#1F973E#1F973E

#1F973E is a mid, vivid green. Relative luminance 0.228; OKLCH L 59.4% C 0.163 H 147.2°. Best body text is #000000 at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#1F973E
RGB	rgb(31, 151, 62)
HSL	hsl(136, 66%, 36%)
HSV	hsv(136, 79%, 59%)
CMYK	cmyk(79.5%, 0%, 58.9%, 40.8%)
CIE-LAB	lab(54.84, -51.05, 37.35)
CIE-LCH	lch(54.84, 63.26, 143.81°)
OKLab	oklab(59.37% -0.1373 0.0886)
OKLCH	oklch(59.37% 0.163 147.2)
XYZ	xyz(12.5002, 22.7708, 8.2929)
Luminance	0.2277 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F973E #971F78

analogous

#3C971F #1F973E #1F977A

triadic

#1F973E #3E1F97 #973E1F

tetradic

#1F973E #1F3C97 #971F78 #977A1F

square

#1F973E #1F3C97 #971F78 #977A1F

split-complementary

#1F973E #7A1F97 #971F3C

monochromatic

#0A3114 #156429 #1F973E #29CA53 #54DC77

Accessibility & contrast

On white

3.78

#1F973E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.55

#1F973E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F973E

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F973E	#FFFFFF	#000000	##000000
##1F973E	1.00	3.78	5.55	5.55
#FFFFFF	3.78	1.00	21.00	21.00
#000000	5.55	21.00	1.00	1.00
##000000	5.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#998935

Deuteranopia (green-blind)

#8C8045

Tritanopia (blue-blind)

#009483

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #1f973e;
/* rgb */ color: rgb(31, 151, 62);
/* oklch */ color: oklch(59.4% 0.163 147.2);

Tailwind

colors: {
  custom: {
    50: '#70b776',
    500: '#1f973e',
    950: '#000000',
  },
}

SCSS

$custom: #1f973e;
$custom-light: #70b776;
$custom-dark: #000000;

JSON

{
  "hex": "#1f973e",
  "rgb": {
    "r": 31,
    "g": 151,
    "b": 62
  },
  "hsl": {
    "h": 135.5,
    "s": 65.934,
    "l": 35.686
  },
  "oklch": {
    "l": 0.59368,
    "c": 0.16343,
    "h": 147.2
  },
  "luminance": 0.22772
}

Semantic roles & 50–950 ramp

primary

#1F973E

secondary

#BF52A3

accent

#3FBDE9

background

#F7FBF7

surface

#EDF6ED

border

#C8D0C8

text

#091109

muted

#7B807B

Preview Lab

Preview with #1F973E

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

Preview Lab → · Contrast checker → · Palette generator →