#CEF389#CEF389

#CEF389 is a very light, vivid yellow-green. Relative luminance 0.790; OKLCH L 91.5% C 0.139 H 124.8°. Best body text is #000000 at 16.81:1 contrast (WCAG AA passes).

Color values

HEX	#CEF389
RGB	rgb(206, 243, 137)
HSL	hsl(81, 82%, 75%)
HSV	hsv(81, 44%, 95%)
CMYK	cmyk(15.2%, 0%, 43.6%, 4.7%)
CIE-LAB	lab(91.25, -28.60, 47.06)
CIE-LCH	lch(91.25, 55.07, 121.28°)
OKLab	oklab(91.46% -0.0793 0.114)
OKLCH	oklch(91.46% 0.139 124.8)
XYZ	xyz(62.0193, 79.0287, 35.6488)
Luminance	0.7903 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Light Yellowish Green

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CEF389 #AE89F3

analogous

#F3E389 #CEF389 #99F389

triadic

#CEF389 #89CEF3 #F389CE

tetradic

#CEF389 #89F3E3 #AE89F3 #F38999

square

#CEF389 #89F3E3 #AE89F3 #F38999

split-complementary

#CEF389 #8999F3 #E389F3

monochromatic

#A0E81A #B7ED51 #CEF389 #E5F9C1 #F3FCE3

Accessibility & contrast

On white

1.25

#CEF389 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.81

#CEF389 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CEF389

16.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CEF389	#FFFFFF	#000000	##000000
##CEF389	1.00	1.25	16.81	16.81
#FFFFFF	1.25	1.00	21.00	21.00
#000000	16.81	21.00	1.00	1.00
##000000	16.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FDE780

Deuteranopia (green-blind)

#F8E68F

Tritanopia (blue-blind)

#D4EADA

Achromatopsia (no color)

#E6E6E6

Design tokens & code

CSS

--color: #cef389;
/* rgb */ color: rgb(206, 243, 137);
/* oklch */ color: oklch(91.5% 0.139 124.8);

Tailwind

colors: {
  custom: {
    50: '#def7ad',
    500: '#cef389',
    950: '#000000',
  },
}

SCSS

$custom: #cef389;
$custom-light: #def7ad;
$custom-dark: #000000;

JSON

{
  "hex": "#cef389",
  "rgb": {
    "r": 206,
    "g": 243,
    "b": 137
  },
  "hsl": {
    "h": 80.943,
    "s": 81.538,
    "l": 74.51
  },
  "oklch": {
    "l": 0.91458,
    "c": 0.13881,
    "h": 124.8
  },
  "luminance": 0.79029
}

Semantic roles & 50–950 ramp

primary

#CEF389

secondary

#7D51CF

accent

#08DE52

background

#FEFFFD

surface

#FCFEF7

border

#D5D6D0

text

#151710

muted

#848581

Preview Lab

Preview with #CEF389

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

Preview Lab → · Contrast checker → · Palette generator →