#1F9F3A#1F9F3A

#1F9F3A is a mid, vivid green. Relative luminance 0.254; OKLCH L 61.5% C 0.176 H 145.9°. Best body text is #000000 at 6.08:1 contrast (WCAG AA passes).

Color values

HEX	#1F9F3A
RGB	rgb(31, 159, 58)
HSL	hsl(133, 67%, 37%)
HSV	hsv(133, 81%, 62%)
CMYK	cmyk(80.5%, 0%, 63.5%, 37.6%)
CIE-LAB	lab(57.45, -54.29, 42.26)
CIE-LCH	lch(57.45, 68.80, 142.11°)
OKLab	oklab(61.53% -0.1462 0.0988)
OKLCH	oklch(61.53% 0.176 145.9)
XYZ	xyz(13.7259, 25.3914, 8.1798)
Luminance	0.2539 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F9F3A #9F1F84

analogous

#449F1F #1F9F3A #1F9F7A

triadic

#1F9F3A #3A1F9F #9F3A1F

tetradic

#1F9F3A #1F449F #9F1F84 #9F7A1F

square

#1F9F3A #1F449F #9F1F84 #9F7A1F

split-complementary

#1F9F3A #7A1F9F #9F1F44

monochromatic

#0B3915 #156C27 #1F9F3A #29D24D #5ADF76

Accessibility & contrast

On white

3.45

#1F9F3A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.08

#1F9F3A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F9F3A

6.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F9F3A	#FFFFFF	#000000	##000000
##1F9F3A	1.00	3.45	6.08	6.08
#FFFFFF	3.45	1.00	21.00	21.00
#000000	6.08	21.00	1.00	1.00
##000000	6.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A1902E

Deuteranopia (green-blind)

#938643

Tritanopia (blue-blind)

#009B8A

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #1f9f3a;
/* rgb */ color: rgb(31, 159, 58);
/* oklch */ color: oklch(61.5% 0.176 145.9);

Tailwind

colors: {
  custom: {
    50: '#72bd74',
    500: '#1f9f3a',
    950: '#000000',
  },
}

SCSS

$custom: #1f9f3a;
$custom-light: #72bd74;
$custom-dark: #000000;

JSON

{
  "hex": "#1f9f3a",
  "rgb": {
    "r": 31,
    "g": 159,
    "b": 58
  },
  "hsl": {
    "h": 132.656,
    "s": 67.368,
    "l": 37.255
  },
  "oklch": {
    "l": 0.61529,
    "c": 0.17648,
    "h": 145.9
  },
  "luminance": 0.25393
}

Semantic roles & 50–950 ramp

primary

#1F9F3A

secondary

#C357AC

accent

#3EC6EA

background

#F7FBF7

surface

#EEF7ED

border

#C9D0C8

text

#091208

muted

#7B817B

Preview Lab

Preview with #1F9F3A

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

Preview Lab → · Contrast checker → · Palette generator →