#1B8143#1B8143

#1B8143 is a mid, vivid green. Relative luminance 0.163; OKLCH L 53.2% C 0.131 H 151.3°. Best body text is #FFFFFF at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#1B8143
RGB	rgb(27, 129, 67)
HSL	hsl(144, 65%, 31%)
HSV	hsv(144, 79%, 51%)
CMYK	cmyk(79.1%, 0%, 48.1%, 49.4%)
CIE-LAB	lab(47.41, -42.82, 25.67)
CIE-LCH	lch(47.41, 49.92, 149.06°)
OKLab	oklab(53.22% -0.1151 0.0629)
OKLCH	oklch(53.22% 0.131 151.3)
XYZ	xyz(9.3146, 16.3377, 7.9717)
Luminance	0.1634 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B8143 #811B59

analogous

#26811B #1B8143 #1B8176

triadic

#1B8143 #431B81 #81431B

tetradic

#1B8143 #1B2681 #811B59 #81761B

square

#1B8143 #1B2681 #811B59 #81761B

split-complementary

#1B8143 #761B81 #811B26

monochromatic

#061C0E #104E29 #1B8143 #26B45D #3FD77B

Accessibility & contrast

On white

4.92

#1B8143 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.27

#1B8143 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B8143

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B8143	#FFFFFF	#000000	##FFFFFF
##1B8143	1.00	4.92	4.27	4.92
#FFFFFF	4.92	1.00	21.00	1.00
#000000	4.27	21.00	1.00	21.00
##FFFFFF	4.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#81753E

Deuteranopia (green-blind)

#766D47

Tritanopia (blue-blind)

#007F72

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #1b8143;
/* rgb */ color: rgb(27, 129, 67);
/* oklch */ color: oklch(53.2% 0.131 151.3);

Tailwind

colors: {
  custom: {
    50: '#69a678',
    500: '#1b8143',
    950: '#000000',
  },
}

SCSS

$custom: #1b8143;
$custom-light: #69a678;
$custom-dark: #000000;

JSON

{
  "hex": "#1b8143",
  "rgb": {
    "r": 27,
    "g": 129,
    "b": 67
  },
  "hsl": {
    "h": 143.529,
    "s": 65.385,
    "l": 30.588
  },
  "oklch": {
    "l": 0.53223,
    "c": 0.13114,
    "h": 151.3
  },
  "luminance": 0.16339
}

Semantic roles & 50–950 ramp

primary

#1B8143

secondary

#B54388

accent

#3FA6E8

background

#F6FAF7

surface

#ECF4ED

border

#C7CEC8

text

#070F09

muted

#7A7F7B

Preview Lab

Preview with #1B8143

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

Preview Lab → · Contrast checker → · Palette generator →