#C5ED63#C5ED63

#C5ED63 is a very light, vivid yellow-green. Relative luminance 0.733; OKLCH L 89.1% C 0.170 H 123.4°. Best body text is #000000 at 15.67:1 contrast (WCAG AA passes).

Color values

HEX	#C5ED63
RGB	rgb(197, 237, 99)
HSL	hsl(77, 79%, 66%)
HSV	hsv(77, 58%, 93%)
CMYK	cmyk(16.9%, 0%, 58.2%, 7.1%)
CIE-LAB	lab(88.61, -32.83, 61.20)
CIE-LCH	lch(88.61, 69.45, 118.21°)
OKLab	oklab(89.05% -0.0937 0.1419)
OKLCH	oklch(89.05% 0.17 123.4)
XYZ	xyz(55.5626, 73.3393, 23.0307)
Luminance	0.7334 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C5ED63 #8B63ED

analogous

#EDD063 #C5ED63 #80ED63

triadic

#C5ED63 #63C5ED #ED63C5

tetradic

#C5ED63 #63EDD0 #8B63ED #ED6380

square

#C5ED63 #63EDD0 #8B63ED #ED6380

split-complementary

#C5ED63 #6380ED #D063ED

monochromatic

#8EC016 #B1E72C #C5ED63 #D9F39A #EEFAD1

Accessibility & contrast

On white

1.34

#C5ED63 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.67

#C5ED63 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C5ED63

15.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C5ED63	#FFFFFF	#000000	##000000
##C5ED63	1.00	1.34	15.67	15.67
#FFFFFF	1.34	1.00	21.00	21.00
#000000	15.67	21.00	1.00	1.00
##000000	15.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F9E054

Deuteranopia (green-blind)

#F4DE6C

Tritanopia (blue-blind)

#CDE2CF

Achromatopsia (no color)

#DEDEDE

Design tokens & code

CSS

--color: #c5ed63;
/* rgb */ color: rgb(197, 237, 99);
/* oklch */ color: oklch(89.1% 0.170 123.4);

Tailwind

colors: {
  custom: {
    50: '#d9f394',
    500: '#c5ed63',
    950: '#000000',
  },
}

SCSS

$custom: #c5ed63;
$custom-light: #d9f394;
$custom-dark: #000000;

JSON

{
  "hex": "#c5ed63",
  "rgb": {
    "r": 197,
    "g": 237,
    "b": 99
  },
  "hsl": {
    "h": 77.391,
    "s": 79.31,
    "l": 65.882
  },
  "oklch": {
    "l": 0.89052,
    "c": 0.17008,
    "h": 123.4
  },
  "luminance": 0.7334
}

Semantic roles & 50–950 ramp

primary

#C5ED63

secondary

#5E36BE

accent

#0ADC47

background

#FEFFFC

surface

#FCFEF5

border

#D5D6CF

text

#15170D

muted

#84857F

Preview Lab

Preview with #C5ED63

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

Preview Lab → · Contrast checker → · Palette generator →