#CDEF57#CDEF57

#CDEF57 is a very light, vivid yellow-green. Relative luminance 0.754; OKLCH L 89.9% C 0.179 H 120.9°. Best body text is #000000 at 16.08:1 contrast (WCAG AA passes).

Color values

HEX	#CDEF57
RGB	rgb(205, 239, 87)
HSL	hsl(73, 83%, 64%)
HSV	hsv(73, 64%, 94%)
CMYK	cmyk(14.2%, 0%, 63.6%, 6.3%)
CIE-LAB	lab(89.58, -31.56, 67.36)
CIE-LCH	lch(89.58, 74.39, 115.11°)
OKLab	oklab(89.94% -0.0918 0.1534)
OKLCH	oklch(89.94% 0.179 120.9)
XYZ	xyz(57.7644, 75.4003, 20.5256)
Luminance	0.7540 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CDEF57 #7957EF

analogous

#EFC557 #CDEF57 #81EF57

triadic

#CDEF57 #57CDEF #EF57CD

tetradic

#CDEF57 #57EFC5 #7957EF #EF5781

square

#CDEF57 #57EFC5 #7957EF #EF5781

split-complementary

#CDEF57 #5781EF #C557EF

monochromatic

#94BA12 #BCEA1F #CDEF57 #DEF48F #EEFAC7

Accessibility & contrast

On white

1.31

#CDEF57 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.08

#CDEF57 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CDEF57

16.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CDEF57	#FFFFFF	#000000	##000000
##CDEF57	1.00	1.31	16.08	16.08
#FFFFFF	1.31	1.00	21.00	21.00
#000000	16.08	21.00	1.00	1.00
##000000	16.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FDE243

Deuteranopia (green-blind)

#F9E162

Tritanopia (blue-blind)

#D8E3D0

Achromatopsia (no color)

#E1E1E1

Design tokens & code

CSS

--color: #cdef57;
/* rgb */ color: rgb(205, 239, 87);
/* oklch */ color: oklch(89.9% 0.179 120.9);

Tailwind

colors: {
  custom: {
    50: '#dff48d',
    500: '#cdef57',
    950: '#000000',
  },
}

SCSS

$custom: #cdef57;
$custom-light: #dff48d;
$custom-dark: #000000;

JSON

{
  "hex": "#cdef57",
  "rgb": {
    "r": 205,
    "g": 239,
    "b": 87
  },
  "hsl": {
    "h": 73.421,
    "s": 82.609,
    "l": 63.922
  },
  "oklch": {
    "l": 0.89935,
    "c": 0.17874,
    "h": 120.9
  },
  "luminance": 0.754
}

Semantic roles & 50–950 ramp

primary

#CDEF57

secondary

#5031B9

accent

#06DF37

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#16170D

muted

#84857F

Preview Lab

Preview with #CDEF57

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

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