#1F8B36#1F8B36

#1F8B36 is a mid, vivid green. Relative luminance 0.190; OKLCH L 55.9% C 0.155 H 146.3°. Best body text is #000000 at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#1F8B36
RGB	rgb(31, 139, 54)
HSL	hsl(133, 64%, 33%)
HSV	hsv(133, 78%, 55%)
CMYK	cmyk(77.7%, 0%, 61.2%, 45.5%)
CIE-LAB	lab(50.71, -47.92, 36.42)
CIE-LCH	lch(50.71, 60.19, 142.77°)
OKLab	oklab(55.92% -0.1291 0.0859)
OKLCH	oklch(55.92% 0.155 146.3)
XYZ	xyz(10.4628, 19.0217, 6.6094)
Luminance	0.1902 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F8B36 #8B1F74

analogous

#3E8B1F #1F8B36 #1F8B6C

triadic

#1F8B36 #361F8B #8B361F

tetradic

#1F8B36 #1F3E8B #8B1F74 #8B6C1F

square

#1F8B36 #1F3E8B #8B1F74 #8B6C1F

split-complementary

#1F8B36 #6C1F8B #8B1F3E

monochromatic

#09270F #145923 #1F8B36 #2ABD49 #4DD76B

Accessibility & contrast

On white

4.37

#1F8B36 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.80

#1F8B36 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F8B36

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F8B36	#FFFFFF	#000000	##000000
##1F8B36	1.00	4.37	4.80	4.80
#FFFFFF	4.37	1.00	21.00	21.00
#000000	4.80	21.00	1.00	1.00
##000000	4.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D7E2D

Deuteranopia (green-blind)

#81753D

Tritanopia (blue-blind)

#008879

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #1f8b36;
/* rgb */ color: rgb(31, 139, 54);
/* oklch */ color: oklch(55.9% 0.155 146.3);

Tailwind

colors: {
  custom: {
    50: '#6dae70',
    500: '#1f8b36',
    950: '#000000',
  },
}

SCSS

$custom: #1f8b36;
$custom-light: #6dae70;
$custom-dark: #000000;

JSON

{
  "hex": "#1f8b36",
  "rgb": {
    "r": 31,
    "g": 139,
    "b": 54
  },
  "hsl": {
    "h": 132.778,
    "s": 63.529,
    "l": 33.333
  },
  "oklch": {
    "l": 0.5592,
    "c": 0.15507,
    "h": 146.3
  },
  "luminance": 0.19023
}

Semantic roles & 50–950 ramp

primary

#1F8B36

secondary

#BA4CA3

accent

#41C3E7

background

#F7FAF6

surface

#EDF4EC

border

#C8CEC7

text

#081008

muted

#7B7F7B

Preview Lab

Preview with #1F8B36

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

Preview Lab → · Contrast checker → · Palette generator →