    "l": 36.078
  },
  "oklch": {
    "l": 0.60781,
    "c": 0.18433,
    "h": 144.4
  },
  "luminance": 0.24536
}

Semantic roles & 50–950 ramp

primary

#1B9D2D

secondary

#C450B4

accent

#3AD5ED

background

#F7FBF6

surface

#EEF6EC

border

#C9D0C7

text

#091207

muted

#7B817A

Preview Lab

Preview with #1B9D2D

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

Preview Lab → · Contrast checker → · Palette generator →