#1F9B43#1F9B43

#1F9B43 is a mid, vivid green. Relative luminance 0.241; OKLCH L 60.5% C 0.164 H 147.9°. Best body text is #000000 at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#1F9B43
RGB	rgb(31, 155, 67)
HSL	hsl(137, 67%, 36%)
HSV	hsv(137, 80%, 61%)
CMYK	cmyk(80%, 0%, 56.8%, 39.2%)
CIE-LAB	lab(56.23, -51.74, 36.55)
CIE-LCH	lch(56.23, 63.35, 144.76°)
OKLab	oklab(60.54% -0.139 0.0872)
OKLCH	oklch(60.54% 0.164 147.9)
XYZ	xyz(13.2985, 24.1376, 9.2673)
Luminance	0.2414 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F9B43 #9B1F77

analogous

#399B1F #1F9B43 #1F9B81

triadic

#1F9B43 #431F9B #9B431F

tetradic

#1F9B43 #1F399B #9B1F77 #9B811F

square

#1F9B43 #1F399B #9B1F77 #9B811F

split-complementary

#1F9B43 #811F9B #9B1F39

monochromatic

#0B3517 #15682D #1F9B43 #29CE59 #57DD7E

Accessibility & contrast

On white

3.60

#1F9B43 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.83

#1F9B43 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F9B43

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F9B43	#FFFFFF	#000000	##000000
##1F9B43	1.00	3.60	5.83	5.83
#FFFFFF	3.60	1.00	21.00	21.00
#000000	5.83	21.00	1.00	1.00
##000000	5.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9D8D3B

Deuteranopia (green-blind)

#8F834A

Tritanopia (blue-blind)

#009887

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #1f9b43;
/* rgb */ color: rgb(31, 155, 67);
/* oklch */ color: oklch(60.5% 0.164 147.9);

Tailwind

colors: {
  custom: {
    50: '#71ba79',
    500: '#1f9b43',
    950: '#000000',
  },
}

SCSS

$custom: #1f9b43;
$custom-light: #71ba79;
$custom-dark: #000000;

JSON

{
  "hex": "#1f9b43",
  "rgb": {
    "r": 31,
    "g": 155,
    "b": 67
  },
  "hsl": {
    "h": 137.419,
    "s": 66.667,
    "l": 36.471
  },
  "oklch": {
    "l": 0.6054,
    "c": 0.16416,
    "h": 147.9
  },
  "luminance": 0.24139
}

Semantic roles & 50–950 ramp

primary

#1F9B43

secondary

#C155A2

accent

#3EB8EA

background

#F7FBF7

surface

#EDF6EE

border

#C8D0C9

text

#091209

muted

#7B817B

Preview Lab

Preview with #1F9B43

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

Preview Lab → · Contrast checker → · Palette generator →