#C5EC4E#C5EC4E

#C5EC4E is a very light, vivid yellow-green. Relative luminance 0.724; OKLCH L 88.6% C 0.185 H 122.2°. Best body text is #000000 at 15.48:1 contrast (WCAG AA passes).

Color values

HEX	#C5EC4E
RGB	rgb(197, 236, 78)
HSL	hsl(75, 81%, 62%)
HSV	hsv(75, 67%, 93%)
CMYK	cmyk(16.5%, 0%, 66.9%, 7.5%)
CIE-LAB	lab(88.17, -33.86, 69.19)
CIE-LCH	lch(88.17, 77.03, 116.08°)
OKLab	oklab(88.64% -0.0985 0.1562)
OKLCH	oklch(88.64% 0.185 122.2)
XYZ	xyz(54.3972, 72.4112, 18.3172)
Luminance	0.7241 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C5EC4E #754EEC

analogous

#ECC44E #C5EC4E #76EC4E

triadic

#C5EC4E #4EC5EC #EC4EC5

tetradic

#C5EC4E #4EECC4 #754EEC #EC4E76

square

#C5EC4E #4EECC4 #754EEC #EC4E76

split-complementary

#C5EC4E #4E76EC #C44EEC

monochromatic

#87AD13 #B2E419 #C5EC4E #D7F285 #E9F8BD

Accessibility & contrast

On white

1.36

#C5EC4E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.48

#C5EC4E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C5EC4E

15.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C5EC4E	#FFFFFF	#000000	##000000
##C5EC4E	1.00	1.36	15.48	15.48
#FFFFFF	1.36	1.00	21.00	21.00
#000000	15.48	21.00	1.00	1.00
##000000	15.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FADE37

Deuteranopia (green-blind)

#F5DD5A

Tritanopia (blue-blind)

#CFE0CC

Achromatopsia (no color)

#DDDDDD

Design tokens & code

CSS

--color: #c5ec4e;
/* rgb */ color: rgb(197, 236, 78);
/* oklch */ color: oklch(88.6% 0.185 122.2);

Tailwind

colors: {
  custom: {
    50: '#daf288',
    500: '#c5ec4e',
    950: '#000000',
  },
}

SCSS

$custom: #c5ec4e;
$custom-light: #daf288;
$custom-dark: #000000;

JSON

{
  "hex": "#c5ec4e",
  "rgb": {
    "r": 197,
    "g": 236,
    "b": 78
  },
  "hsl": {
    "h": 74.81,
    "s": 80.612,
    "l": 61.569
  },
  "oklch": {
    "l": 0.88641,
    "c": 0.18462,
    "h": 122.2
  },
  "luminance": 0.72411
}

Semantic roles & 50–950 ramp

primary

#C5EC4E

secondary

#4F30AE

accent

#09DD3D

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#15160C

muted

#84857F

Preview Lab

Preview with #C5EC4E

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

Preview Lab → · Contrast checker → · Palette generator →