#C5EF53#C5EF53

#C5EF53 is a very light, vivid yellow-green. Relative luminance 0.742; OKLCH L 89.3% C 0.185 H 123.1°. Best body text is #000000 at 15.85:1 contrast (WCAG AA passes).

Color values

HEX	#C5EF53
RGB	rgb(197, 239, 83)
HSL	hsl(76, 83%, 63%)
HSV	hsv(76, 65%, 94%)
CMYK	cmyk(17.6%, 0%, 65.3%, 6.3%)
CIE-LAB	lab(89.03, -34.91, 68.18)
CIE-LCH	lch(89.03, 76.60, 117.12°)
OKLab	oklab(89.35% -0.101 0.1547)
OKLCH	oklch(89.35% 0.185 123.1)
XYZ	xyz(55.4543, 74.2276, 19.5878)
Luminance	0.7423 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C5EF53 #7D53EF

analogous

#EFCB53 #C5EF53 #77EF53

triadic

#C5EF53 #53C5EF #EF53C5

tetradic

#C5EF53 #53EFCB #7D53EF #EF5377

square

#C5EF53 #53EFCB #7D53EF #EF5377

split-complementary

#C5EF53 #5377EF #CB53EF

monochromatic

#8AB711 #B2EA1B #C5EF53 #D8F48B #EBF9C3

Accessibility & contrast

On white

1.33

#C5EF53 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.85

#C5EF53 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C5EF53

15.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C5EF53	#FFFFFF	#000000	##000000
##C5EF53	1.00	1.33	15.85	15.85
#FFFFFF	1.33	1.00	21.00	21.00
#000000	15.85	21.00	1.00	1.00
##000000	15.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FCE13D

Deuteranopia (green-blind)

#F7DF5F

Tritanopia (blue-blind)

#CEE4CF

Achromatopsia (no color)

#E0E0E0

Design tokens & code

CSS

--color: #c5ef53;
/* rgb */ color: rgb(197, 239, 83);
/* oklch */ color: oklch(89.3% 0.185 123.1);

Tailwind

colors: {
  custom: {
    50: '#daf48b',
    500: '#c5ef53',
    950: '#000000',
  },
}

SCSS

$custom: #c5ef53;
$custom-light: #daf48b;
$custom-dark: #000000;

JSON

{
  "hex": "#c5ef53",
  "rgb": {
    "r": 197,
    "g": 239,
    "b": 83
  },
  "hsl": {
    "h": 76.154,
    "s": 82.979,
    "l": 63.137
  },
  "oklch": {
    "l": 0.89349,
    "c": 0.18475,
    "h": 123.1
  },
  "luminance": 0.74228
}

Semantic roles & 50–950 ramp

primary

#C5EF53

secondary

#5430B6

accent

#06DF41

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#15170C

muted

#84857F

Preview Lab

Preview with #C5EF53

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

Preview Lab → · Contrast checker → · Palette generator →