#1F9E37#1F9E37

#1F9E37 is a mid, vivid green. Relative luminance 0.250; OKLCH L 61.2% C 0.178 H 145.5°. Best body text is #000000 at 6.00:1 contrast (WCAG AA passes).

Color values

HEX	#1F9E37
RGB	rgb(31, 158, 55)
HSL	hsl(131, 67%, 37%)
HSV	hsv(131, 80%, 62%)
CMYK	cmyk(80.4%, 0%, 65.2%, 38%)
CIE-LAB	lab(57.09, -54.31, 43.20)
CIE-LCH	lch(57.09, 69.40, 141.50°)
OKLab	oklab(61.22% -0.1464 0.1006)
OKLCH	oklch(61.22% 0.178 145.5)
XYZ	xyz(13.4805, 25.0192, 7.7324)
Luminance	0.2502 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F9E37 #9E1F86

analogous

#469E1F #1F9E37 #1F9E77

triadic

#1F9E37 #371F9E #9E371F

tetradic

#1F9E37 #1F469E #9E1F86 #9E771F

square

#1F9E37 #1F469E #9E1F86 #9E771F

split-complementary

#1F9E37 #771F9E #9E1F46

monochromatic

#0B3813 #156B25 #1F9E37 #29D149 #59DE72

Accessibility & contrast

On white

3.50

#1F9E37 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.00

#1F9E37 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F9E37

6.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F9E37	#FFFFFF	#000000	##000000
##1F9E37	1.00	3.50	6.00	6.00
#FFFFFF	3.50	1.00	21.00	21.00
#000000	6.00	21.00	1.00	1.00
##000000	6.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A18F2B

Deuteranopia (green-blind)

#938540

Tritanopia (blue-blind)

#009A88

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #1f9e37;
/* rgb */ color: rgb(31, 158, 55);
/* oklch */ color: oklch(61.2% 0.178 145.5);

Tailwind

colors: {
  custom: {
    50: '#72bc72',
    500: '#1f9e37',
    950: '#000000',
  },
}

SCSS

$custom: #1f9e37;
$custom-light: #72bc72;
$custom-dark: #000000;

JSON

{
  "hex": "#1f9e37",
  "rgb": {
    "r": 31,
    "g": 158,
    "b": 55
  },
  "hsl": {
    "h": 131.339,
    "s": 67.196,
    "l": 37.059
  },
  "oklch": {
    "l": 0.6122,
    "c": 0.17758,
    "h": 145.5
  },
  "luminance": 0.25021
}

Semantic roles & 50–950 ramp

primary

#1F9E37

secondary

#C256AE

accent

#3ECAEA

background

#F7FBF7

surface

#EEF6ED

border

#C9D0C8

text

#091208

muted

#7B817B

Preview Lab

Preview with #1F9E37

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

Preview Lab → · Contrast checker → · Palette generator →