#C5E340#C5E340

#C5E340 is a very light, vivid yellow-green. Relative luminance 0.672; OKLCH L 86.5% C 0.183 H 119.6°. Best body text is #000000 at 14.44:1 contrast (WCAG AA passes).

Color values

HEX	#C5E340
RGB	rgb(197, 227, 64)
HSL	hsl(71, 74%, 57%)
HSV	hsv(71, 72%, 89%)
CMYK	cmyk(13.2%, 0%, 71.8%, 11%)
CIE-LAB	lab(85.59, -30.49, 71.62)
CIE-LCH	lch(85.59, 77.84, 113.06°)
OKLab	oklab(86.54% -0.0904 0.1592)
OKLCH	oklch(86.54% 0.183 119.6)
XYZ	xyz(51.4214, 67.1789, 15.1074)
Luminance	0.6718 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C5E340 #5E40E3

analogous

#E3B040 #C5E340 #74E340

triadic

#C5E340 #40C5E3 #E340C5

tetradic

#C5E340 #40E3B0 #5E40E3 #E34074

square

#C5E340 #40E3B0 #5E40E3 #E34074

split-complementary

#C5E340 #4074E3 #B040E3

monochromatic

#7C9316 #A9C81D #C5E340 #D5EB75 #E5F3AB

Accessibility & contrast

On white

1.45

#C5E340 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.44

#C5E340 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C5E340

14.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C5E340	#FFFFFF	#000000	##000000
##C5E340	1.00	1.45	14.44	14.44
#FFFFFF	1.45	1.00	21.00	21.00
#000000	14.44	21.00	1.00	1.00
##000000	14.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F1D620

Deuteranopia (green-blind)

#EED64E

Tritanopia (blue-blind)

#D0D7C4

Achromatopsia (no color)

#D6D6D6

Design tokens & code

CSS

--color: #c5e340;
/* rgb */ color: rgb(197, 227, 64);
/* oklch */ color: oklch(86.5% 0.183 119.6);

Tailwind

colors: {
  custom: {
    50: '#daeb80',
    500: '#c5e340',
    950: '#000000',
  },
}

SCSS

$custom: #c5e340;
$custom-light: #daeb80;
$custom-dark: #000000;

JSON

{
  "hex": "#c5e340",
  "rgb": {
    "r": 197,
    "g": 227,
    "b": 64
  },
  "hsl": {
    "h": 71.043,
    "s": 74.429,
    "l": 57.059
  },
  "oklch": {
    "l": 0.86539,
    "c": 0.18302,
    "h": 119.6
  },
  "luminance": 0.67179
}

Semantic roles & 50–950 ramp

primary

#C5E340

secondary

#433097

accent

#37F159

background

#FEFEFB

surface

#FCFDF2

border

#D5D5CC

text

#15160B

muted

#84847E

Preview Lab

Preview with #C5E340

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

Preview Lab → · Contrast checker → · Palette generator →