#1B8A31#1B8A31

#1B8A31 is a mid, vivid green. Relative luminance 0.186; OKLCH L 55.5% C 0.159 H 145.8°. Best body text is #000000 at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#1B8A31
RGB	rgb(27, 138, 49)
HSL	hsl(132, 67%, 32%)
HSV	hsv(132, 80%, 54%)
CMYK	cmyk(80.4%, 0%, 64.5%, 45.9%)
CIE-LAB	lab(50.25, -48.79, 38.25)
CIE-LCH	lch(50.25, 62.00, 141.90°)
OKLab	oklab(55.5% -0.1314 0.0894)
OKLCH	oklch(55.5% 0.159 145.8)
XYZ	xyz(10.0941, 18.6305, 5.9692)
Luminance	0.1863 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B8A31 #8A1B74

analogous

#3C8A1B #1B8A31 #1B8A69

triadic

#1B8A31 #311B8A #8A311B

tetradic

#1B8A31 #1B3C8A #8A1B74 #8A691B

square

#1B8A31 #1B3C8A #8A1B74 #8A691B

split-complementary

#1B8A31 #691B8A #8A1B3C

monochromatic

#07240D #11571F #1B8A31 #25BD43 #45DB63

Accessibility & contrast

On white

4.44

#1B8A31 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.73

#1B8A31 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B8A31

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B8A31	#FFFFFF	#000000	##000000
##1B8A31	1.00	4.44	4.73	4.73
#FFFFFF	4.44	1.00	21.00	21.00
#000000	4.73	21.00	1.00	1.00
##000000	4.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C7D27

Deuteranopia (green-blind)

#807439

Tritanopia (blue-blind)

#008677

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #1b8a31;
/* rgb */ color: rgb(27, 138, 49);
/* oklch */ color: oklch(55.5% 0.159 145.8);

Tailwind

colors: {
  custom: {
    50: '#6cad6d',
    500: '#1b8a31',
    950: '#000000',
  },
}

SCSS

$custom: #1b8a31;
$custom-light: #6cad6d;
$custom-dark: #000000;

JSON

{
  "hex": "#1b8a31",
  "rgb": {
    "r": 27,
    "g": 138,
    "b": 49
  },
  "hsl": {
    "h": 131.892,
    "s": 67.273,
    "l": 32.353
  },
  "oklch": {
    "l": 0.55501,
    "c": 0.15898,
    "h": 145.8
  },
  "luminance": 0.18632
}

Semantic roles & 50–950 ramp

primary

#1B8A31

secondary

#BC45A4

accent

#3EC8EA

background

#F7FAF6

surface

#EDF4EC

border

#C8CEC7

text

#081007

muted

#7B7F7A

Preview Lab

Preview with #1B8A31

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

Preview Lab → · Contrast checker → · Palette generator →