#1F7431#1F7431

#1F7431 is a mid, vivid green. Relative luminance 0.130; OKLCH L 49.3% C 0.129 H 146.9°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#1F7431
RGB	rgb(31, 116, 49)
HSL	hsl(133, 58%, 29%)
HSV	hsv(133, 73%, 45%)
CMYK	cmyk(73.3%, 0%, 57.8%, 54.5%)
CIE-LAB	lab(42.77, -40.15, 29.58)
CIE-LCH	lch(42.77, 49.87, 143.62°)
OKLab	oklab(49.32% -0.1082 0.0706)
OKLCH	oklch(49.32% 0.129 146.9)
XYZ	xyz(7.3643, 13.0030, 5.0269)
Luminance	0.1300 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F7431 #741F62

analogous

#38741F #1F7431 #1F745C

triadic

#1F7431 #311F74 #74311F

tetradic

#1F7431 #1F3874 #741F62 #745C1F

square

#1F7431 #1F3874 #741F62 #745C1F

split-complementary

#1F7431 #5C1F74 #741F38

monochromatic

#06180A #12441D #1F7431 #2CA445 #41CC5F

Accessibility & contrast

On white

5.83

#1F7431 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#1F7431 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F7431

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F7431	#FFFFFF	#000000	##FFFFFF
##1F7431	1.00	5.83	3.60	5.83
#FFFFFF	5.83	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#76692B

Deuteranopia (green-blind)

#6B6236

Tritanopia (blue-blind)

#007165

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #1f7431;
/* rgb */ color: rgb(31, 116, 49);
/* oklch */ color: oklch(49.3% 0.129 146.9);

Tailwind

colors: {
  custom: {
    50: '#689d6b',
    500: '#1f7431',
    950: '#000000',
  },
}

SCSS

$custom: #1f7431;
$custom-light: #689d6b;
$custom-dark: #000000;

JSON

{
  "hex": "#1f7431",
  "rgb": {
    "r": 31,
    "g": 116,
    "b": 49
  },
  "hsl": {
    "h": 132.706,
    "s": 57.823,
    "l": 28.824
  },
  "oklch": {
    "l": 0.4932,
    "c": 0.12925,
    "h": 146.9
  },
  "luminance": 0.13004
}

Semantic roles & 50–950 ramp

primary

#1F7431

secondary

#A84793

accent

#47C0E1

background

#F6F9F6

surface

#EBF2EB

border

#C6CCC6

text

#070E07

muted

#7A7E7A

Preview Lab

Preview with #1F7431

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

Preview Lab → · Contrast checker → · Palette generator →