#C5F255#C5F255

#C5F255 is a very light, vivid yellow-green. Relative luminance 0.760; OKLCH L 90.0% C 0.187 H 123.9°. Best body text is #000000 at 16.21:1 contrast (WCAG AA passes).

Color values

HEX	#C5F255
RGB	rgb(197, 242, 85)
HSL	hsl(77, 86%, 64%)
HSV	hsv(77, 65%, 95%)
CMYK	cmyk(18.6%, 0%, 64.9%, 5.1%)
CIE-LAB	lab(89.87, -36.14, 68.29)
CIE-LCH	lch(89.87, 77.27, 117.89°)
OKLab	oklab(90.03% -0.1042 0.1552)
OKLCH	oklch(90.03% 0.187 123.9)
XYZ	xyz(56.4182, 76.0301, 20.2955)
Luminance	0.7603 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C5F255 #8255F2

analogous

#F2D055 #C5F255 #77F255

triadic

#C5F255 #55C5F2 #F255C5

tetradic

#C5F255 #55F2D0 #8255F2 #F25577

square

#C5F255 #55F2D0 #8255F2 #F25577

split-complementary

#C5F255 #5577F2 #D055F2

monochromatic

#8CBE0F #B2EE1C #C5F255 #D8F68E #ECFBC7

Accessibility & contrast

On white

1.30

#C5F255 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.21

#C5F255 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C5F255

16.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C5F255	#FFFFFF	#000000	##000000
##C5F255	1.00	1.30	16.21	16.21
#FFFFFF	1.30	1.00	21.00	21.00
#000000	16.21	21.00	1.00	1.00
##000000	16.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE340

Deuteranopia (green-blind)

#F9E261

Tritanopia (blue-blind)

#CEE7D2

Achromatopsia (no color)

#E2E2E2

Design tokens & code

CSS

--color: #c5f255;
/* rgb */ color: rgb(197, 242, 85);
/* oklch */ color: oklch(90.0% 0.187 123.9);

Tailwind

colors: {
  custom: {
    50: '#daf68c',
    500: '#c5f255',
    950: '#000000',
  },
}

SCSS

$custom: #c5f255;
$custom-light: #daf68c;
$custom-dark: #000000;

JSON

{
  "hex": "#c5f255",
  "rgb": {
    "r": 197,
    "g": 242,
    "b": 85
  },
  "hsl": {
    "h": 77.197,
    "s": 85.792,
    "l": 64.118
  },
  "oklch": {
    "l": 0.90034,
    "c": 0.18696,
    "h": 123.9
  },
  "luminance": 0.7603
}

Semantic roles & 50–950 ramp

primary

#C5F255

secondary

#572FBC

accent

#03E243

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#15170D

muted

#84857F

Preview Lab

Preview with #C5F255

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

Preview Lab → · Contrast checker → · Palette generator →