#1B8221#1B8221

#1B8221 is a mid, vivid green. Relative luminance 0.163; OKLCH L 53.1% C 0.161 H 143.5°. Best body text is #FFFFFF at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#1B8221
RGB	rgb(27, 130, 33)
HSL	hsl(123, 66%, 31%)
HSV	hsv(123, 79%, 51%)
CMYK	cmyk(79.2%, 0%, 74.6%, 49%)
CIE-LAB	lab(47.37, -47.76, 42.08)
CIE-LCH	lch(47.37, 63.65, 138.61°)
OKLab	oklab(53.07% -0.1293 0.0956)
OKLCH	oklch(53.07% 0.161 143.5)
XYZ	xyz(8.7086, 16.3071, 4.1272)
Luminance	0.1631 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B8221 #821B7C

analogous

#48821B #1B8221 #1B8254

triadic

#1B8221 #211B82 #82211B

tetradic

#1B8221 #1B4882 #821B7C #82541B

square

#1B8221 #1B4882 #821B7C #82541B

split-complementary

#1B8221 #541B82 #821B48

monochromatic

#061D07 #104F14 #1B8221 #26B52E #40D749

Accessibility & contrast

On white

4.93

#1B8221 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.26

#1B8221 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B8221

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B8221	#FFFFFF	#000000	##FFFFFF
##1B8221	1.00	4.93	4.26	4.93
#FFFFFF	4.93	1.00	21.00	1.00
#000000	4.26	21.00	1.00	21.00
##FFFFFF	4.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#857510

Deuteranopia (green-blind)

#796D2B

Tritanopia (blue-blind)

#007E6F

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #1b8221;
/* rgb */ color: rgb(27, 130, 33);
/* oklch */ color: oklch(53.1% 0.161 143.5);

Tailwind

colors: {
  custom: {
    50: '#6ba763',
    500: '#1b8221',
    950: '#000000',
  },
}

SCSS

$custom: #1b8221;
$custom-light: #6ba763;
$custom-dark: #000000;

JSON

{
  "hex": "#1b8221",
  "rgb": {
    "r": 27,
    "g": 130,
    "b": 33
  },
  "hsl": {
    "h": 123.495,
    "s": 65.605,
    "l": 30.784
  },
  "oklch": {
    "l": 0.53067,
    "c": 0.16085,
    "h": 143.5
  },
  "luminance": 0.16308
}

Semantic roles & 50–950 ramp

primary

#1B8221

secondary

#B643AF

accent

#3FDFE9

background

#F6FAF6

surface

#ECF4EB

border

#C7CEC6

text

#081005

muted

#7A7F7A

Preview Lab

Preview with #1B8221

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

Preview Lab → · Contrast checker → · Palette generator →