#1B8B1E#1B8B1E

#1B8B1E is a mid, vivid green. Relative luminance 0.188; OKLCH L 55.6% C 0.173 H 143.1°. Best body text is #000000 at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#1B8B1E
RGB	rgb(27, 139, 30)
HSL	hsl(122, 67%, 33%)
HSV	hsv(122, 81%, 55%)
CMYK	cmyk(80.6%, 0%, 78.4%, 45.5%)
CIE-LAB	lab(50.44, -50.99, 46.28)
CIE-LCH	lch(50.44, 68.86, 137.77°)
OKLab	oklab(55.61% -0.1383 0.1039)
OKLCH	oklch(55.61% 0.173 143.1)
XYZ	xyz(9.9183, 18.7908, 4.3323)
Luminance	0.1879 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B8B1E #8B1B88

analogous

#508B1B #1B8B1E #1B8B56

triadic

#1B8B1E #1E1B8B #8B1E1B

tetradic

#1B8B1E #1B508B #8B1B88 #8B561B

square

#1B8B1E #1B508B #8B1B88 #8B561B

split-complementary

#1B8B1E #561B8B #8B1B50

monochromatic

#072508 #115813 #1B8B1E #25BE29 #45DB49

Accessibility & contrast

On white

4.41

#1B8B1E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.76

#1B8B1E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B8B1E

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B8B1E	#FFFFFF	#000000	##000000
##1B8B1E	1.00	4.41	4.76	4.76
#FFFFFF	4.41	1.00	21.00	21.00
#000000	4.76	21.00	1.00	1.00
##000000	4.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E7D04

Deuteranopia (green-blind)

#82752A

Tritanopia (blue-blind)

#008776

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #1b8b1e;
/* rgb */ color: rgb(27, 139, 30);
/* oklch */ color: oklch(55.6% 0.173 143.1);

Tailwind

colors: {
  custom: {
    50: '#6dae62',
    500: '#1b8b1e',
    950: '#000000',
  },
}

SCSS

$custom: #1b8b1e;
$custom-light: #6dae62;
$custom-dark: #000000;

JSON

{
  "hex": "#1b8b1e",
  "rgb": {
    "r": 27,
    "g": 139,
    "b": 30
  },
  "hsl": {
    "h": 121.607,
    "s": 67.47,
    "l": 32.549
  },
  "oklch": {
    "l": 0.5561,
    "c": 0.17297,
    "h": 143.1
  },
  "luminance": 0.18792
}

Semantic roles & 50–950 ramp

primary

#1B8B1E

secondary

#BC45B9

accent

#3DE6EA

background

#F7FAF6

surface

#EDF4EB

border

#C8CEC6

text

#081006

muted

#7B7F7A

Preview Lab

Preview with #1B8B1E

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

Preview Lab → · Contrast checker → · Palette generator →