#1B9439#1B9439

#1B9439 is a mid, vivid green. Relative luminance 0.217; OKLCH L 58.4% C 0.165 H 146.7°. Best body text is #000000 at 5.34:1 contrast (WCAG AA passes).

Color values

HEX	#1B9439
RGB	rgb(27, 148, 57)
HSL	hsl(135, 69%, 34%)
HSV	hsv(135, 82%, 58%)
CMYK	cmyk(81.8%, 0%, 61.5%, 42%)
CIE-LAB	lab(53.71, -51.21, 38.44)
CIE-LCH	lch(53.71, 64.03, 143.11°)
OKLab	oklab(58.4% -0.1377 0.0906)
OKLCH	oklch(58.4% 0.165 146.7)
XYZ	xyz(11.7795, 21.7068, 7.4391)
Luminance	0.2171 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B9439 #941B76

analogous

#3A941B #1B9439 #1B9476

triadic

#1B9439 #391B94 #94391B

tetradic

#1B9439 #1B3A94 #941B76 #94761B

square

#1B9439 #1B3A94 #941B76 #94761B

split-complementary

#1B9439 #761B94 #941B3A

monochromatic

#082C11 #126025 #1B9439 #24C84D #4BDE70

Accessibility & contrast

On white

3.93

#1B9439 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.34

#1B9439 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B9439

5.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B9439	#FFFFFF	#000000	##000000
##1B9439	1.00	3.93	5.34	5.34
#FFFFFF	3.93	1.00	21.00	21.00
#000000	5.34	21.00	1.00	1.00
##000000	5.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#96862F

Deuteranopia (green-blind)

#897D41

Tritanopia (blue-blind)

#009080

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #1b9439;
/* rgb */ color: rgb(27, 148, 57);
/* oklch */ color: oklch(58.4% 0.165 146.7);

Tailwind

colors: {
  custom: {
    50: '#6eb573',
    500: '#1b9439',
    950: '#000000',
  },
}

SCSS

$custom: #1b9439;
$custom-light: #6eb573;
$custom-dark: #000000;

JSON

{
  "hex": "#1b9439",
  "rgb": {
    "r": 27,
    "g": 148,
    "b": 57
  },
  "hsl": {
    "h": 134.876,
    "s": 69.143,
    "l": 34.314
  },
  "oklch": {
    "l": 0.58403,
    "c": 0.16484,
    "h": 146.7
  },
  "luminance": 0.21708
}

Semantic roles & 50–950 ramp

primary

#1B9439

secondary

#C04BA3

accent

#3CC0EC

background

#F7FBF7

surface

#EDF6ED

border

#C8D0C8

text

#091108

muted

#7B807B

Preview Lab

Preview with #1B9439

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

Preview Lab → · Contrast checker → · Palette generator →