#1F8A2B#1F8A2B

#1F8A2B is a mid, vivid green. Relative luminance 0.186; OKLCH L 55.5% C 0.162 H 144.4°. Best body text is #000000 at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#1F8A2B
RGB	rgb(31, 138, 43)
HSL	hsl(127, 63%, 33%)
HSV	hsv(127, 78%, 54%)
CMYK	cmyk(77.5%, 0%, 68.8%, 45.9%)
CIE-LAB	lab(50.27, -48.89, 40.99)
CIE-LCH	lch(50.27, 63.80, 140.02°)
OKLab	oklab(55.51% -0.1321 0.0946)
OKLCH	oklch(55.51% 0.162 144.4)
XYZ	xyz(10.0889, 18.6415, 5.3515)
Luminance	0.1864 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F8A2B #8A1F7E

analogous

#488A1F #1F8A2B #1F8A60

triadic

#1F8A2B #2B1F8A #8A2B1F

tetradic

#1F8A2B #1F488A #8A1F7E #8A601F

square

#1F8A2B #1F488A #8A1F7E #8A601F

split-complementary

#1F8A2B #601F8A #8A1F48

monochromatic

#09260C #14581B #1F8A2B #2ABC3B #4CD75C

Accessibility & contrast

On white

4.44

#1F8A2B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.73

#1F8A2B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F8A2B

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F8A2B	#FFFFFF	#000000	##000000
##1F8A2B	1.00	4.44	4.73	4.73
#FFFFFF	4.44	1.00	21.00	21.00
#000000	4.73	21.00	1.00	1.00
##000000	4.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D7D1E

Deuteranopia (green-blind)

#817434

Tritanopia (blue-blind)

#008677

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #1f8a2b;
/* rgb */ color: rgb(31, 138, 43);
/* oklch */ color: oklch(55.5% 0.162 144.4);

Tailwind

colors: {
  custom: {
    50: '#6ead69',
    500: '#1f8a2b',
    950: '#000000',
  },
}

SCSS

$custom: #1f8a2b;
$custom-light: #6ead69;
$custom-dark: #000000;

JSON

{
  "hex": "#1f8a2b",
  "rgb": {
    "r": 31,
    "g": 138,
    "b": 43
  },
  "hsl": {
    "h": 126.729,
    "s": 63.314,
    "l": 33.137
  },
  "oklch": {
    "l": 0.55514,
    "c": 0.16248,
    "h": 144.4
  },
  "luminance": 0.18643
}

Semantic roles & 50–950 ramp

primary

#1F8A2B

secondary

#BA4BAD

accent

#41D4E6

background

#F7FAF6

surface

#EDF4EB

border

#C8CEC6

text

#081007

muted

#7B7F7A

Preview Lab

Preview with #1F8A2B

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

Preview Lab → · Contrast checker → · Palette generator →