#1B831E#1B831E

#1B831E is a mid, vivid green. Relative luminance 0.166; OKLCH L 53.3% C 0.164 H 143.1°. Best body text is #FFFFFF at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#1B831E
RGB	rgb(27, 131, 30)
HSL	hsl(122, 66%, 31%)
HSV	hsv(122, 79%, 51%)
CMYK	cmyk(79.4%, 0%, 77.1%, 48.6%)
CIE-LAB	lab(47.70, -48.35, 43.56)
CIE-LCH	lch(47.70, 65.08, 137.98°)
OKLab	oklab(53.33% -0.1311 0.0983)
OKLCH	oklch(53.33% 0.164 143.1)
XYZ	xyz(8.8021, 16.5583, 3.9602)
Luminance	0.1656 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B831E #831B80

analogous

#4C831B #1B831E #1B8352

triadic

#1B831E #1E1B83 #831E1B

tetradic

#1B831E #1B4C83 #831B80 #83521B

square

#1B831E #1B4C83 #831B80 #83521B

split-complementary

#1B831E #521B83 #831B4C

monochromatic

#061E07 #115012 #1B831E #25B62A #41D845

Accessibility & contrast

On white

4.87

#1B831E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.31

#1B831E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B831E

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B831E	#FFFFFF	#000000	##FFFFFF
##1B831E	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)

#867609

Deuteranopia (green-blind)

#7B6E29

Tritanopia (blue-blind)

#007F70

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #1b831e;
/* rgb */ color: rgb(27, 131, 30);
/* oklch */ color: oklch(53.3% 0.164 143.1);

Tailwind

colors: {
  custom: {
    50: '#6ba861',
    500: '#1b831e',
    950: '#000000',
  },
}

SCSS

$custom: #1b831e;
$custom-light: #6ba861;
$custom-dark: #000000;

JSON

{
  "hex": "#1b831e",
  "rgb": {
    "r": 27,
    "g": 131,
    "b": 30
  },
  "hsl": {
    "h": 121.731,
    "s": 65.823,
    "l": 30.98
  },
  "oklch": {
    "l": 0.53329,
    "c": 0.16385,
    "h": 143.1
  },
  "luminance": 0.16559
}

Semantic roles & 50–950 ramp

primary

#1B831E

secondary

#B643B3

accent

#3FE4E9

background

#F7FAF6

surface

#EDF4EB

border

#C8CEC6

text

#081005

muted

#7B7F7A

Preview Lab

Preview with #1B831E

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

Preview Lab → · Contrast checker → · Palette generator →