#CEF38B#CEF38B

#CEF38B is a very light, vivid yellow-green. Relative luminance 0.791; OKLCH L 91.5% C 0.137 H 125.0°. Best body text is #000000 at 16.82:1 contrast (WCAG AA passes).

Color values

HEX	#CEF38B
RGB	rgb(206, 243, 139)
HSL	hsl(81, 81%, 75%)
HSV	hsv(81, 43%, 95%)
CMYK	cmyk(15.2%, 0%, 42.8%, 4.7%)
CIE-LAB	lab(91.27, -28.37, 46.13)
CIE-LCH	lch(91.27, 54.16, 121.59°)
OKLab	oklab(91.49% -0.0785 0.112)
OKLCH	oklch(91.49% 0.137 125)
XYZ	xyz(62.1641, 79.0866, 36.4113)
Luminance	0.7909 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Light Yellowish Green

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CEF38B #B08BF3

analogous

#F3E48B #CEF38B #9AF38B

triadic

#CEF38B #8BCEF3 #F38BCE

tetradic

#CEF38B #8BF3E4 #B08BF3 #F38B9A

square

#CEF38B #8BF3E4 #B08BF3 #F38B9A

split-complementary

#CEF38B #8B9AF3 #E48BF3

monochromatic

#9FE81C #B7ED54 #CEF38B #E5F9C2 #F3FCE3

Accessibility & contrast

On white

1.25

#CEF38B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.82

#CEF38B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CEF38B

16.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CEF38B	#FFFFFF	#000000	##000000
##CEF38B	1.00	1.25	16.82	16.82
#FFFFFF	1.25	1.00	21.00	21.00
#000000	16.82	21.00	1.00	1.00
##000000	16.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FDE783

Deuteranopia (green-blind)

#F8E691

Tritanopia (blue-blind)

#D4EADA

Achromatopsia (no color)

#E6E6E6

Design tokens & code

CSS

--color: #cef38b;
/* rgb */ color: rgb(206, 243, 139);
/* oklch */ color: oklch(91.5% 0.137 125.0);

Tailwind

colors: {
  custom: {
    50: '#def7ae',
    500: '#cef38b',
    950: '#000000',
  },
}

SCSS

$custom: #cef38b;
$custom-light: #def7ae;
$custom-dark: #000000;

JSON

{
  "hex": "#cef38b",
  "rgb": {
    "r": 206,
    "g": 243,
    "b": 139
  },
  "hsl": {
    "h": 81.346,
    "s": 81.25,
    "l": 74.902
  },
  "oklch": {
    "l": 0.91487,
    "c": 0.13675,
    "h": 125
  },
  "luminance": 0.79087
}

Semantic roles & 50–950 ramp

primary

#CEF38B

secondary

#7F53D0

accent

#08DE54

background

#FEFFFD

surface

#FCFEF7

border

#D5D6D0

text

#151710

muted

#848581

Preview Lab

Preview with #CEF38B

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

Preview Lab → · Contrast checker → · Palette generator →