#1F9B3F#1F9B3F

#1F9B3F is a mid, vivid green. Relative luminance 0.241; OKLCH L 60.5% C 0.168 H 147.1°. Best body text is #000000 at 5.82:1 contrast (WCAG AA passes).

Color values

HEX	#1F9B3F
RGB	rgb(31, 155, 63)
HSL	hsl(135, 67%, 36%)
HSV	hsv(135, 80%, 61%)
CMYK	cmyk(80%, 0%, 59.4%, 39.2%)
CIE-LAB	lab(56.18, -52.30, 38.45)
CIE-LCH	lch(56.18, 64.91, 143.68°)
OKLab	oklab(60.49% -0.1406 0.0911)
OKLCH	oklch(60.49% 0.168 147.1)
XYZ	xyz(13.1826, 24.0913, 8.6570)
Luminance	0.2409 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F9B3F #9B1F7B

analogous

#3D9B1F #1F9B3F #1F9B7D

triadic

#1F9B3F #3F1F9B #9B3F1F

tetradic

#1F9B3F #1F3D9B #9B1F7B #9B7D1F

square

#1F9B3F #1F3D9B #9B1F7B #9B7D1F

split-complementary

#1F9B3F #7D1F9B #9B1F3D

monochromatic

#0B3516 #15682A #1F9B3F #29CE54 #57DD7A

Accessibility & contrast

On white

3.61

#1F9B3F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.82

#1F9B3F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F9B3F

5.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F9B3F	#FFFFFF	#000000	##000000
##1F9B3F	1.00	3.61	5.82	5.82
#FFFFFF	3.61	1.00	21.00	21.00
#000000	5.82	21.00	1.00	1.00
##000000	5.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9D8C36

Deuteranopia (green-blind)

#8F8346

Tritanopia (blue-blind)

#009787

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #1f9b3f;
/* rgb */ color: rgb(31, 155, 63);
/* oklch */ color: oklch(60.5% 0.168 147.1);

Tailwind

colors: {
  custom: {
    50: '#71ba77',
    500: '#1f9b3f',
    950: '#000000',
  },
}

SCSS

$custom: #1f9b3f;
$custom-light: #71ba77;
$custom-dark: #000000;

JSON

{
  "hex": "#1f9b3f",
  "rgb": {
    "r": 31,
    "g": 155,
    "b": 63
  },
  "hsl": {
    "h": 135.484,
    "s": 66.667,
    "l": 36.471
  },
  "oklch": {
    "l": 0.60487,
    "c": 0.16756,
    "h": 147.1
  },
  "luminance": 0.24093
}

Semantic roles & 50–950 ramp

primary

#1F9B3F

secondary

#C155A5

accent

#3EBDEA

background

#F7FBF7

surface

#EDF6ED

border

#C8D0C8

text

#091209

muted

#7B817B

Preview Lab

Preview with #1F9B3F

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

Preview Lab → · Contrast checker → · Palette generator →