#CFF599#CFF599

#CFF599 is a very light, vivid yellow-green. Relative luminance 0.809; OKLCH L 92.2% C 0.124 H 127.0°. Best body text is #000000 at 17.17:1 contrast (WCAG AA passes).

Color values

HEX	#CFF599
RGB	rgb(207, 245, 153)
HSL	hsl(85, 82%, 78%)
HSV	hsv(85, 38%, 96%)
CMYK	cmyk(15.5%, 0%, 37.6%, 3.9%)
CIE-LAB	lab(92.07, -27.28, 40.33)
CIE-LCH	lch(92.07, 48.69, 124.08°)
OKLab	oklab(92.21% -0.0747 0.0993)
OKLCH	oklch(92.21% 0.124 127)
XYZ	xyz(64.1336, 80.8695, 42.3614)
Luminance	0.8087 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Light Yellowish Green

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CFF599 #BF99F5

analogous

#F5ED99 #CFF599 #A1F599

triadic

#CFF599 #99CFF5 #F599CF

tetradic

#CFF599 #99F5ED #BF99F5 #F599A1

square

#CFF599 #99F5ED #BF99F5 #F599A1

split-complementary

#CFF599 #99A1F5 #ED99F5

monochromatic

#9BEA2A #B5F061 #CFF599 #E9FAD1 #F2FCE3

Accessibility & contrast

On white

1.22

#CFF599 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.17

#CFF599 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CFF599

17.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CFF599	#FFFFFF	#000000	##000000
##CFF599	1.00	1.22	17.17	17.17
#FFFFFF	1.22	1.00	21.00	21.00
#000000	17.17	21.00	1.00	1.00
##000000	17.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FEEA92

Deuteranopia (green-blind)

#F8E89E

Tritanopia (blue-blind)

#D4EDDE

Achromatopsia (no color)

#E8E8E8

Design tokens & code

CSS

--color: #cff599;
/* rgb */ color: rgb(207, 245, 153);
/* oklch */ color: oklch(92.2% 0.124 127.0);

Tailwind

colors: {
  custom: {
    50: '#dff8b8',
    500: '#cff599',
    950: '#000000',
  },
}

SCSS

$custom: #cff599;
$custom-light: #dff8b8;
$custom-dark: #000000;

JSON

{
  "hex": "#cff599",
  "rgb": {
    "r": 207,
    "g": 245,
    "b": 153
  },
  "hsl": {
    "h": 84.783,
    "s": 82.143,
    "l": 78.039
  },
  "oklch": {
    "l": 0.9221,
    "c": 0.12429,
    "h": 127
  },
  "luminance": 0.8087
}

Semantic roles & 50–950 ramp

primary

#CFF599

secondary

#8F5FD4

accent

#07DF60

background

#FEFFFD

surface

#FCFFF8

border

#D5D7D1

text

#151711

muted

#848581

Preview Lab

Preview with #CFF599

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

Preview Lab → · Contrast checker → · Palette generator →