#1F972F#1F972F

#1F972F is a mid, vivid green. Relative luminance 0.226; OKLCH L 59.2% C 0.175 H 144.6°. Best body text is #000000 at 5.53:1 contrast (WCAG AA passes).

Color values

HEX	#1F972F
RGB	rgb(31, 151, 47)
HSL	hsl(128, 66%, 36%)
HSV	hsv(128, 79%, 59%)
CMYK	cmyk(79.5%, 0%, 68.9%, 40.8%)
CIE-LAB	lab(54.69, -52.86, 44.05)
CIE-LCH	lch(54.69, 68.80, 140.19°)
OKLab	oklab(59.2% -0.1427 0.1015)
OKLCH	oklch(59.2% 0.175 144.6)
XYZ	xyz(12.1439, 22.6283, 6.4165)
Luminance	0.2263 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F972F #971F87

analogous

#4B971F #1F972F #1F976B

triadic

#1F972F #2F1F97 #972F1F

tetradic

#1F972F #1F4B97 #971F87 #976B1F

square

#1F972F #1F4B97 #971F87 #976B1F

split-complementary

#1F972F #6B1F97 #971F4B

monochromatic

#0A310F #15641F #1F972F #29CA3F #54DC66

Accessibility & contrast

On white

3.80

#1F972F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.53

#1F972F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F972F

5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F972F	#FFFFFF	#000000	##000000
##1F972F	1.00	3.80	5.53	5.53
#FFFFFF	3.80	1.00	21.00	21.00
#000000	5.53	21.00	1.00	1.00
##000000	5.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9A8821

Deuteranopia (green-blind)

#8D7F39

Tritanopia (blue-blind)

#009382

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #1f972f;
/* rgb */ color: rgb(31, 151, 47);
/* oklch */ color: oklch(59.2% 0.175 144.6);

Tailwind

colors: {
  custom: {
    50: '#71b76d',
    500: '#1f972f',
    950: '#000000',
  },
}

SCSS

$custom: #1f972f;
$custom-light: #71b76d;
$custom-dark: #000000;

JSON

{
  "hex": "#1f972f",
  "rgb": {
    "r": 31,
    "g": 151,
    "b": 47
  },
  "hsl": {
    "h": 128,
    "s": 65.934,
    "l": 35.686
  },
  "oklch": {
    "l": 0.59198,
    "c": 0.17513,
    "h": 144.6
  },
  "luminance": 0.2263
}

Semantic roles & 50–950 ramp

primary

#1F972F

secondary

#BF52B1

accent

#3FD2E9

background

#F7FBF6

surface

#EDF6EC

border

#C8D0C7

text

#091107

muted

#7B807A

Preview Lab

Preview with #1F972F

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

Preview Lab → · Contrast checker → · Palette generator →