#C5F04E#C5F04E

#C5F04E is a very light, vivid yellow-green. Relative luminance 0.747; OKLCH L 89.5% C 0.189 H 123.1°. Best body text is #000000 at 15.95:1 contrast (WCAG AA passes).

Color values

HEX	#C5F04E
RGB	rgb(197, 240, 78)
HSL	hsl(76, 84%, 62%)
HSV	hsv(76, 68%, 94%)
CMYK	cmyk(17.9%, 0%, 67.5%, 5.9%)
CIE-LAB	lab(89.27, -35.68, 70.32)
CIE-LCH	lch(89.27, 78.86, 116.91°)
OKLab	oklab(89.53% -0.1035 0.1585)
OKLCH	oklch(89.53% 0.189 123.1)
XYZ	xyz(55.5618, 74.7403, 18.7054)
Luminance	0.7474 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C5F04E #794EF0

analogous

#F0CA4E #C5F04E #74F04E

triadic

#C5F04E #4EC5F0 #F04EC5

tetradic

#C5F04E #4EF0CA #794EF0 #F04E74

square

#C5F04E #4EF0CA #794EF0 #F04E74

split-complementary

#C5F04E #4E74F0 #CA4EF0

monochromatic

#89B40F #B3EB16 #C5F04E #D7F586 #EAFABF

Accessibility & contrast

On white

1.32

#C5F04E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.95

#C5F04E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C5F04E

15.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C5F04E	#FFFFFF	#000000	##000000
##C5F04E	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)

#FDE135

Deuteranopia (green-blind)

#F8E05B

Tritanopia (blue-blind)

#CEE4D0

Achromatopsia (no color)

#E0E0E0

Design tokens & code

CSS

--color: #c5f04e;
/* rgb */ color: rgb(197, 240, 78);
/* oklch */ color: oklch(89.5% 0.189 123.1);

Tailwind

colors: {
  custom: {
    50: '#daf588',
    500: '#c5f04e',
    950: '#000000',
  },
}

SCSS

$custom: #c5f04e;
$custom-light: #daf588;
$custom-dark: #000000;

JSON

{
  "hex": "#c5f04e",
  "rgb": {
    "r": 197,
    "g": 240,
    "b": 78
  },
  "hsl": {
    "h": 75.926,
    "s": 84.375,
    "l": 62.353
  },
  "oklch": {
    "l": 0.89532,
    "c": 0.18934,
    "h": 123.1
  },
  "luminance": 0.74741
}

Semantic roles & 50–950 ramp

primary

#C5F04E

secondary

#522EB4

accent

#05E13F

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#15170C

muted

#84857F

Preview Lab

Preview with #C5F04E

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

Preview Lab → · Contrast checker → · Palette generator →