#1F8B33#1F8B33

#1F8B33 is a mid, vivid green. Relative luminance 0.190; OKLCH L 55.9% C 0.158 H 145.8°. Best body text is #000000 at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#1F8B33
RGB	rgb(31, 139, 51)
HSL	hsl(131, 64%, 33%)
HSV	hsv(131, 78%, 55%)
CMYK	cmyk(77.7%, 0%, 63.3%, 45.5%)
CIE-LAB	lab(50.68, -48.31, 37.82)
CIE-LCH	lch(50.68, 61.35, 141.95°)
OKLab	oklab(55.88% -0.1302 0.0887)
OKLCH	oklch(55.88% 0.158 145.8)
XYZ	xyz(10.3945, 18.9943, 6.2498)
Luminance	0.1900 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F8B33 #8B1F77

analogous

#418B1F #1F8B33 #1F8B69

triadic

#1F8B33 #331F8B #8B331F

tetradic

#1F8B33 #1F418B #8B1F77 #8B691F

square

#1F8B33 #1F418B #8B1F77 #8B691F

split-complementary

#1F8B33 #691F8B #8B1F41

monochromatic

#09270E #145921 #1F8B33 #2ABD45 #4DD767

Accessibility & contrast

On white

4.38

#1F8B33 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.80

#1F8B33 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F8B33

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F8B33	#FFFFFF	#000000	##000000
##1F8B33	1.00	4.38	4.80	4.80
#FFFFFF	4.38	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)

#8D7E29

Deuteranopia (green-blind)

#81753A

Tritanopia (blue-blind)

#008778

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #1f8b33;
/* rgb */ color: rgb(31, 139, 51);
/* oklch */ color: oklch(55.9% 0.158 145.8);

Tailwind

colors: {
  custom: {
    50: '#6eae6e',
    500: '#1f8b33',
    950: '#000000',
  },
}

SCSS

$custom: #1f8b33;
$custom-light: #6eae6e;
$custom-dark: #000000;

JSON

{
  "hex": "#1f8b33",
  "rgb": {
    "r": 31,
    "g": 139,
    "b": 51
  },
  "hsl": {
    "h": 131.111,
    "s": 63.529,
    "l": 33.333
  },
  "oklch": {
    "l": 0.55883,
    "c": 0.15755,
    "h": 145.8
  },
  "luminance": 0.18996
}

Semantic roles & 50–950 ramp

primary

#1F8B33

secondary

#BA4CA6

accent

#41C8E7

background

#F7FAF6

surface

#EDF4EC

border

#C8CEC7

text

#081007

muted

#7B7F7A

Preview Lab

Preview with #1F8B33

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

Preview Lab → · Contrast checker → · Palette generator →