#1F8B40#1F8B40

#1F8B40 is a mid, vivid green. Relative luminance 0.191; OKLCH L 56.1% C 0.146 H 148.7°. Best body text is #000000 at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#1F8B40
RGB	rgb(31, 139, 64)
HSL	hsl(138, 64%, 33%)
HSV	hsv(138, 78%, 55%)
CMYK	cmyk(77.7%, 0%, 54%, 45.5%)
CIE-LAB	lab(50.83, -46.48, 31.55)
CIE-LCH	lch(50.83, 56.18, 145.84°)
OKLab	oklab(56.06% -0.1249 0.076)
OKLCH	oklch(56.06% 0.146 148.7)
XYZ	xyz(10.7222, 19.1254, 7.9760)
Luminance	0.1913 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F8B40 #8B1F6A

analogous

#348B1F #1F8B40 #1F8B76

triadic

#1F8B40 #401F8B #8B401F

tetradic

#1F8B40 #1F348B #8B1F6A #8B761F

square

#1F8B40 #1F348B #8B1F6A #8B761F

split-complementary

#1F8B40 #761F8B #8B1F34

monochromatic

#092712 #145929 #1F8B40 #2ABD57 #4DD777

Accessibility & contrast

On white

4.35

#1F8B40 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.83

#1F8B40 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F8B40

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F8B40	#FFFFFF	#000000	##000000
##1F8B40	1.00	4.35	4.83	4.83
#FFFFFF	4.35	1.00	21.00	21.00
#000000	4.83	21.00	1.00	1.00
##000000	4.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C7E39

Deuteranopia (green-blind)

#807646

Tritanopia (blue-blind)

#00887A

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #1f8b40;
/* rgb */ color: rgb(31, 139, 64);
/* oklch */ color: oklch(56.1% 0.146 148.7);

Tailwind

colors: {
  custom: {
    50: '#6dae76',
    500: '#1f8b40',
    950: '#000000',
  },
}

SCSS

$custom: #1f8b40;
$custom-light: #6dae76;
$custom-dark: #000000;

JSON

{
  "hex": "#1f8b40",
  "rgb": {
    "r": 31,
    "g": 139,
    "b": 64
  },
  "hsl": {
    "h": 138.333,
    "s": 63.529,
    "l": 33.333
  },
  "oklch": {
    "l": 0.5606,
    "c": 0.14625,
    "h": 148.7
  },
  "luminance": 0.19127
}

Semantic roles & 50–950 ramp

primary

#1F8B40

secondary

#BA4C98

accent

#41B4E7

background

#F7FAF7

surface

#EDF4ED

border

#C8CEC8

text

#081009

muted

#7B7F7B

Preview Lab

Preview with #1F8B40

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

Preview Lab → · Contrast checker → · Palette generator →