#1B841C#1B841C

#1B841C is a mid, vivid green. Relative luminance 0.168; OKLCH L 53.6% C 0.166 H 142.9°. Best body text is #FFFFFF at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#1B841C
RGB	rgb(27, 132, 28)
HSL	hsl(121, 66%, 31%)
HSV	hsv(121, 80%, 52%)
CMYK	cmyk(79.5%, 0%, 78.8%, 48.2%)
CIE-LAB	lab(48.03, -48.84, 44.61)
CIE-LCH	lch(48.03, 66.15, 137.59°)
OKLab	oklab(53.6% -0.1325 0.1002)
OKLCH	oklch(53.6% 0.166 142.9)
XYZ	xyz(8.9123, 16.8183, 3.8749)
Luminance	0.1682 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B841C #841B83

analogous

#4E841B #1B841C #1B8450

triadic

#1B841C #1C1B84 #841C1B

tetradic

#1B841C #1B4E84 #841B83 #84501B

square

#1B841C #1B4E84 #841B83 #84501B

split-complementary

#1B841C #501B84 #841B4E

monochromatic

#061E06 #115111 #1B841C #25B727 #41D843

Accessibility & contrast

On white

4.81

#1B841C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.36

#1B841C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B841C

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B841C	#FFFFFF	#000000	##FFFFFF
##1B841C	1.00	4.81	4.36	4.81
#FFFFFF	4.81	1.00	21.00	1.00
#000000	4.36	21.00	1.00	21.00
##FFFFFF	4.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#877704

Deuteranopia (green-blind)

#7C6F28

Tritanopia (blue-blind)

#008070

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #1b841c;
/* rgb */ color: rgb(27, 132, 28);
/* oklch */ color: oklch(53.6% 0.166 142.9);

Tailwind

colors: {
  custom: {
    50: '#6ca960',
    500: '#1b841c',
    950: '#000000',
  },
}

SCSS

$custom: #1b841c;
$custom-light: #6ca960;
$custom-dark: #000000;

JSON

{
  "hex": "#1b841c",
  "rgb": {
    "r": 27,
    "g": 132,
    "b": 28
  },
  "hsl": {
    "h": 120.571,
    "s": 66.038,
    "l": 31.176
  },
  "oklch": {
    "l": 0.53601,
    "c": 0.16613,
    "h": 142.9
  },
  "luminance": 0.16819
}

Semantic roles & 50–950 ramp

primary

#1B841C

secondary

#B743B6

accent

#3FE7E9

background

#F7FAF5

surface

#EDF4EA

border

#C8CEC6

text

#081005

muted

#7B7F79

Preview Lab

Preview with #1B841C

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

Preview Lab → · Contrast checker → · Palette generator →