#1F8D2B#1F8D2B

#1F8D2B is a mid, vivid green. Relative luminance 0.195; OKLCH L 56.4% C 0.166 H 144.3°. Best body text is #000000 at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#1F8D2B
RGB	rgb(31, 141, 43)
HSL	hsl(127, 64%, 34%)
HSV	hsv(127, 78%, 55%)
CMYK	cmyk(78%, 0%, 69.5%, 44.7%)
CIE-LAB	lab(51.28, -49.91, 42.09)
CIE-LCH	lch(51.28, 65.29, 139.86°)
OKLab	oklab(56.36% -0.1349 0.0969)
OKLCH	oklch(56.36% 0.166 144.3)
XYZ	xyz(10.5253, 19.5142, 5.4969)
Luminance	0.1951 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F8D2B #8D1F81

analogous

#4A8D1F #1F8D2B #1F8D62

triadic

#1F8D2B #2B1F8D #8D2B1F

tetradic

#1F8D2B #1F4A8D #8D1F81 #8D621F

square

#1F8D2B #1F4A8D #8D1F81 #8D621F

split-complementary

#1F8D2B #621F8D #8D1F4A

monochromatic

#09290C #145B1C #1F8D2B #2ABF3A #4ED85D

Accessibility & contrast

On white

4.28

#1F8D2B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.90

#1F8D2B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F8D2B

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F8D2B	#FFFFFF	#000000	##000000
##1F8D2B	1.00	4.28	4.90	4.90
#FFFFFF	4.28	1.00	21.00	21.00
#000000	4.90	21.00	1.00	1.00
##000000	4.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#907F1D

Deuteranopia (green-blind)

#837734

Tritanopia (blue-blind)

#008979

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #1f8d2b;
/* rgb */ color: rgb(31, 141, 43);
/* oklch */ color: oklch(56.4% 0.166 144.3);

Tailwind

colors: {
  custom: {
    50: '#6eaf69',
    500: '#1f8d2b',
    950: '#000000',
  },
}

SCSS

$custom: #1f8d2b;
$custom-light: #6eaf69;
$custom-dark: #000000;

JSON

{
  "hex": "#1f8d2b",
  "rgb": {
    "r": 31,
    "g": 141,
    "b": 43
  },
  "hsl": {
    "h": 126.545,
    "s": 63.953,
    "l": 33.725
  },
  "oklch": {
    "l": 0.56359,
    "c": 0.16609,
    "h": 144.3
  },
  "luminance": 0.19515
}

Semantic roles & 50–950 ramp

primary

#1F8D2B

secondary

#BB4DAF

accent

#41D5E7

background

#F7FAF6

surface

#EDF5EB

border

#C8CFC6

text

#081007

muted

#7B7F7A

Preview Lab

Preview with #1F8D2B

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

Preview Lab → · Contrast checker → · Palette generator →