#1B8D40#1B8D40

#1B8D40 is a mid, vivid green. Relative luminance 0.197; OKLCH L 56.5% C 0.150 H 148.8°. Best body text is #000000 at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#1B8D40
RGB	rgb(27, 141, 64)
HSL	hsl(139, 68%, 33%)
HSV	hsv(139, 81%, 55%)
CMYK	cmyk(80.9%, 0%, 54.6%, 44.7%)
CIE-LAB	lab(51.44, -47.76, 32.27)
CIE-LCH	lch(51.44, 57.64, 145.95°)
OKLab	oklab(56.54% -0.1283 0.0776)
OKLCH	oklch(56.54% 0.15 148.8)
XYZ	xyz(10.9014, 19.6516, 8.0681)
Luminance	0.1965 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B8D40 #8D1B68

analogous

#2F8D1B #1B8D40 #1B8D79

triadic

#1B8D40 #401B8D #8D401B

tetradic

#1B8D40 #1B2F8D #8D1B68 #8D791B

square

#1B8D40 #1B2F8D #8D1B68 #8D791B

split-complementary

#1B8D40 #791B8D #8D1B2F

monochromatic

#072611 #115A29 #1B8D40 #25C057 #47DC77

Accessibility & contrast

On white

4.26

#1B8D40 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.93

#1B8D40 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B8D40

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B8D40	#FFFFFF	#000000	##000000
##1B8D40	1.00	4.26	4.93	4.93
#FFFFFF	4.26	1.00	21.00	21.00
#000000	4.93	21.00	1.00	1.00
##000000	4.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E8039

Deuteranopia (green-blind)

#827746

Tritanopia (blue-blind)

#008A7B

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #1b8d40;
/* rgb */ color: rgb(27, 141, 64);
/* oklch */ color: oklch(56.5% 0.150 148.8);

Tailwind

colors: {
  custom: {
    50: '#6caf77',
    500: '#1b8d40',
    950: '#000000',
  },
}

SCSS

$custom: #1b8d40;
$custom-light: #6caf77;
$custom-dark: #000000;

JSON

{
  "hex": "#1b8d40",
  "rgb": {
    "r": 27,
    "g": 141,
    "b": 64
  },
  "hsl": {
    "h": 139.474,
    "s": 67.857,
    "l": 32.941
  },
  "oklch": {
    "l": 0.56543,
    "c": 0.14994,
    "h": 148.8
  },
  "luminance": 0.19653
}

Semantic roles & 50–950 ramp

primary

#1B8D40

secondary

#BD4697

accent

#3DB2EB

background

#F7FAF7

surface

#EDF5ED

border

#C8CFC8

text

#081009

muted

#7B7F7B

Preview Lab

Preview with #1B8D40

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

Preview Lab → · Contrast checker → · Palette generator →