#1B8B43#1B8B43

#1B8B43 is a mid, vivid green. Relative luminance 0.191; OKLCH L 56.0% C 0.145 H 149.9°. Best body text is #000000 at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#1B8B43
RGB	rgb(27, 139, 67)
HSL	hsl(141, 67%, 33%)
HSV	hsv(141, 81%, 55%)
CMYK	cmyk(80.6%, 0%, 51.8%, 45.5%)
CIE-LAB	lab(50.81, -46.56, 29.93)
CIE-LCH	lch(50.81, 55.35, 147.26°)
OKLab	oklab(56.03% -0.125 0.0726)
OKLCH	oklch(56.03% 0.145 149.9)
XYZ	xyz(10.6968, 19.1022, 8.4324)
Luminance	0.1910 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B8B43 #8B1B63

analogous

#2B8B1B #1B8B43 #1B8B7B

triadic

#1B8B43 #431B8B #8B431B

tetradic

#1B8B43 #1B2B8B #8B1B63 #8B7B1B

square

#1B8B43 #1B2B8B #8B1B63 #8B7B1B

split-complementary

#1B8B43 #7B1B8B #8B1B2B

monochromatic

#072512 #11582A #1B8B43 #25BE5C #45DB7B

Accessibility & contrast

On white

4.36

#1B8B43 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.82

#1B8B43 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B8B43

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B8B43	#FFFFFF	#000000	##000000
##1B8B43	1.00	4.36	4.82	4.82
#FFFFFF	4.36	1.00	21.00	21.00
#000000	4.82	21.00	1.00	1.00
##000000	4.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C7E3D

Deuteranopia (green-blind)

#7F7548

Tritanopia (blue-blind)

#00887A

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #1b8b43;
/* rgb */ color: rgb(27, 139, 67);
/* oklch */ color: oklch(56.0% 0.145 149.9);

Tailwind

colors: {
  custom: {
    50: '#6cae78',
    500: '#1b8b43',
    950: '#000000',
  },
}

SCSS

$custom: #1b8b43;
$custom-light: #6cae78;
$custom-dark: #000000;

JSON

{
  "hex": "#1b8b43",
  "rgb": {
    "r": 27,
    "g": 139,
    "b": 67
  },
  "hsl": {
    "h": 141.429,
    "s": 67.47,
    "l": 32.549
  },
  "oklch": {
    "l": 0.56031,
    "c": 0.14456,
    "h": 149.9
  },
  "luminance": 0.19103
}

Semantic roles & 50–950 ramp

primary

#1B8B43

secondary

#BC4592

accent

#3DADEA

background

#F7FAF7

surface

#EDF4ED

border

#C8CEC8

text

#081009

muted

#7B7F7B

Preview Lab

Preview with #1B8B43

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

Preview Lab → · Contrast checker → · Palette generator →