#6FC440#6FC440

#6FC440 is a light, vivid yellow-green. Relative luminance 0.432; OKLCH L 74.0% C 0.186 H 136.4°. Best body text is #000000 at 9.65:1 contrast (WCAG AA passes).

Color values

HEX	#6FC440
RGB	rgb(111, 196, 64)
HSL	hsl(99, 53%, 51%)
HSV	hsv(99, 67%, 77%)
CMYK	cmyk(43.4%, 0%, 67.3%, 23.1%)
CIE-LAB	lab(71.71, -48.48, 55.98)
CIE-LCH	lch(71.71, 74.06, 130.90°)
OKLab	oklab(73.98% -0.1345 0.128)
OKLCH	oklch(73.98% 0.186 136.4)
XYZ	xyz(27.2201, 43.2279, 11.7590)
Luminance	0.4323 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6FC440 #9540C4

analogous

#B1C440 #6FC440 #40C453

triadic

#6FC440 #406FC4 #C4406F

tetradic

#6FC440 #40B1C4 #9540C4 #C45340

square

#6FC440 #40B1C4 #9540C4 #C45340

split-complementary

#6FC440 #5340C4 #C440B1

monochromatic

#3A6920 #54982F #6FC440 #92D26F #B6E19E

Accessibility & contrast

On white

2.18

#6FC440 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.65

#6FC440 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #6FC440

9.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6FC440	#FFFFFF	#000000	##000000
##6FC440	1.00	2.18	9.65	9.65
#FFFFFF	2.18	1.00	21.00	21.00
#000000	9.65	21.00	1.00	1.00
##000000	9.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBB42D

Deuteranopia (green-blind)

#BFAD4C

Tritanopia (blue-blind)

#6BBDA9

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #6fc440;
/* rgb */ color: rgb(111, 196, 64);
/* oklch */ color: oklch(74.0% 0.186 136.4);

Tailwind

colors: {
  custom: {
    50: '#9fd67b',
    500: '#6fc440',
    950: '#000000',
  },
}

SCSS

$custom: #6fc440;
$custom-light: #9fd67b;
$custom-dark: #000000;

JSON

{
  "hex": "#6fc440",
  "rgb": {
    "r": 111,
    "g": 196,
    "b": 64
  },
  "hsl": {
    "h": 98.636,
    "s": 52.8,
    "l": 50.98
  },
  "oklch": {
    "l": 0.73984,
    "c": 0.18567,
    "h": 136.4
  },
  "luminance": 0.4323
}

Semantic roles & 50–950 ramp

primary

#6FC440

secondary

#B893CD

accent

#4CDCA9

background

#FAFDF7

surface

#F4FAEE

border

#CED3C9

text

#0F140A

muted

#7F837C

Preview Lab

Preview with #6FC440

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

Preview Lab → · Contrast checker → · Palette generator →