#CEF657#CEF657

#CEF657 is a very light, vivid yellow-green. Relative luminance 0.797; OKLCH L 91.5% C 0.187 H 122.3°. Best body text is #000000 at 16.94:1 contrast (WCAG AA passes).

Color values

HEX	#CEF657
RGB	rgb(206, 246, 87)
HSL	hsl(75, 90%, 65%)
HSV	hsv(75, 65%, 96%)
CMYK	cmyk(16.3%, 0%, 64.6%, 3.5%)
CIE-LAB	lab(91.56, -34.39, 69.47)
CIE-LCH	lch(91.56, 77.51, 116.34°)
OKLab	oklab(91.55% -0.0997 0.1578)
OKLCH	oklch(91.55% 0.187 122.3)
XYZ	xyz(60.1303, 79.7213, 21.2349)
Luminance	0.7972 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CEF657 #7F57F6

analogous

#F6CE57 #CEF657 #7FF657

triadic

#CEF657 #57CEF6 #F657CE

tetradic

#CEF657 #57F6CE #7F57F6 #F6577F

square

#CEF657 #57F6CE #7F57F6 #F6577F

split-complementary

#CEF657 #577FF6 #CE57F6

monochromatic

#98C80B #BDF31D #CEF657 #DFF991 #F0FCCB

Accessibility & contrast

On white

1.24

#CEF657 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.94

#CEF657 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CEF657

16.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CEF657	#FFFFFF	#000000	##000000
##CEF657	1.00	1.24	16.94	16.94
#FFFFFF	1.24	1.00	21.00	21.00
#000000	16.94	21.00	1.00	1.00
##000000	16.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE841

Deuteranopia (green-blind)

#FFE763

Tritanopia (blue-blind)

#D8EAD6

Achromatopsia (no color)

#E7E7E7

Design tokens & code

CSS

--color: #cef657;
/* rgb */ color: rgb(206, 246, 87);
/* oklch */ color: oklch(91.5% 0.187 122.3);

Tailwind

colors: {
  custom: {
    50: '#e0f98e',
    500: '#cef657',
    950: '#000000',
  },
}

SCSS

$custom: #cef657;
$custom-light: #e0f98e;
$custom-dark: #000000;

JSON

{
  "hex": "#cef657",
  "rgb": {
    "r": 206,
    "g": 246,
    "b": 87
  },
  "hsl": {
    "h": 75.094,
    "s": 89.831,
    "l": 65.294
  },
  "oklch": {
    "l": 0.91546,
    "c": 0.18663,
    "h": 122.3
  },
  "luminance": 0.79721
}

Semantic roles & 50–950 ramp

primary

#CEF657

secondary

#532DC4

accent

#00E63A

background

#FEFFFC

surface

#FCFFF4

border

#D5D7CE

text

#16170D

muted

#84857F

Preview Lab

Preview with #CEF657

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

Preview Lab → · Contrast checker → · Palette generator →