#1F8F4B#1F8F4B

#1F8F4B is a mid, vivid green. Relative luminance 0.204; OKLCH L 57.4% C 0.141 H 151.4°. Best body text is #000000 at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#1F8F4B
RGB	rgb(31, 143, 75)
HSL	hsl(144, 64%, 34%)
HSV	hsv(144, 78%, 56%)
CMYK	cmyk(78.3%, 0%, 47.6%, 43.9%)
CIE-LAB	lab(52.33, -46.13, 27.62)
CIE-LCH	lch(52.33, 53.77, 149.09°)
OKLab	oklab(57.35% -0.124 0.0677)
OKLCH	oklch(57.35% 0.141 151.4)
XYZ	xyz(11.6565, 20.4428, 9.9868)
Luminance	0.2044 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F8F4B #8F1F63

analogous

#2B8F1F #1F8F4B #1F8F83

triadic

#1F8F4B #4B1F8F #8F4B1F

tetradic

#1F8F4B #1F2B8F #8F1F63 #8F831F

square

#1F8F4B #1F2B8F #8F1F63 #8F831F

split-complementary

#1F8F4B #831F8F #8F1F2B

monochromatic

#092A16 #145D31 #1F8F4B #2AC165 #4FD985

Accessibility & contrast

On white

4.13

#1F8F4B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.09

#1F8F4B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F8F4B

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F8F4B	#FFFFFF	#000000	##000000
##1F8F4B	1.00	4.13	5.09	5.09
#FFFFFF	4.13	1.00	21.00	21.00
#000000	5.09	21.00	1.00	1.00
##000000	5.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#908246

Deuteranopia (green-blind)

#837950

Tritanopia (blue-blind)

#008D7F

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #1f8f4b;
/* rgb */ color: rgb(31, 143, 75);
/* oklch */ color: oklch(57.4% 0.141 151.4);

Tailwind

colors: {
  custom: {
    50: '#6eb17e',
    500: '#1f8f4b',
    950: '#000000',
  },
}

SCSS

$custom: #1f8f4b;
$custom-light: #6eb17e;
$custom-dark: #000000;

JSON

{
  "hex": "#1f8f4b",
  "rgb": {
    "r": 31,
    "g": 143,
    "b": 75
  },
  "hsl": {
    "h": 143.571,
    "s": 64.368,
    "l": 34.118
  },
  "oklch": {
    "l": 0.57353,
    "c": 0.14125,
    "h": 151.4
  },
  "luminance": 0.20444
}

Semantic roles & 50–950 ramp

primary

#1F8F4B

secondary

#BC4E91

accent

#40A6E7

background

#F7FBF7

surface

#EDF6EE

border

#C8D0C9

text

#08110A

muted

#7B807C

Preview Lab

Preview with #1F8F4B

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

Preview Lab → · Contrast checker → · Palette generator →