#1B9B2D#1B9B2D

#1B9B2D is a mid, vivid green. Relative luminance 0.239; OKLCH L 60.2% C 0.182 H 144.5°. Best body text is #000000 at 5.77:1 contrast (WCAG AA passes).

Color values

HEX	#1B9B2D
RGB	rgb(27, 155, 45)
HSL	hsl(128, 70%, 36%)
HSV	hsv(128, 83%, 61%)
CMYK	cmyk(82.6%, 0%, 71%, 39.2%)
CIE-LAB	lab(55.95, -54.88, 46.20)
CIE-LCH	lch(55.95, 71.74, 139.91°)
OKLab	oklab(60.23% -0.1482 0.1058)
OKLCH	oklch(60.23% 0.182 144.5)
XYZ	xyz(12.6461, 23.8636, 6.4218)
Luminance	0.2387 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B9B2D #9B1B89

analogous

#499B1B #1B9B2D #1B9B6D

triadic

#1B9B2D #2D1B9B #9B2D1B

tetradic

#1B9B2D #1B499B #9B1B89 #9B6D1B

square

#1B9B2D #1B499B #9B1B89 #9B6D1B

split-complementary

#1B9B2D #6D1B9B #9B1B49

monochromatic

#09330F #12671E #1B9B2D #24CF3C #50E064

Accessibility & contrast

On white

3.64

#1B9B2D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.77

#1B9B2D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B9B2D

5.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B9B2D	#FFFFFF	#000000	##000000
##1B9B2D	1.00	3.64	5.77	5.77
#FFFFFF	3.64	1.00	21.00	21.00
#000000	5.77	21.00	1.00	1.00
##000000	5.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9E8C1C

Deuteranopia (green-blind)

#908238

Tritanopia (blue-blind)

#009785

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #1b9b2d;
/* rgb */ color: rgb(27, 155, 45);
/* oklch */ color: oklch(60.2% 0.182 144.5);

Tailwind

colors: {
  custom: {
    50: '#71ba6c',
    500: '#1b9b2d',
    950: '#000000',
  },
}

SCSS

$custom: #1b9b2d;
$custom-light: #71ba6c;
$custom-dark: #000000;

JSON

{
  "hex": "#1b9b2d",
  "rgb": {
    "r": 27,
    "g": 155,
    "b": 45
  },
  "hsl": {
    "h": 128.438,
    "s": 70.33,
    "l": 35.686
  },
  "oklch": {
    "l": 0.60226,
    "c": 0.18205,
    "h": 144.5
  },
  "luminance": 0.23865
}

Semantic roles & 50–950 ramp

primary

#1B9B2D

secondary

#C34FB3

accent

#3BD4ED

background

#F7FBF6

surface

#EDF6EC

border

#C8D0C7

text

#091207

muted

#7B817A

Preview Lab

Preview with #1B9B2D

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

Preview Lab → · Contrast checker → · Palette generator →