#1B9221#1B9221

#1B9221 is a mid, vivid green. Relative luminance 0.209; OKLCH L 57.6% C 0.179 H 143.3°. Best body text is #000000 at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#1B9221
RGB	rgb(27, 146, 33)
HSL	hsl(123, 69%, 34%)
HSV	hsv(123, 82%, 57%)
CMYK	cmyk(81.5%, 0%, 77.4%, 42.7%)
CIE-LAB	lab(52.84, -53.02, 47.59)
CIE-LCH	lch(52.84, 71.24, 138.09°)
OKLab	oklab(57.61% -0.1436 0.1071)
OKLCH	oklch(57.61% 0.179 143.3)
XYZ	xyz(11.0047, 20.8993, 4.8925)
Luminance	0.2090 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B9221 #921B8C

analogous

#51921B #1B9221 #1B925D

triadic

#1B9221 #211B92 #92211B

tetradic

#1B9221 #1B5192 #921B8C #925D1B

square

#1B9221 #1B5192 #921B8C #925D1B

split-complementary

#1B9221 #5D1B92 #921B51

monochromatic

#082B0A #115E15 #1B9221 #25C62D #4ADE51

Accessibility & contrast

On white

4.05

#1B9221 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.18

#1B9221 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B9221

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B9221	#FFFFFF	#000000	##000000
##1B9221	1.00	4.05	5.18	5.18
#FFFFFF	4.05	1.00	21.00	21.00
#000000	5.18	21.00	1.00	1.00
##000000	5.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#958307

Deuteranopia (green-blind)

#887B2E

Tritanopia (blue-blind)

#008E7D

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #1b9221;
/* rgb */ color: rgb(27, 146, 33);
/* oklch */ color: oklch(57.6% 0.179 143.3);

Tailwind

colors: {
  custom: {
    50: '#6fb365',
    500: '#1b9221',
    950: '#000000',
  },
}

SCSS

$custom: #1b9221;
$custom-light: #6fb365;
$custom-dark: #000000;

JSON

{
  "hex": "#1b9221",
  "rgb": {
    "r": 27,
    "g": 146,
    "b": 33
  },
  "hsl": {
    "h": 123.025,
    "s": 68.786,
    "l": 33.922
  },
  "oklch": {
    "l": 0.5761,
    "c": 0.17917,
    "h": 143.3
  },
  "luminance": 0.20901
}

Semantic roles & 50–950 ramp

primary

#1B9221

secondary

#BF49B9

accent

#3CE3EC

background

#F7FBF6

surface

#EDF6EB

border

#C8D0C6

text

#091106

muted

#7B807A

Preview Lab

Preview with #1B9221

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

Preview Lab → · Contrast checker → · Palette generator →