#CBF45B#CBF45B

#CBF45B is a very light, vivid yellow-green. Relative luminance 0.782; OKLCH L 90.9% C 0.183 H 122.9°. Best body text is #000000 at 16.63:1 contrast (WCAG AA passes).

Color values

HEX	#CBF45B
RGB	rgb(203, 244, 91)
HSL	hsl(76, 87%, 66%)
HSV	hsv(76, 63%, 96%)
CMYK	cmyk(16.8%, 0%, 62.7%, 4.3%)
CIE-LAB	lab(90.85, -34.35, 67.08)
CIE-LCH	lch(90.85, 75.37, 117.12°)
OKLab	oklab(90.93% -0.099 0.1533)
OKLCH	oklch(90.93% 0.183 122.9)
XYZ	xyz(58.8682, 78.1530, 21.8792)
Luminance	0.7815 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CBF45B #845BF4

analogous

#F4D05B #CBF45B #7EF45B

triadic

#CBF45B #5BCBF4 #F45BCB

tetradic

#CBF45B #5BF4D0 #845BF4 #F45B7E

square

#CBF45B #5BF4D0 #845BF4 #F45B7E

split-complementary

#CBF45B #5B7EF4 #D05BF4

monochromatic

#95C70D #B9F022 #CBF45B #DDF894 #EFFCCE

Accessibility & contrast

On white

1.26

#CBF45B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.63

#CBF45B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CBF45B

16.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CBF45B	#FFFFFF	#000000	##000000
##CBF45B	1.00	1.26	16.63	16.63
#FFFFFF	1.26	1.00	21.00	21.00
#000000	16.63	21.00	1.00	1.00
##000000	16.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE648

Deuteranopia (green-blind)

#FCE566

Tritanopia (blue-blind)

#D4E8D4

Achromatopsia (no color)

#E5E5E5

Design tokens & code

CSS

--color: #cbf45b;
/* rgb */ color: rgb(203, 244, 91);
/* oklch */ color: oklch(90.9% 0.183 122.9);

Tailwind

colors: {
  custom: {
    50: '#def790',
    500: '#cbf45b',
    950: '#000000',
  },
}

SCSS

$custom: #cbf45b;
$custom-light: #def790;
$custom-dark: #000000;

JSON

{
  "hex": "#cbf45b",
  "rgb": {
    "r": 203,
    "g": 244,
    "b": 91
  },
  "hsl": {
    "h": 76.078,
    "s": 87.429,
    "l": 65.686
  },
  "oklch": {
    "l": 0.90934,
    "c": 0.18255,
    "h": 122.9
  },
  "luminance": 0.78153
}

Semantic roles & 50–950 ramp

primary

#CBF45B

secondary

#572FC4

accent

#02E43E

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#15170D

muted

#84857F

Preview Lab

Preview with #CBF45B

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

Preview Lab → · Contrast checker → · Palette generator →