#1F8B3B#1F8B3B

#1F8B3B is a mid, vivid green. Relative luminance 0.191; OKLCH L 56.0% C 0.151 H 147.4°. Best body text is #000000 at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#1F8B3B
RGB	rgb(31, 139, 59)
HSL	hsl(136, 64%, 33%)
HSV	hsv(136, 78%, 55%)
CMYK	cmyk(77.7%, 0%, 57.6%, 45.5%)
CIE-LAB	lab(50.77, -47.23, 34.02)
CIE-LCH	lch(50.77, 58.21, 144.24°)
OKLab	oklab(55.99% -0.1271 0.0811)
OKLCH	oklch(55.99% 0.151 147.4)
XYZ	xyz(10.5863, 19.0711, 7.2600)
Luminance	0.1907 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F8B3B #8B1F6F

analogous

#398B1F #1F8B3B #1F8B71

triadic

#1F8B3B #3B1F8B #8B3B1F

tetradic

#1F8B3B #1F398B #8B1F6F #8B711F

square

#1F8B3B #1F398B #8B1F6F #8B711F

split-complementary

#1F8B3B #711F8B #8B1F39

monochromatic

#092711 #145926 #1F8B3B #2ABD50 #4DD771

Accessibility & contrast

On white

4.36

#1F8B3B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.81

#1F8B3B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F8B3B

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F8B3B	#FFFFFF	#000000	##000000
##1F8B3B	1.00	4.36	4.81	4.81
#FFFFFF	4.36	1.00	21.00	21.00
#000000	4.81	21.00	1.00	1.00
##000000	4.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D7E33

Deuteranopia (green-blind)

#807641

Tritanopia (blue-blind)

#008879

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #1f8b3b;
/* rgb */ color: rgb(31, 139, 59);
/* oklch */ color: oklch(56.0% 0.151 147.4);

Tailwind

colors: {
  custom: {
    50: '#6dae73',
    500: '#1f8b3b',
    950: '#000000',
  },
}

SCSS

$custom: #1f8b3b;
$custom-light: #6dae73;
$custom-dark: #000000;

JSON

{
  "hex": "#1f8b3b",
  "rgb": {
    "r": 31,
    "g": 139,
    "b": 59
  },
  "hsl": {
    "h": 135.556,
    "s": 63.529,
    "l": 33.333
  },
  "oklch": {
    "l": 0.55986,
    "c": 0.15076,
    "h": 147.4
  },
  "luminance": 0.19072
}

Semantic roles & 50–950 ramp

primary

#1F8B3B

secondary

#BA4C9D

accent

#41BCE7

background

#F7FAF7

surface

#EDF4ED

border

#C8CEC8

text

#081008

muted

#7B7F7B

Preview Lab

Preview with #1F8B3B

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

Preview Lab → · Contrast checker → · Palette generator →