#1F8728#1F8728

#1F8728 is a mid, vivid green. Relative luminance 0.178; OKLCH L 54.6% C 0.161 H 144.0°. Best body text is #FFFFFF at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#1F8728
RGB	rgb(31, 135, 40)
HSL	hsl(125, 63%, 33%)
HSV	hsv(125, 77%, 53%)
CMYK	cmyk(77%, 0%, 70.4%, 47.1%)
CIE-LAB	lab(49.22, -48.17, 41.16)
CIE-LCH	lch(49.22, 63.35, 139.49°)
OKLab	oklab(54.64% -0.1303 0.0946)
OKLCH	oklch(54.64% 0.161 144)
XYZ	xyz(9.6114, 17.7713, 4.9307)
Luminance	0.1777 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F8728 #871F7E

analogous

#4A871F #1F8728 #1F875C

triadic

#1F8728 #281F87 #87281F

tetradic

#1F8728 #1F4A87 #871F7E #875C1F

square

#1F8728 #1F4A87 #871F7E #875C1F

split-complementary

#1F8728 #5C1F87 #871F4A

monochromatic

#08230B #145519 #1F8728 #2AB937 #4BD657

Accessibility & contrast

On white

4.61

#1F8728 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.55

#1F8728 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #1F8728

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F8728	#FFFFFF	#000000	##FFFFFF
##1F8728	1.00	4.61	4.55	4.61
#FFFFFF	4.61	1.00	21.00	1.00
#000000	4.55	21.00	1.00	21.00
##FFFFFF	4.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A7A1A

Deuteranopia (green-blind)

#7E7231

Tritanopia (blue-blind)

#008374

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #1f8728;
/* rgb */ color: rgb(31, 135, 40);
/* oklch */ color: oklch(54.6% 0.161 144.0);

Tailwind

colors: {
  custom: {
    50: '#6dab67',
    500: '#1f8728',
    950: '#000000',
  },
}

SCSS

$custom: #1f8728;
$custom-light: #6dab67;
$custom-dark: #000000;

JSON

{
  "hex": "#1f8728",
  "rgb": {
    "r": 31,
    "g": 135,
    "b": 40
  },
  "hsl": {
    "h": 125.192,
    "s": 62.651,
    "l": 32.549
  },
  "oklch": {
    "l": 0.54636,
    "c": 0.161,
    "h": 144
  },
  "luminance": 0.17772
}

Semantic roles & 50–950 ramp

primary

#1F8728

secondary

#B84AAF

accent

#42D8E6

background

#F7FAF6

surface

#EDF4EB

border

#C8CEC6

text

#081006

muted

#7B7F7A

Preview Lab

Preview with #1F8728

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

Preview Lab → · Contrast checker → · Palette generator →