#1F8540#1F8540

#1F8540 is a mid, vivid green. Relative luminance 0.174; OKLCH L 54.4% C 0.138 H 149.4°. Best body text is #FFFFFF at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#1F8540
RGB	rgb(31, 133, 64)
HSL	hsl(139, 62%, 32%)
HSV	hsv(139, 77%, 52%)
CMYK	cmyk(76.7%, 0%, 51.9%, 47.8%)
CIE-LAB	lab(48.80, -44.26, 29.04)
CIE-LCH	lch(48.80, 52.94, 146.72°)
OKLab	oklab(54.38% -0.119 0.0704)
OKLCH	oklch(54.38% 0.138 149.4)
XYZ	xyz(9.8772, 17.4354, 7.6943)
Luminance	0.1744 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F8540 #851F64

analogous

#31851F #1F8540 #1F8573

triadic

#1F8540 #401F85 #85401F

tetradic

#1F8540 #1F3185 #851F64 #85731F

square

#1F8540 #1F3185 #851F64 #85731F

split-complementary

#1F8540 #731F85 #851F31

monochromatic

#082210 #135328 #1F8540 #2BB758 #4AD577

Accessibility & contrast

On white

4.68

#1F8540 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.49

#1F8540 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F8540

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F8540	#FFFFFF	#000000	##FFFFFF
##1F8540	1.00	4.68	4.49	4.68
#FFFFFF	4.68	1.00	21.00	1.00
#000000	4.49	21.00	1.00	21.00
##FFFFFF	4.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#86793A

Deuteranopia (green-blind)

#7A7145

Tritanopia (blue-blind)

#008275

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #1f8540;
/* rgb */ color: rgb(31, 133, 64);
/* oklch */ color: oklch(54.4% 0.138 149.4);

Tailwind

colors: {
  custom: {
    50: '#6ba976',
    500: '#1f8540',
    950: '#000000',
  },
}

SCSS

$custom: #1f8540;
$custom-light: #6ba976;
$custom-dark: #000000;

JSON

{
  "hex": "#1f8540",
  "rgb": {
    "r": 31,
    "g": 133,
    "b": 64
  },
  "hsl": {
    "h": 139.412,
    "s": 62.195,
    "l": 32.157
  },
  "oklch": {
    "l": 0.54379,
    "c": 0.13826,
    "h": 149.4
  },
  "luminance": 0.17437
}

Semantic roles & 50–950 ramp

primary

#1F8540

secondary

#B74993

accent

#43B1E5

background

#F6FAF7

surface

#ECF4ED

border

#C7CEC8

text

#081008

muted

#7A7F7B

Preview Lab

Preview with #1F8540

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

Preview Lab → · Contrast checker → · Palette generator →