#1B8A1F#1B8A1F

#1B8A1F is a mid, vivid green. Relative luminance 0.185; OKLCH L 55.3% C 0.171 H 143.2°. Best body text is #000000 at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#1B8A1F
RGB	rgb(27, 138, 31)
HSL	hsl(122, 67%, 32%)
HSV	hsv(122, 80%, 54%)
CMYK	cmyk(80.4%, 0%, 77.5%, 45.9%)
CIE-LAB	lab(50.11, -50.58, 45.59)
CIE-LCH	lch(50.11, 68.10, 137.97°)
OKLab	oklab(55.33% -0.1371 0.1027)
OKLCH	oklch(55.33% 0.171 143.2)
XYZ	xyz(9.7872, 18.5077, 4.3526)
Luminance	0.1851 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B8A1F #8A1B86

analogous

#4F8A1B #1B8A1F #1B8A56

triadic

#1B8A1F #1F1B8A #8A1F1B

tetradic

#1B8A1F #1B4F8A #8A1B86 #8A561B

square

#1B8A1F #1B4F8A #8A1B86 #8A561B

split-complementary

#1B8A1F #561B8A #8A1B4F

monochromatic

#072408 #115714 #1B8A1F #25BD2A #45DB4A

Accessibility & contrast

On white

4.47

#1B8A1F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.70

#1B8A1F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B8A1F

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B8A1F	#FFFFFF	#000000	##000000
##1B8A1F	1.00	4.47	4.70	4.70
#FFFFFF	4.47	1.00	21.00	21.00
#000000	4.70	21.00	1.00	1.00
##000000	4.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D7C07

Deuteranopia (green-blind)

#81742B

Tritanopia (blue-blind)

#008676

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #1b8a1f;
/* rgb */ color: rgb(27, 138, 31);
/* oklch */ color: oklch(55.3% 0.171 143.2);

Tailwind

colors: {
  custom: {
    50: '#6dad63',
    500: '#1b8a1f',
    950: '#000000',
  },
}

SCSS

$custom: #1b8a1f;
$custom-light: #6dad63;
$custom-dark: #000000;

JSON

{
  "hex": "#1b8a1f",
  "rgb": {
    "r": 27,
    "g": 138,
    "b": 31
  },
  "hsl": {
    "h": 122.162,
    "s": 67.273,
    "l": 32.353
  },
  "oklch": {
    "l": 0.55333,
    "c": 0.17129,
    "h": 143.2
  },
  "luminance": 0.18509
}

Semantic roles & 50–950 ramp

primary

#1B8A1F

secondary

#BC45B8

accent

#3EE4EA

background

#F7FAF6

surface

#EDF4EB

border

#C8CEC6

text

#081006

muted

#7B7F7A

Preview Lab

Preview with #1B8A1F

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

Preview Lab → · Contrast checker → · Palette generator →