#1F9640#1F9640

#1F9640 is a mid, vivid green. Relative luminance 0.225; OKLCH L 59.1% C 0.160 H 147.7°. Best body text is #000000 at 5.49:1 contrast (WCAG AA passes).

Color values

HEX	#1F9640
RGB	rgb(31, 150, 64)
HSL	hsl(137, 66%, 35%)
HSV	hsv(137, 79%, 59%)
CMYK	cmyk(79.3%, 0%, 57.3%, 41.2%)
CIE-LAB	lab(54.52, -50.43, 36.00)
CIE-LCH	lch(54.52, 61.96, 144.47°)
OKLab	oklab(59.12% -0.1356 0.0858)
OKLCH	oklch(59.12% 0.16 147.7)
XYZ	xyz(12.3959, 22.4727, 8.5339)
Luminance	0.2247 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F9640 #961F75

analogous

#39961F #1F9640 #1F967C

triadic

#1F9640 #401F96 #96401F

tetradic

#1F9640 #1F3996 #961F75 #967C1F

square

#1F9640 #1F3996 #961F75 #967C1F

split-complementary

#1F9640 #7C1F96 #961F39

monochromatic

#0A3115 #15632A #1F9640 #29C956 #54DC79

Accessibility & contrast

On white

3.82

#1F9640 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.49

#1F9640 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F9640

5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F9640	#FFFFFF	#000000	##000000
##1F9640	1.00	3.82	5.49	5.49
#FFFFFF	3.82	1.00	21.00	21.00
#000000	5.49	21.00	1.00	1.00
##000000	5.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#988838

Deuteranopia (green-blind)

#8A7F47

Tritanopia (blue-blind)

#009383

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #1f9640;
/* rgb */ color: rgb(31, 150, 64);
/* oklch */ color: oklch(59.1% 0.160 147.7);

Tailwind

colors: {
  custom: {
    50: '#70b677',
    500: '#1f9640',
    950: '#000000',
  },
}

SCSS

$custom: #1f9640;
$custom-light: #70b677;
$custom-dark: #000000;

JSON

{
  "hex": "#1f9640",
  "rgb": {
    "r": 31,
    "g": 150,
    "b": 64
  },
  "hsl": {
    "h": 136.639,
    "s": 65.746,
    "l": 35.49
  },
  "oklch": {
    "l": 0.59118,
    "c": 0.16045,
    "h": 147.7
  },
  "luminance": 0.22474
}

Semantic roles & 50–950 ramp

primary

#1F9640

secondary

#BF52A1

accent

#3FBAE9

background

#F7FBF7

surface

#EDF6ED

border

#C8D0C8

text

#091109

muted

#7B807B

Preview Lab

Preview with #1F9640

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

Preview Lab → · Contrast checker → · Palette generator →