#CBE040#CBE040

#CBE040 is a very light, vivid yellow. Relative luminance 0.664; OKLCH L 86.3% C 0.178 H 116.8°. Best body text is #000000 at 14.28:1 contrast (WCAG AA passes).

Color values

HEX	#CBE040
RGB	rgb(203, 224, 64)
HSL	hsl(68, 72%, 56%)
HSV	hsv(68, 71%, 88%)
CMYK	cmyk(9.4%, 0%, 71.4%, 12.2%)
CIE-LAB	lab(85.19, -26.67, 71.37)
CIE-LCH	lch(85.19, 76.19, 110.49°)
OKLab	oklab(86.32% -0.0801 0.1585)
OKLCH	oklch(86.32% 0.178 116.8)
XYZ	xyz(52.2109, 66.3786, 14.9114)
Luminance	0.6638 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CBE040 #5540E0

analogous

#E0A540 #CBE040 #7BE040

triadic

#CBE040 #40CBE0 #E040CB

tetradic

#CBE040 #40E0A5 #5540E0 #E0407B

square

#CBE040 #40E0A5 #5540E0 #E0407B

split-complementary

#CBE040 #407BE0 #A540E0

monochromatic

#7F8E17 #AEC320 #CBE040 #D9E975 #E8F1A9

Accessibility & contrast

On white

1.47

#CBE040 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.28

#CBE040 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CBE040

14.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CBE040	#FFFFFF	#000000	##000000
##CBE040	1.00	1.47	14.28	14.28
#FFFFFF	1.47	1.00	21.00	21.00
#000000	14.28	21.00	1.00	1.00
##000000	14.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EFD422

Deuteranopia (green-blind)

#EDD64D

Tritanopia (blue-blind)

#D8D3C1

Achromatopsia (no color)

#D5D5D5

Design tokens & code

CSS

--color: #cbe040;
/* rgb */ color: rgb(203, 224, 64);
/* oklch */ color: oklch(86.3% 0.178 116.8);

Tailwind

colors: {
  custom: {
    50: '#dee97f',
    500: '#cbe040',
    950: '#000000',
  },
}

SCSS

$custom: #cbe040;
$custom-light: #dee97f;
$custom-dark: #000000;

JSON

{
  "hex": "#cbe040",
  "rgb": {
    "r": 203,
    "g": 224,
    "b": 64
  },
  "hsl": {
    "h": 67.875,
    "s": 72.072,
    "l": 56.471
  },
  "oklch": {
    "l": 0.86319,
    "c": 0.17757,
    "h": 116.8
  },
  "luminance": 0.66378
}

Semantic roles & 50–950 ramp

primary

#CBE040

secondary

#3E3194

accent

#39EF51

background

#FEFEFB

surface

#FCFCF2

border

#D5D5CC

text

#16160B

muted

#84847E

Preview Lab

Preview with #CBE040

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

Preview Lab → · Contrast checker → · Palette generator →