#CDEF5B#CDEF5B

#CDEF5B is a very light, vivid yellow-green. Relative luminance 0.755; OKLCH L 90.0% C 0.176 H 121.0°. Best body text is #000000 at 16.09:1 contrast (WCAG AA passes).

Color values

HEX	#CDEF5B
RGB	rgb(205, 239, 91)
HSL	hsl(74, 82%, 65%)
HSV	hsv(74, 62%, 94%)
CMYK	cmyk(14.2%, 0%, 61.9%, 6.3%)
CIE-LAB	lab(89.61, -31.29, 65.79)
CIE-LCH	lch(89.61, 72.85, 115.44°)
OKLab	oklab(89.97% -0.0906 0.1506)
OKLCH	oklch(89.97% 0.176 121)
XYZ	xyz(57.9324, 75.4675, 21.4102)
Luminance	0.7547 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CDEF5B #7D5BEF

analogous

#EFC75B #CDEF5B #83EF5B

triadic

#CDEF5B #5BCDEF #EF5BCD

tetradic

#CDEF5B #5BEFC7 #7D5BEF #EF5B83

square

#CDEF5B #5BEFC7 #7D5BEF #EF5B83

split-complementary

#CDEF5B #5B83EF #C75BEF

monochromatic

#96BD12 #BCEA23 #CDEF5B #DEF493 #EFFACB

Accessibility & contrast

On white

1.30

#CDEF5B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.09

#CDEF5B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CDEF5B

16.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CDEF5B	#FFFFFF	#000000	##000000
##CDEF5B	1.00	1.30	16.09	16.09
#FFFFFF	1.30	1.00	21.00	21.00
#000000	16.09	21.00	1.00	1.00
##000000	16.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FDE249

Deuteranopia (green-blind)

#F9E165

Tritanopia (blue-blind)

#D7E3D0

Achromatopsia (no color)

#E1E1E1

Design tokens & code

CSS

--color: #cdef5b;
/* rgb */ color: rgb(205, 239, 91);
/* oklch */ color: oklch(90.0% 0.176 121.0);

Tailwind

colors: {
  custom: {
    50: '#dff48f',
    500: '#cdef5b',
    950: '#000000',
  },
}

SCSS

$custom: #cdef5b;
$custom-light: #dff48f;
$custom-dark: #000000;

JSON

{
  "hex": "#cdef5b",
  "rgb": {
    "r": 205,
    "g": 239,
    "b": 91
  },
  "hsl": {
    "h": 73.784,
    "s": 82.222,
    "l": 64.706
  },
  "oklch": {
    "l": 0.8997,
    "c": 0.17575,
    "h": 121
  },
  "luminance": 0.75467
}

Semantic roles & 50–950 ramp

primary

#CDEF5B

secondary

#5233BC

accent

#07DF38

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#16170D

muted

#84857F

Preview Lab

Preview with #CDEF5B

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

Preview Lab → · Contrast checker → · Palette generator →