#1F9440#1F9440

#1F9440 is a mid, vivid green. Relative luminance 0.218; OKLCH L 58.6% C 0.158 H 147.8°. Best body text is #000000 at 5.37:1 contrast (WCAG AA passes).

Color values

HEX	#1F9440
RGB	rgb(31, 148, 64)
HSL	hsl(137, 65%, 35%)
HSV	hsv(137, 79%, 58%)
CMYK	cmyk(79.1%, 0%, 56.8%, 42%)
CIE-LAB	lab(53.86, -49.72, 35.21)
CIE-LCH	lch(53.86, 60.92, 144.70°)
OKLab	oklab(58.56% -0.1337 0.0841)
OKLCH	oklch(58.56% 0.158 147.8)
XYZ	xyz(12.0794, 21.8398, 8.4284)
Luminance	0.2184 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F9440 #941F73

analogous

#39941F #1F9440 #1F947A

triadic

#1F9440 #401F94 #94401F

tetradic

#1F9440 #1F3994 #941F73 #947A1F

square

#1F9440 #1F3994 #941F73 #947A1F

split-complementary

#1F9440 #7A1F94 #941F39

monochromatic

#0A2F14 #14612A #1F9440 #2AC756 #53DB79

Accessibility & contrast

On white

3.91

#1F9440 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.37

#1F9440 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F9440

5.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F9440	#FFFFFF	#000000	##000000
##1F9440	1.00	3.91	5.37	5.37
#FFFFFF	3.91	1.00	21.00	21.00
#000000	5.37	21.00	1.00	1.00
##000000	5.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#968638

Deuteranopia (green-blind)

#897D47

Tritanopia (blue-blind)

#009181

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #1f9440;
/* rgb */ color: rgb(31, 148, 64);
/* oklch */ color: oklch(58.6% 0.158 147.8);

Tailwind

colors: {
  custom: {
    50: '#6fb477',
    500: '#1f9440',
    950: '#000000',
  },
}

SCSS

$custom: #1f9440;
$custom-light: #6fb477;
$custom-dark: #000000;

JSON

{
  "hex": "#1f9440",
  "rgb": {
    "r": 31,
    "g": 148,
    "b": 64
  },
  "hsl": {
    "h": 136.923,
    "s": 65.363,
    "l": 35.098
  },
  "oklch": {
    "l": 0.58564,
    "c": 0.15791,
    "h": 147.8
  },
  "luminance": 0.21841
}

Semantic roles & 50–950 ramp

primary

#1F9440

secondary

#BE519F

accent

#3FB9E8

background

#F7FBF7

surface

#EDF6ED

border

#C8D0C8

text

#091109

muted

#7B807B

Preview Lab

Preview with #1F9440

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

Preview Lab → · Contrast checker → · Palette generator →