#CBEC51#CBEC51

#CBEC51 is a very light, vivid yellow-green. Relative luminance 0.733; OKLCH L 89.1% C 0.180 H 120.5°. Best body text is #000000 at 15.66:1 contrast (WCAG AA passes).

Color values

HEX	#CBEC51
RGB	rgb(203, 236, 81)
HSL	hsl(73, 80%, 62%)
HSV	hsv(73, 66%, 93%)
CMYK	cmyk(14%, 0%, 65.7%, 7.5%)
CIE-LAB	lab(88.58, -31.34, 68.61)
CIE-LCH	lch(88.58, 75.43, 114.55°)
OKLab	oklab(89.08% -0.0916 0.1552)
OKLCH	oklch(89.08% 0.18 120.5)
XYZ	xyz(56.1101, 73.2816, 18.9718)
Luminance	0.7328 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CBEC51 #7251EC

analogous

#ECBF51 #CBEC51 #7EEC51

triadic

#CBEC51 #51CBEC #EC51CB

tetradic

#CBEC51 #51ECBF #7251EC #EC517E

square

#CBEC51 #51ECBF #7251EC #EC517E

split-complementary

#CBEC51 #517EEC #BF51EC

monochromatic

#8EAF13 #BBE61A #CBEC51 #DBF288 #ECF8BF

Accessibility & contrast

On white

1.34

#CBEC51 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.66

#CBEC51 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CBEC51

15.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CBEC51	#FFFFFF	#000000	##000000
##CBEC51	1.00	1.34	15.66	15.66
#FFFFFF	1.34	1.00	21.00	21.00
#000000	15.66	21.00	1.00	1.00
##000000	15.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FADF3B

Deuteranopia (green-blind)

#F6DF5D

Tritanopia (blue-blind)

#D6E0CD

Achromatopsia (no color)

#DEDEDE

Design tokens & code

CSS

--color: #cbec51;
/* rgb */ color: rgb(203, 236, 81);
/* oklch */ color: oklch(89.1% 0.180 120.5);

Tailwind

colors: {
  custom: {
    50: '#def289',
    500: '#cbec51',
    950: '#000000',
  },
}

SCSS

$custom: #cbec51;
$custom-light: #def289;
$custom-dark: #000000;

JSON

{
  "hex": "#cbec51",
  "rgb": {
    "r": 203,
    "g": 236,
    "b": 81
  },
  "hsl": {
    "h": 72.774,
    "s": 80.311,
    "l": 62.157
  },
  "oklch": {
    "l": 0.89083,
    "c": 0.18023,
    "h": 120.5
  },
  "luminance": 0.73281
}

Semantic roles & 50–950 ramp

primary

#CBEC51

secondary

#4C31B0

accent

#09DD36

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#16160C

muted

#84857F

Preview Lab

Preview with #CBEC51

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

Preview Lab → · Contrast checker → · Palette generator →