#1F8B4B#1F8B4B

#1F8B4B is a mid, vivid green. Relative luminance 0.193; OKLCH L 56.2% C 0.136 H 152.0°. Best body text is #000000 at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#1F8B4B
RGB	rgb(31, 139, 75)
HSL	hsl(144, 64%, 33%)
HSV	hsv(144, 78%, 55%)
CMYK	cmyk(77.7%, 0%, 46%, 45.5%)
CIE-LAB	lab(50.99, -44.61, 25.91)
CIE-LCH	lch(50.99, 51.59, 149.86°)
OKLab	oklab(56.24% -0.12 0.0637)
OKLCH	oklch(56.24% 0.136 152)
XYZ	xyz(11.0667, 19.2632, 9.7902)
Luminance	0.1926 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F8B4B #8B1F5F

analogous

#298B1F #1F8B4B #1F8B81

triadic

#1F8B4B #4B1F8B #8B4B1F

tetradic

#1F8B4B #1F298B #8B1F5F #8B811F

square

#1F8B4B #1F298B #8B1F5F #8B811F

split-complementary

#1F8B4B #811F8B #8B1F29

monochromatic

#092715 #145930 #1F8B4B #2ABD66 #4DD785

Accessibility & contrast

On white

4.33

#1F8B4B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.85

#1F8B4B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F8B4B

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F8B4B	#FFFFFF	#000000	##000000
##1F8B4B	1.00	4.33	4.85	4.85
#FFFFFF	4.33	1.00	21.00	21.00
#000000	4.85	21.00	1.00	1.00
##000000	4.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8B7F46

Deuteranopia (green-blind)

#7F764F

Tritanopia (blue-blind)

#00897C

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #1f8b4b;
/* rgb */ color: rgb(31, 139, 75);
/* oklch */ color: oklch(56.2% 0.136 152.0);

Tailwind

colors: {
  custom: {
    50: '#6dae7e',
    500: '#1f8b4b',
    950: '#000000',
  },
}

SCSS

$custom: #1f8b4b;
$custom-light: #6dae7e;
$custom-dark: #000000;

JSON

{
  "hex": "#1f8b4b",
  "rgb": {
    "r": 31,
    "g": 139,
    "b": 75
  },
  "hsl": {
    "h": 144.444,
    "s": 63.529,
    "l": 33.333
  },
  "oklch": {
    "l": 0.56244,
    "c": 0.13585,
    "h": 152
  },
  "luminance": 0.19265
}

Semantic roles & 50–950 ramp

primary

#1F8B4B

secondary

#BA4C8D

accent

#41A3E7

background

#F7FAF7

surface

#EDF4EE

border

#C8CEC9

text

#08100A

muted

#7B7F7C

Preview Lab

Preview with #1F8B4B

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

Preview Lab → · Contrast checker → · Palette generator →