#C5EC64#C5EC64

#C5EC64 is a very light, vivid yellow-green. Relative luminance 0.728; OKLCH L 88.8% C 0.168 H 123.3°. Best body text is #000000 at 15.56:1 contrast (WCAG AA passes).

Color values

HEX	#C5EC64
RGB	rgb(197, 236, 100)
HSL	hsl(77, 78%, 66%)
HSV	hsv(77, 58%, 93%)
CMYK	cmyk(16.5%, 0%, 57.6%, 7.5%)
CIE-LAB	lab(88.34, -32.29, 60.47)
CIE-LCH	lch(88.34, 68.55, 118.10°)
OKLab	oklab(88.84% -0.0921 0.1405)
OKLCH	oklch(88.84% 0.168 123.3)
XYZ	xyz(55.3220, 72.7811, 23.1878)
Luminance	0.7278 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C5EC64 #8B64EC

analogous

#ECCF64 #C5EC64 #81EC64

triadic

#C5EC64 #64C5EC #EC64C5

tetradic

#C5EC64 #64ECCF #8B64EC #EC6481

square

#C5EC64 #64ECCF #8B64EC #EC6481

split-complementary

#C5EC64 #6481EC #CF64EC

monochromatic

#8EBE17 #B1E52D #C5EC64 #D9F39B #EEF9D1

Accessibility & contrast

On white

1.35

#C5EC64 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.56

#C5EC64 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C5EC64

15.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C5EC64	#FFFFFF	#000000	##000000
##C5EC64	1.00	1.35	15.56	15.56
#FFFFFF	1.35	1.00	21.00	21.00
#000000	15.56	21.00	1.00	1.00
##000000	15.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F8DF55

Deuteranopia (green-blind)

#F3DD6D

Tritanopia (blue-blind)

#CEE1CF

Achromatopsia (no color)

#DEDEDE

Design tokens & code

CSS

--color: #c5ec64;
/* rgb */ color: rgb(197, 236, 100);
/* oklch */ color: oklch(88.8% 0.168 123.3);

Tailwind

colors: {
  custom: {
    50: '#d9f295',
    500: '#c5ec64',
    950: '#000000',
  },
}

SCSS

$custom: #c5ec64;
$custom-light: #d9f295;
$custom-dark: #000000;

JSON

{
  "hex": "#c5ec64",
  "rgb": {
    "r": 197,
    "g": 236,
    "b": 100
  },
  "hsl": {
    "h": 77.206,
    "s": 78.161,
    "l": 65.882
  },
  "oklch": {
    "l": 0.8884,
    "c": 0.16798,
    "h": 123.3
  },
  "luminance": 0.72781
}

Semantic roles & 50–950 ramp

primary

#C5EC64

secondary

#5E37BD

accent

#0BDA47

background

#FEFFFC

surface

#FCFEF5

border

#D5D6CF

text

#15170E

muted

#84857F

Preview Lab

Preview with #C5EC64

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

Preview Lab → · Contrast checker → · Palette generator →