#1F8D40#1F8D40

#1F8D40 is a mid, vivid green. Relative luminance 0.197; OKLCH L 56.6% C 0.149 H 148.5°. Best body text is #000000 at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#1F8D40
RGB	rgb(31, 141, 64)
HSL	hsl(138, 64%, 34%)
HSV	hsv(138, 78%, 55%)
CMYK	cmyk(78%, 0%, 54.6%, 44.7%)
CIE-LAB	lab(51.51, -47.21, 32.37)
CIE-LCH	lch(51.51, 57.24, 145.56°)
OKLab	oklab(56.62% -0.1269 0.0778)
OKLCH	oklch(56.62% 0.149 148.5)
XYZ	xyz(11.0145, 19.7099, 8.0734)
Luminance	0.1971 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F8D40 #8D1F6C

analogous

#358D1F #1F8D40 #1F8D77

triadic

#1F8D40 #401F8D #8D401F

tetradic

#1F8D40 #1F358D #8D1F6C #8D771F

square

#1F8D40 #1F358D #8D1F6C #8D771F

split-complementary

#1F8D40 #771F8D #8D1F35

monochromatic

#092912 #145B29 #1F8D40 #2ABF57 #4ED878

Accessibility & contrast

On white

4.25

#1F8D40 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.94

#1F8D40 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F8D40

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F8D40	#FFFFFF	#000000	##000000
##1F8D40	1.00	4.25	4.94	4.94
#FFFFFF	4.25	1.00	21.00	21.00
#000000	4.94	21.00	1.00	1.00
##000000	4.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E8039

Deuteranopia (green-blind)

#827746

Tritanopia (blue-blind)

#008A7B

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #1f8d40;
/* rgb */ color: rgb(31, 141, 64);
/* oklch */ color: oklch(56.6% 0.149 148.5);

Tailwind

colors: {
  custom: {
    50: '#6daf77',
    500: '#1f8d40',
    950: '#000000',
  },
}

SCSS

$custom: #1f8d40;
$custom-light: #6daf77;
$custom-dark: #000000;

JSON

{
  "hex": "#1f8d40",
  "rgb": {
    "r": 31,
    "g": 141,
    "b": 64
  },
  "hsl": {
    "h": 138,
    "s": 63.953,
    "l": 33.725
  },
  "oklch": {
    "l": 0.56618,
    "c": 0.14887,
    "h": 148.5
  },
  "luminance": 0.19711
}

Semantic roles & 50–950 ramp

primary

#1F8D40

secondary

#BB4D9A

accent

#41B5E7

background

#F7FAF7

surface

#EDF5ED

border

#C8CFC8

text

#081009

muted

#7B7F7B

Preview Lab

Preview with #1F8D40

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

Preview Lab → · Contrast checker → · Palette generator →