#1F8737#1F8737

#1F8737 is a mid, vivid green. Relative luminance 0.179; OKLCH L 54.8% C 0.149 H 146.8°. Best body text is #FFFFFF at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#1F8737
RGB	rgb(31, 135, 55)
HSL	hsl(134, 63%, 33%)
HSV	hsv(134, 77%, 53%)
CMYK	cmyk(77%, 0%, 59.3%, 47.1%)
CIE-LAB	lab(49.37, -46.36, 34.36)
CIE-LCH	lch(49.37, 57.70, 143.46°)
OKLab	oklab(54.81% -0.1248 0.0816)
OKLCH	oklch(54.81% 0.149 146.8)
XYZ	xyz(9.9179, 17.8939, 6.5449)
Luminance	0.1789 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F8737 #871F6F

analogous

#3B871F #1F8737 #1F876B

triadic

#1F8737 #371F87 #87371F

tetradic

#1F8737 #1F3B87 #871F6F #876B1F

square

#1F8737 #1F3B87 #871F6F #876B1F

split-complementary

#1F8737 #6B1F87 #871F3B

monochromatic

#08230E #145523 #1F8737 #2AB94B #4BD66B

Accessibility & contrast

On white

4.59

#1F8737 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.58

#1F8737 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #1F8737

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F8737	#FFFFFF	#000000	##FFFFFF
##1F8737	1.00	4.59	4.58	4.59
#FFFFFF	4.59	1.00	21.00	1.00
#000000	4.58	21.00	1.00	21.00
##FFFFFF	4.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#897A2F

Deuteranopia (green-blind)

#7D723D

Tritanopia (blue-blind)

#008475

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #1f8737;
/* rgb */ color: rgb(31, 135, 55);
/* oklch */ color: oklch(54.8% 0.149 146.8);

Tailwind

colors: {
  custom: {
    50: '#6cab70',
    500: '#1f8737',
    950: '#000000',
  },
}

SCSS

$custom: #1f8737;
$custom-light: #6cab70;
$custom-dark: #000000;

JSON

{
  "hex": "#1f8737",
  "rgb": {
    "r": 31,
    "g": 135,
    "b": 55
  },
  "hsl": {
    "h": 133.846,
    "s": 62.651,
    "l": 32.549
  },
  "oklch": {
    "l": 0.54808,
    "c": 0.1491,
    "h": 146.8
  },
  "luminance": 0.17895
}

Semantic roles & 50–950 ramp

primary

#1F8737

secondary

#B84A9F

accent

#42C0E6

background

#F7FAF6

surface

#EDF4EC

border

#C8CEC7

text

#081008

muted

#7B7F7B

Preview Lab

Preview with #1F8737

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

Preview Lab → · Contrast checker → · Palette generator →