#1F8439#1F8439

#1F8439 is a mid, vivid green. Relative luminance 0.171; OKLCH L 54.0% C 0.143 H 147.6°. Best body text is #FFFFFF at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#1F8439
RGB	rgb(31, 132, 57)
HSL	hsl(135, 62%, 32%)
HSV	hsv(135, 77%, 52%)
CMYK	cmyk(76.5%, 0%, 56.8%, 48.2%)
CIE-LAB	lab(48.37, -44.98, 32.16)
CIE-LCH	lch(48.37, 55.30, 144.43°)
OKLab	oklab(53.99% -0.121 0.0769)
OKLCH	oklch(53.99% 0.143 147.6)
XYZ	xyz(9.5541, 17.0881, 6.6649)
Luminance	0.1709 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F8439 #841F6A

analogous

#37841F #1F8439 #1F846C

triadic

#1F8439 #391F84 #84391F

tetradic

#1F8439 #1F3784 #841F6A #846C1F

square

#1F8439 #1F3784 #841F6A #846C1F

split-complementary

#1F8439 #6C1F84 #841F37

monochromatic

#08210E #135224 #1F8439 #2BB64E #49D46D

Accessibility & contrast

On white

4.75

#1F8439 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.42

#1F8439 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F8439

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F8439	#FFFFFF	#000000	##FFFFFF
##1F8439	1.00	4.75	4.42	4.75
#FFFFFF	4.75	1.00	21.00	1.00
#000000	4.42	21.00	1.00	21.00
##FFFFFF	4.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#867832

Deuteranopia (green-blind)

#7A703F

Tritanopia (blue-blind)

#008173

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #1f8439;
/* rgb */ color: rgb(31, 132, 57);
/* oklch */ color: oklch(54.0% 0.143 147.6);

Tailwind

colors: {
  custom: {
    50: '#6ba971',
    500: '#1f8439',
    950: '#000000',
  },
}

SCSS

$custom: #1f8439;
$custom-light: #6ba971;
$custom-dark: #000000;

JSON

{
  "hex": "#1f8439",
  "rgb": {
    "r": 31,
    "g": 132,
    "b": 57
  },
  "hsl": {
    "h": 135.446,
    "s": 61.963,
    "l": 31.961
  },
  "oklch": {
    "l": 0.53991,
    "c": 0.1434,
    "h": 147.6
  },
  "luminance": 0.17089
}

Semantic roles & 50–950 ramp

primary

#1F8439

secondary

#B7489A

accent

#43BBE5

background

#F6FAF6

surface

#ECF4EC

border

#C7CEC7

text

#081008

muted

#7A7F7B

Preview Lab

Preview with #1F8439

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

Preview Lab → · Contrast checker → · Palette generator →