#C5EF5A#C5EF5A

#C5EF5A is a very light, vivid yellow-green. Relative luminance 0.743; OKLCH L 89.4% C 0.180 H 123.4°. Best body text is #000000 at 15.87:1 contrast (WCAG AA passes).

Color values

HEX	#C5EF5A
RGB	rgb(197, 239, 90)
HSL	hsl(77, 82%, 65%)
HSV	hsv(77, 62%, 94%)
CMYK	cmyk(17.6%, 0%, 62.3%, 6.3%)
CIE-LAB	lab(89.08, -34.43, 65.47)
CIE-LCH	lch(89.08, 73.97, 117.74°)
OKLab	oklab(89.41% -0.099 0.1499)
OKLCH	oklch(89.41% 0.18 123.4)
XYZ	xyz(55.7384, 74.3412, 21.0837)
Luminance	0.7434 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C5EF5A #845AEF

analogous

#EFCF5A #C5EF5A #7BEF5A

triadic

#C5EF5A #5AC5EF #EF5AC5

tetradic

#C5EF5A #5AEFCF #845AEF #EF5A7B

square

#C5EF5A #5AEFCF #845AEF #EF5A7B

split-complementary

#C5EF5A #5A7BEF #CF5AEF

monochromatic

#8CBC12 #B1EA22 #C5EF5A #D9F492 #ECFACA

Accessibility & contrast

On white

1.32

#C5EF5A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.87

#C5EF5A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C5EF5A

15.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C5EF5A	#FFFFFF	#000000	##000000
##C5EF5A	1.00	1.32	15.87	15.87
#FFFFFF	1.32	1.00	21.00	21.00
#000000	15.87	21.00	1.00	1.00
##000000	15.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FCE147

Deuteranopia (green-blind)

#F6E065

Tritanopia (blue-blind)

#CEE4D0

Achromatopsia (no color)

#E0E0E0

Design tokens & code

CSS

--color: #c5ef5a;
/* rgb */ color: rgb(197, 239, 90);
/* oklch */ color: oklch(89.4% 0.180 123.4);

Tailwind

colors: {
  custom: {
    50: '#daf48f',
    500: '#c5ef5a',
    950: '#000000',
  },
}

SCSS

$custom: #c5ef5a;
$custom-light: #daf48f;
$custom-dark: #000000;

JSON

{
  "hex": "#c5ef5a",
  "rgb": {
    "r": 197,
    "g": 239,
    "b": 90
  },
  "hsl": {
    "h": 76.913,
    "s": 82.32,
    "l": 64.51
  },
  "oklch": {
    "l": 0.89409,
    "c": 0.17967,
    "h": 123.4
  },
  "luminance": 0.74342
}

Semantic roles & 50–950 ramp

primary

#C5EF5A

secondary

#5932BB

accent

#07DF44

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#15170D

muted

#84857F

Preview Lab

Preview with #C5EF5A

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

Preview Lab → · Contrast checker → · Palette generator →