#C5F04F#C5F04F

#C5F04F is a very light, vivid yellow-green. Relative luminance 0.748; OKLCH L 89.5% C 0.189 H 123.2°. Best body text is #000000 at 15.95:1 contrast (WCAG AA passes).

Color values

HEX	#C5F04F
RGB	rgb(197, 240, 79)
HSL	hsl(76, 84%, 63%)
HSV	hsv(76, 67%, 94%)
CMYK	cmyk(17.9%, 0%, 67.1%, 5.9%)
CIE-LAB	lab(89.28, -35.62, 69.96)
CIE-LCH	lch(89.28, 78.50, 116.99°)
OKLab	oklab(89.54% -0.1033 0.1579)
OKLCH	oklch(89.54% 0.189 123.2)
XYZ	xyz(55.5979, 74.7547, 18.8957)
Luminance	0.7476 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C5F04F #7A4FF0

analogous

#F0CB4F #C5F04F #74F04F

triadic

#C5F04F #4FC5F0 #F04FC5

tetradic

#C5F04F #4FF0CB #7A4FF0 #F04F74

square

#C5F04F #4FF0CB #7A4FF0 #F04F74

split-complementary

#C5F04F #4F74F0 #CB4FF0

monochromatic

#89B50F #B2EB17 #C5F04F #D8F587 #EAFAC0

Accessibility & contrast

On white

1.32

#C5F04F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.95

#C5F04F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C5F04F

15.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C5F04F	#FFFFFF	#000000	##000000
##C5F04F	1.00	1.32	15.95	15.95
#FFFFFF	1.32	1.00	21.00	21.00
#000000	15.95	21.00	1.00	1.00
##000000	15.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FDE237

Deuteranopia (green-blind)

#F8E05C

Tritanopia (blue-blind)

#CEE4D0

Achromatopsia (no color)

#E0E0E0

Design tokens & code

CSS

--color: #c5f04f;
/* rgb */ color: rgb(197, 240, 79);
/* oklch */ color: oklch(89.5% 0.189 123.2);

Tailwind

colors: {
  custom: {
    50: '#daf589',
    500: '#c5f04f',
    950: '#000000',
  },
}

SCSS

$custom: #c5f04f;
$custom-light: #daf589;
$custom-dark: #000000;

JSON

{
  "hex": "#c5f04f",
  "rgb": {
    "r": 197,
    "g": 240,
    "b": 79
  },
  "hsl": {
    "h": 76.025,
    "s": 84.293,
    "l": 62.549
  },
  "oklch": {
    "l": 0.8954,
    "c": 0.18868,
    "h": 123.2
  },
  "luminance": 0.74755
}

Semantic roles & 50–950 ramp

primary

#C5F04F

secondary

#522FB5

accent

#05E140

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#15170C

muted

#84857F

Preview Lab

Preview with #C5F04F

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

Preview Lab → · Contrast checker → · Palette generator →