#1F8F2B#1F8F2B

#1F8F2B is a mid, vivid green. Relative luminance 0.201; OKLCH L 56.9% C 0.168 H 144.3°. Best body text is #000000 at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#1F8F2B
RGB	rgb(31, 143, 43)
HSL	hsl(126, 64%, 34%)
HSV	hsv(126, 78%, 56%)
CMYK	cmyk(78.3%, 0%, 69.9%, 43.9%)
CIE-LAB	lab(51.96, -50.59, 42.81)
CIE-LCH	lch(51.96, 66.27, 139.76°)
OKLab	oklab(56.92% -0.1367 0.0984)
OKLCH	oklch(56.92% 0.168 144.3)
XYZ	xyz(10.8228, 20.1094, 5.5961)
Luminance	0.2011 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F8F2B #8F1F83

analogous

#4B8F1F #1F8F2B #1F8F63

triadic

#1F8F2B #2B1F8F #8F2B1F

tetradic

#1F8F2B #1F4B8F #8F1F83 #8F631F

square

#1F8F2B #1F4B8F #8F1F83 #8F631F

split-complementary

#1F8F2B #631F8F #8F1F4B

monochromatic

#092A0D #145D1C #1F8F2B #2AC13A #4FD95E

Accessibility & contrast

On white

4.18

#1F8F2B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.02

#1F8F2B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F8F2B

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F8F2B	#FFFFFF	#000000	##000000
##1F8F2B	1.00	4.18	5.02	5.02
#FFFFFF	4.18	1.00	21.00	21.00
#000000	5.02	21.00	1.00	1.00
##000000	5.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#92811D

Deuteranopia (green-blind)

#857935

Tritanopia (blue-blind)

#008B7B

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #1f8f2b;
/* rgb */ color: rgb(31, 143, 43);
/* oklch */ color: oklch(56.9% 0.168 144.3);

Tailwind

colors: {
  custom: {
    50: '#6fb16a',
    500: '#1f8f2b',
    950: '#000000',
  },
}

SCSS

$custom: #1f8f2b;
$custom-light: #6fb16a;
$custom-dark: #000000;

JSON

{
  "hex": "#1f8f2b",
  "rgb": {
    "r": 31,
    "g": 143,
    "b": 43
  },
  "hsl": {
    "h": 126.429,
    "s": 64.368,
    "l": 34.118
  },
  "oklch": {
    "l": 0.56922,
    "c": 0.16847,
    "h": 144.3
  },
  "luminance": 0.20111
}

Semantic roles & 50–950 ramp

primary

#1F8F2B

secondary

#BC4EB0

accent

#40D5E7

background

#F7FBF6

surface

#EDF6EB

border

#C8D0C6

text

#091107

muted

#7B807A

Preview Lab

Preview with #1F8F2B

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

Preview Lab → · Contrast checker → · Palette generator →