#C5F563#C5F563

#C5F563 is a very light, vivid yellow-green. Relative luminance 0.781; OKLCH L 90.8% C 0.180 H 125.2°. Best body text is #000000 at 16.62:1 contrast (WCAG AA passes).

Color values

HEX	#C5F563
RGB	rgb(197, 245, 99)
HSL	hsl(80, 88%, 67%)
HSV	hsv(80, 60%, 96%)
CMYK	cmyk(19.6%, 0%, 59.6%, 3.9%)
CIE-LAB	lab(90.81, -36.48, 63.65)
CIE-LCH	lch(90.81, 73.36, 119.82°)
OKLab	oklab(90.83% -0.1039 0.1471)
OKLCH	oklch(90.83% 0.18 125.2)
XYZ	xyz(57.9307, 78.0754, 23.8200)
Luminance	0.7808 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C5F563 #9363F5

analogous

#F5DC63 #C5F563 #7CF563

triadic

#C5F563 #63C5F5 #F563C5

tetradic

#C5F563 #63F5DC #9363F5 #F5637C

square

#C5F563 #63F5DC #9363F5 #F5637C

split-complementary

#C5F563 #637CF5 #DC63F5

monochromatic

#90D00D #B0F129 #C5F563 #DAF99D #F0FCD6

Accessibility & contrast

On white

1.26

#C5F563 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.62

#C5F563 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C5F563

16.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C5F563	#FFFFFF	#000000	##000000
##C5F563	1.00	1.26	16.62	16.62
#FFFFFF	1.26	1.00	21.00	21.00
#000000	16.62	21.00	1.00	1.00
##000000	16.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE652

Deuteranopia (green-blind)

#FBE46D

Tritanopia (blue-blind)

#CDEAD6

Achromatopsia (no color)

#E5E5E5

Design tokens & code

CSS

--color: #c5f563;
/* rgb */ color: rgb(197, 245, 99);
/* oklch */ color: oklch(90.8% 0.180 125.2);

Tailwind

colors: {
  custom: {
    50: '#d9f895',
    500: '#c5f563',
    950: '#000000',
  },
}

SCSS

$custom: #c5f563;
$custom-light: #d9f895;
$custom-dark: #000000;

JSON

{
  "hex": "#c5f563",
  "rgb": {
    "r": 197,
    "g": 245,
    "b": 99
  },
  "hsl": {
    "h": 79.726,
    "s": 87.952,
    "l": 67.451
  },
  "oklch": {
    "l": 0.90831,
    "c": 0.18011,
    "h": 125.2
  },
  "luminance": 0.78076
}

Semantic roles & 50–950 ramp

primary

#C5F563

secondary

#6430CC

accent

#01E54C

background

#FEFFFC

surface

#FCFFF5

border

#D5D7CF

text

#15170E

muted

#84857F

Preview Lab

Preview with #C5F563

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

Preview Lab → · Contrast checker → · Palette generator →