#1F9140#1F9140

#1F9140 is a mid, vivid green. Relative luminance 0.209; OKLCH L 57.7% C 0.154 H 148.1°. Best body text is #000000 at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#1F9140
RGB	rgb(31, 145, 64)
HSL	hsl(137, 65%, 35%)
HSV	hsv(137, 79%, 57%)
CMYK	cmyk(78.6%, 0%, 55.9%, 43.1%)
CIE-LAB	lab(52.85, -48.65, 34.00)
CIE-LCH	lch(52.85, 59.36, 145.05°)
OKLab	oklab(57.73% -0.1308 0.0814)
OKLCH	oklch(57.73% 0.154 148.1)
XYZ	xyz(11.6150, 20.9109, 8.2736)
Luminance	0.2091 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F9140 #911F70

analogous

#37911F #1F9140 #1F9179

triadic

#1F9140 #401F91 #91401F

tetradic

#1F9140 #1F3791 #911F70 #91791F

square

#1F9140 #1F3791 #911F70 #91791F

split-complementary

#1F9140 #791F91 #911F37

monochromatic

#092C13 #145F2A #1F9140 #2AC356 #51DA78

Accessibility & contrast

On white

4.05

#1F9140 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.18

#1F9140 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F9140

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F9140	#FFFFFF	#000000	##000000
##1F9140	1.00	4.05	5.18	5.18
#FFFFFF	4.05	1.00	21.00	21.00
#000000	5.18	21.00	1.00	1.00
##000000	5.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#938439

Deuteranopia (green-blind)

#867B46

Tritanopia (blue-blind)

#008E7F

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #1f9140;
/* rgb */ color: rgb(31, 145, 64);
/* oklch */ color: oklch(57.7% 0.154 148.1);

Tailwind

colors: {
  custom: {
    50: '#6eb277',
    500: '#1f9140',
    950: '#000000',
  },
}

SCSS

$custom: #1f9140;
$custom-light: #6eb277;
$custom-dark: #000000;

JSON

{
  "hex": "#1f9140",
  "rgb": {
    "r": 31,
    "g": 145,
    "b": 64
  },
  "hsl": {
    "h": 137.368,
    "s": 64.773,
    "l": 34.51
  },
  "oklch": {
    "l": 0.57731,
    "c": 0.15407,
    "h": 148.1
  },
  "luminance": 0.20912
}

Semantic roles & 50–950 ramp

primary

#1F9140

secondary

#BD4F9D

accent

#40B7E8

background

#F7FBF7

surface

#EDF6ED

border

#C8D0C8

text

#081109

muted

#7B807B

Preview Lab

Preview with #1F9140

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

Preview Lab → · Contrast checker → · Palette generator →