#1F973F#1F973F

#1F973F is a mid, vivid green. Relative luminance 0.228; OKLCH L 59.4% C 0.163 H 147.4°. Best body text is #000000 at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#1F973F
RGB	rgb(31, 151, 63)
HSL	hsl(136, 66%, 36%)
HSV	hsv(136, 79%, 59%)
CMYK	cmyk(79.5%, 0%, 58.3%, 40.8%)
CIE-LAB	lab(54.85, -50.92, 36.88)
CIE-LCH	lch(54.85, 62.87, 144.08°)
OKLab	oklab(59.38% -0.1369 0.0877)
OKLCH	oklch(59.38% 0.163 147.4)
XYZ	xyz(12.5279, 22.7819, 8.4387)
Luminance	0.2278 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F973F #971F77

analogous

#3B971F #1F973F #1F977B

triadic

#1F973F #3F1F97 #973F1F

tetradic

#1F973F #1F3B97 #971F77 #977B1F

square

#1F973F #1F3B97 #971F77 #977B1F

split-complementary

#1F973F #7B1F97 #971F3B

monochromatic

#0A3115 #15642A #1F973F #29CA54 #54DC79

Accessibility & contrast

On white

3.78

#1F973F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.56

#1F973F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F973F

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F973F	#FFFFFF	#000000	##000000
##1F973F	1.00	3.78	5.56	5.56
#FFFFFF	3.78	1.00	21.00	21.00
#000000	5.56	21.00	1.00	1.00
##000000	5.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#998936

Deuteranopia (green-blind)

#8B8046

Tritanopia (blue-blind)

#009484

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #1f973f;
/* rgb */ color: rgb(31, 151, 63);
/* oklch */ color: oklch(59.4% 0.163 147.4);

Tailwind

colors: {
  custom: {
    50: '#70b777',
    500: '#1f973f',
    950: '#000000',
  },
}

SCSS

$custom: #1f973f;
$custom-light: #70b777;
$custom-dark: #000000;

JSON

{
  "hex": "#1f973f",
  "rgb": {
    "r": 31,
    "g": 151,
    "b": 63
  },
  "hsl": {
    "h": 136,
    "s": 65.934,
    "l": 35.686
  },
  "oklch": {
    "l": 0.59382,
    "c": 0.16257,
    "h": 147.4
  },
  "luminance": 0.22783
}

Semantic roles & 50–950 ramp

primary

#1F973F

secondary

#BF52A2

accent

#3FBCE9

background

#F7FBF7

surface

#EDF6ED

border

#C8D0C8

text

#091109

muted

#7B807B

Preview Lab

Preview with #1F973F

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

Preview Lab → · Contrast checker → · Palette generator →