#1B8240#1B8240

#1B8240 is a mid, vivid green. Relative luminance 0.166; OKLCH L 53.5% C 0.135 H 150.2°. Best body text is #FFFFFF at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#1B8240
RGB	rgb(27, 130, 64)
HSL	hsl(142, 66%, 31%)
HSV	hsv(142, 79%, 51%)
CMYK	cmyk(79.2%, 0%, 50.8%, 49%)
CIE-LAB	lab(47.71, -43.72, 27.66)
CIE-LCH	lch(47.71, 51.74, 147.68°)
OKLab	oklab(53.45% -0.1175 0.0673)
OKLCH	oklch(53.45% 0.135 150.2)
XYZ	xyz(9.3592, 16.5673, 7.5540)
Luminance	0.1657 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B8240 #821B5D

analogous

#2A821B #1B8240 #1B8273

triadic

#1B8240 #401B82 #82401B

tetradic

#1B8240 #1B2A82 #821B5D #82731B

square

#1B8240 #1B2A82 #821B5D #82731B

split-complementary

#1B8240 #731B82 #821B2A

monochromatic

#061D0E #104F27 #1B8240 #26B559 #40D776

Accessibility & contrast

On white

4.87

#1B8240 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.31

#1B8240 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B8240

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B8240	#FFFFFF	#000000	##FFFFFF
##1B8240	1.00	4.87	4.31	4.87
#FFFFFF	4.87	1.00	21.00	1.00
#000000	4.31	21.00	1.00	21.00
##FFFFFF	4.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#83763B

Deuteranopia (green-blind)

#776E45

Tritanopia (blue-blind)

#008073

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #1b8240;
/* rgb */ color: rgb(27, 130, 64);
/* oklch */ color: oklch(53.5% 0.135 150.2);

Tailwind

colors: {
  custom: {
    50: '#69a776',
    500: '#1b8240',
    950: '#000000',
  },
}

SCSS

$custom: #1b8240;
$custom-light: #69a776;
$custom-dark: #000000;

JSON

{
  "hex": "#1b8240",
  "rgb": {
    "r": 27,
    "g": 130,
    "b": 64
  },
  "hsl": {
    "h": 141.553,
    "s": 65.605,
    "l": 30.784
  },
  "oklch": {
    "l": 0.53453,
    "c": 0.13538,
    "h": 150.2
  },
  "luminance": 0.16568
}

Semantic roles & 50–950 ramp

primary

#1B8240

secondary

#B6438C

accent

#3FACE9

background

#F6FAF7

surface

#ECF4ED

border

#C7CEC8

text

#071008

muted

#7A7F7B

Preview Lab

Preview with #1B8240

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

Preview Lab → · Contrast checker → · Palette generator →