#CBEE51#CBEE51

#CBEE51 is a very light, vivid yellow-green. Relative luminance 0.744; OKLCH L 89.5% C 0.183 H 121.0°. Best body text is #000000 at 15.89:1 contrast (WCAG AA passes).

Color values

HEX	#CBEE51
RGB	rgb(203, 238, 81)
HSL	hsl(73, 82%, 63%)
HSV	hsv(73, 66%, 93%)
CMYK	cmyk(14.7%, 0%, 66%, 6.7%)
CIE-LAB	lab(89.13, -32.27, 69.17)
CIE-LCH	lch(89.13, 76.33, 115.01°)
OKLab	oklab(89.52% -0.0941 0.1564)
OKLCH	oklch(89.52% 0.183 121)
XYZ	xyz(56.6892, 74.4397, 19.1648)
Luminance	0.7444 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CBEE51 #7451EE

analogous

#EEC351 #CBEE51 #7CEE51

triadic

#CBEE51 #51CBEE #EE51CB

tetradic

#CBEE51 #51EEC3 #7451EE #EE517C

square

#CBEE51 #51EEC3 #7451EE #EE517C

split-complementary

#CBEE51 #517CEE #C351EE

monochromatic

#8FB311 #BAE919 #CBEE51 #DCF389 #ECF9C1

Accessibility & contrast

On white

1.32

#CBEE51 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.89

#CBEE51 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CBEE51

15.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CBEE51	#FFFFFF	#000000	##000000
##CBEE51	1.00	1.32	15.89	15.89
#FFFFFF	1.32	1.00	21.00	21.00
#000000	15.89	21.00	1.00	1.00
##000000	15.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FCE03B

Deuteranopia (green-blind)

#F8E05D

Tritanopia (blue-blind)

#D6E2CE

Achromatopsia (no color)

#E0E0E0

Design tokens & code

CSS

--color: #cbee51;
/* rgb */ color: rgb(203, 238, 81);
/* oklch */ color: oklch(89.5% 0.183 121.0);

Tailwind

colors: {
  custom: {
    50: '#def38a',
    500: '#cbee51',
    950: '#000000',
  },
}

SCSS

$custom: #cbee51;
$custom-light: #def38a;
$custom-dark: #000000;

JSON

{
  "hex": "#cbee51",
  "rgb": {
    "r": 203,
    "g": 238,
    "b": 81
  },
  "hsl": {
    "h": 73.376,
    "s": 82.199,
    "l": 62.549
  },
  "oklch": {
    "l": 0.89524,
    "c": 0.18257,
    "h": 121
  },
  "luminance": 0.7444
}

Semantic roles & 50–950 ramp

primary

#CBEE51

secondary

#4D30B3

accent

#07DF37

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#16170C

muted

#84857F

Preview Lab

Preview with #CBEE51

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

Preview Lab → · Contrast checker → · Palette generator →