#1F9943#1F9943

#1F9943 is a mid, vivid green. Relative luminance 0.235; OKLCH L 60.0% C 0.162 H 148.1°. Best body text is #000000 at 5.70:1 contrast (WCAG AA passes).

Color values

HEX	#1F9943
RGB	rgb(31, 153, 67)
HSL	hsl(138, 66%, 36%)
HSV	hsv(138, 80%, 60%)
CMYK	cmyk(79.7%, 0%, 56.2%, 40%)
CIE-LAB	lab(55.56, -51.05, 35.76)
CIE-LCH	lch(55.56, 62.32, 144.99°)
OKLab	oklab(59.99% -0.1372 0.0855)
OKLCH	oklch(59.99% 0.162 148.1)
XYZ	xyz(12.9684, 23.4775, 9.1572)
Luminance	0.2348 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F9943 #991F75

analogous

#38991F #1F9943 #1F9980

triadic

#1F9943 #431F99 #99431F

tetradic

#1F9943 #1F3899 #991F75 #99801F

square

#1F9943 #1F3899 #991F75 #99801F

split-complementary

#1F9943 #801F99 #991F38

monochromatic

#0A3316 #15662D #1F9943 #29CC59 #56DD7E

Accessibility & contrast

On white

3.69

#1F9943 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.70

#1F9943 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F9943

5.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F9943	#FFFFFF	#000000	##000000
##1F9943	1.00	3.69	5.70	5.70
#FFFFFF	3.69	1.00	21.00	21.00
#000000	5.70	21.00	1.00	1.00
##000000	5.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9B8B3B

Deuteranopia (green-blind)

#8D814A

Tritanopia (blue-blind)

#009686

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #1f9943;
/* rgb */ color: rgb(31, 153, 67);
/* oklch */ color: oklch(60.0% 0.162 148.1);

Tailwind

colors: {
  custom: {
    50: '#70b879',
    500: '#1f9943',
    950: '#000000',
  },
}

SCSS

$custom: #1f9943;
$custom-light: #70b879;
$custom-dark: #000000;

JSON

{
  "hex": "#1f9943",
  "rgb": {
    "r": 31,
    "g": 153,
    "b": 67
  },
  "hsl": {
    "h": 137.705,
    "s": 66.304,
    "l": 36.078
  },
  "oklch": {
    "l": 0.59989,
    "c": 0.16163,
    "h": 148.1
  },
  "luminance": 0.23479
}

Semantic roles & 50–950 ramp

primary

#1F9943

secondary

#C054A0

accent

#3FB7E9

background

#F7FBF7

surface

#EDF6ED

border

#C8D0C8

text

#091109

muted

#7B807B

Preview Lab

Preview with #1F9943

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

Preview Lab → · Contrast checker → · Palette generator →