#CEF577#CEF577

#CEF577 is a very light, vivid yellow-green. Relative luminance 0.798; OKLCH L 91.7% C 0.159 H 123.8°. Best body text is #000000 at 16.95:1 contrast (WCAG AA passes).

Color values

HEX	#CEF577
RGB	rgb(206, 245, 119)
HSL	hsl(79, 86%, 71%)
HSV	hsv(79, 51%, 96%)
CMYK	cmyk(15.9%, 0%, 51.4%, 3.9%)
CIE-LAB	lab(91.58, -31.38, 55.90)
CIE-LCH	lch(91.58, 64.11, 119.30°)
OKLab	oklab(91.65% -0.0884 0.1323)
OKLCH	oklch(91.65% 0.159 123.8)
XYZ	xyz(61.4359, 79.7582, 29.6074)
Luminance	0.7976 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Light Yellowish Green

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CEF577 #9E77F5

analogous

#F5DD77 #CEF577 #8FF577

triadic

#CEF577 #77CEF5 #F577CE

tetradic

#CEF577 #77F5DD #9E77F5 #F5778F

square

#CEF577 #77F5DD #9E77F5 #F5778F

split-complementary

#CEF577 #778FF5 #DD77F5

monochromatic

#A1E111 #B9F13E #CEF577 #E3F9B0 #F5FDE2

Accessibility & contrast

On white

1.24

#CEF577 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.95

#CEF577 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CEF577

16.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CEF577	#FFFFFF	#000000	##000000
##CEF577	1.00	1.24	16.95	16.95
#FFFFFF	1.24	1.00	21.00	21.00
#000000	16.95	21.00	1.00	1.00
##000000	16.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE86B

Deuteranopia (green-blind)

#FCE77F

Tritanopia (blue-blind)

#D6EBD8

Achromatopsia (no color)

#E7E7E7

Design tokens & code

CSS

--color: #cef577;
/* rgb */ color: rgb(206, 245, 119);
/* oklch */ color: oklch(91.7% 0.159 123.8);

Tailwind

colors: {
  custom: {
    50: '#dff8a1',
    500: '#cef577',
    950: '#000000',
  },
}

SCSS

$custom: #cef577;
$custom-light: #dff8a1;
$custom-dark: #000000;

JSON

{
  "hex": "#cef577",
  "rgb": {
    "r": 206,
    "g": 245,
    "b": 119
  },
  "hsl": {
    "h": 78.571,
    "s": 86.301,
    "l": 71.373
  },
  "oklch": {
    "l": 0.91653,
    "c": 0.15914,
    "h": 123.8
  },
  "luminance": 0.79759
}

Semantic roles & 50–950 ramp

primary

#CEF577

secondary

#6D40D0

accent

#03E348

background

#FEFFFC

surface

#FCFFF5

border

#D5D7CF

text

#15170F

muted

#848580

Preview Lab

Preview with #CEF577

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

Preview Lab → · Contrast checker → · Palette generator →