#1F973D#1F973D

#1F973D is a mid, vivid green. Relative luminance 0.228; OKLCH L 59.4% C 0.164 H 147.0°. Best body text is #000000 at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#1F973D
RGB	rgb(31, 151, 61)
HSL	hsl(135, 66%, 36%)
HSV	hsv(135, 79%, 59%)
CMYK	cmyk(79.5%, 0%, 59.6%, 40.8%)
CIE-LAB	lab(54.82, -51.19, 37.82)
CIE-LCH	lch(54.82, 63.65, 143.54°)
OKLab	oklab(59.36% -0.1377 0.0896)
OKLCH	oklch(59.36% 0.164 147)
XYZ	xyz(12.4730, 22.7599, 8.1497)
Luminance	0.2276 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F973D #971F79

analogous

#3D971F #1F973D #1F9779

triadic

#1F973D #3D1F97 #973D1F

tetradic

#1F973D #1F3D97 #971F79 #97791F

square

#1F973D #1F3D97 #971F79 #97791F

split-complementary

#1F973D #791F97 #971F3D

monochromatic

#0A3114 #156428 #1F973D #29CA52 #54DC76

Accessibility & contrast

On white

3.78

#1F973D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.55

#1F973D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F973D

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F973D	#FFFFFF	#000000	##000000
##1F973D	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)

#998934

Deuteranopia (green-blind)

#8C8044

Tritanopia (blue-blind)

#009383

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #1f973d;
/* rgb */ color: rgb(31, 151, 61);
/* oklch */ color: oklch(59.4% 0.164 147.0);

Tailwind

colors: {
  custom: {
    50: '#70b775',
    500: '#1f973d',
    950: '#000000',
  },
}

SCSS

$custom: #1f973d;
$custom-light: #70b775;
$custom-dark: #000000;

JSON

{
  "hex": "#1f973d",
  "rgb": {
    "r": 31,
    "g": 151,
    "b": 61
  },
  "hsl": {
    "h": 135,
    "s": 65.934,
    "l": 35.686
  },
  "oklch": {
    "l": 0.59355,
    "c": 0.16427,
    "h": 147
  },
  "luminance": 0.22761
}

Semantic roles & 50–950 ramp

primary

#1F973D

secondary

#BF52A4

accent

#3FBEE9

background

#F7FBF7

surface

#EDF6ED

border

#C8D0C8

text

#091108

muted

#7B807B

Preview Lab

Preview with #1F973D

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

Preview Lab → · Contrast checker → · Palette generator →