#1F8837#1F8837

#1F8837 is a mid, vivid green. Relative luminance 0.182; OKLCH L 55.1% C 0.150 H 146.8°. Best body text is #000000 at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#1F8837
RGB	rgb(31, 136, 55)
HSL	hsl(134, 63%, 33%)
HSV	hsv(134, 77%, 53%)
CMYK	cmyk(77.2%, 0%, 59.6%, 46.7%)
CIE-LAB	lab(49.71, -46.72, 34.76)
CIE-LCH	lch(49.71, 58.23, 143.35°)
OKLab	oklab(55.09% -0.1258 0.0824)
OKLCH	oklch(55.09% 0.15 146.8)
XYZ	xyz(10.0581, 18.1743, 6.5916)
Luminance	0.1817 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F8837 #881F70

analogous

#3C881F #1F8837 #1F886B

triadic

#1F8837 #371F88 #88371F

tetradic

#1F8837 #1F3C88 #881F70 #886B1F

square

#1F8837 #1F3C88 #881F70 #886B1F

split-complementary

#1F8837 #6B1F88 #881F3C

monochromatic

#08240F #145623 #1F8837 #2ABA4B #4BD66B

Accessibility & contrast

On white

4.53

#1F8837 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.64

#1F8837 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F8837

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F8837	#FFFFFF	#000000	##000000
##1F8837	1.00	4.53	4.64	4.64
#FFFFFF	4.53	1.00	21.00	21.00
#000000	4.64	21.00	1.00	1.00
##000000	4.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A7B2F

Deuteranopia (green-blind)

#7E733E

Tritanopia (blue-blind)

#008576

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #1f8837;
/* rgb */ color: rgb(31, 136, 55);
/* oklch */ color: oklch(55.1% 0.150 146.8);

Tailwind

colors: {
  custom: {
    50: '#6dac70',
    500: '#1f8837',
    950: '#000000',
  },
}

SCSS

$custom: #1f8837;
$custom-light: #6dac70;
$custom-dark: #000000;

JSON

{
  "hex": "#1f8837",
  "rgb": {
    "r": 31,
    "g": 136,
    "b": 55
  },
  "hsl": {
    "h": 133.714,
    "s": 62.874,
    "l": 32.745
  },
  "oklch": {
    "l": 0.5509,
    "c": 0.15039,
    "h": 146.8
  },
  "luminance": 0.18175
}

Semantic roles & 50–950 ramp

primary

#1F8837

secondary

#B94A9F

accent

#42C0E6

background

#F7FAF6

surface

#EDF4EC

border

#C8CEC7

text

#081008

muted

#7B7F7B

Preview Lab

Preview with #1F8837

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

Preview Lab → · Contrast checker → · Palette generator →