#1F8D1B#1F8D1B

#1F8D1B is a mid, vivid green. Relative luminance 0.194; OKLCH L 56.2% C 0.176 H 142.4°. Best body text is #000000 at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#1F8D1B
RGB	rgb(31, 141, 27)
HSL	hsl(118, 68%, 33%)
HSV	hsv(118, 81%, 55%)
CMYK	cmyk(78%, 0%, 80.9%, 44.7%)
CIE-LAB	lab(51.17, -51.26, 48.01)
CIE-LCH	lch(51.17, 70.23, 136.87°)
OKLab	oklab(56.23% -0.1393 0.1071)
OKLCH	oklch(56.23% 0.176 142.4)
XYZ	xyz(10.2872, 19.4190, 4.2428)
Luminance	0.1942 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F8D1B #891B8D

analogous

#588D1B #1F8D1B #1B8D50

triadic

#1F8D1B #1B1F8D #8D1B1F

tetradic

#1F8D1B #1B588D #891B8D #8D501B

square

#1F8D1B #1B588D #891B8D #8D501B

split-complementary

#1F8D1B #501B8D #8D1B58

monochromatic

#082607 #145A11 #1F8D1B #2AC025 #4CDC47

Accessibility & contrast

On white

4.30

#1F8D1B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.88

#1F8D1B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F8D1B

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F8D1B	#FFFFFF	#000000	##000000
##1F8D1B	1.00	4.30	4.88	4.88
#FFFFFF	4.30	1.00	21.00	21.00
#000000	4.88	21.00	1.00	1.00
##000000	4.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#907F00

Deuteranopia (green-blind)

#847729

Tritanopia (blue-blind)

#008978

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #1f8d1b;
/* rgb */ color: rgb(31, 141, 27);
/* oklch */ color: oklch(56.2% 0.176 142.4);

Tailwind

colors: {
  custom: {
    50: '#6faf61',
    500: '#1f8d1b',
    950: '#000000',
  },
}

SCSS

$custom: #1f8d1b;
$custom-light: #6faf61;
$custom-dark: #000000;

JSON

{
  "hex": "#1f8d1b",
  "rgb": {
    "r": 31,
    "g": 141,
    "b": 27
  },
  "hsl": {
    "h": 117.895,
    "s": 67.857,
    "l": 32.941
  },
  "oklch": {
    "l": 0.56233,
    "c": 0.17574,
    "h": 142.4
  },
  "luminance": 0.1942
}

Semantic roles & 50–950 ramp

primary

#1F8D1B

secondary

#B946BD

accent

#3DEBE5

background

#F7FAF6

surface

#EDF5EB

border

#C8CFC6

text

#091005

muted

#7B7F7A

Preview Lab

Preview with #1F8D1B

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

Preview Lab → · Contrast checker → · Palette generator →