#BBD028#BBD028

#BBD028 is a light, vivid yellow. Relative luminance 0.558; OKLCH L 81.4% C 0.178 H 117.1°. Best body text is #000000 at 12.17:1 contrast (WCAG AA passes).

Color values

HEX	#BBD028
RGB	rgb(187, 208, 40)
HSL	hsl(68, 68%, 49%)
HSV	hsv(68, 81%, 82%)
CMYK	cmyk(10.1%, 0%, 80.8%, 18.4%)
CIE-LAB	lab(79.52, -26.59, 72.98)
CIE-LCH	lch(79.52, 77.68, 110.02°)
OKLab	oklab(81.44% -0.0809 0.1584)
OKLCH	oklch(81.44% 0.178 117.1)
XYZ	xyz(43.4336, 55.8303, 10.4953)
Luminance	0.5583 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BBD028 #3D28D0

analogous

#D09128 #BBD028 #67D028

triadic

#BBD028 #28BBD0 #D028BB

tetradic

#BBD028 #28D091 #3D28D0 #D02867

square

#BBD028 #28D091 #3D28D0 #D02867

split-complementary

#BBD028 #2867D0 #9128D0

monochromatic

#5F6914 #8D9D1E #BBD028 #CEDF57 #DDE88A

Accessibility & contrast

On white

1.73

#BBD028 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.17

#BBD028 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #BBD028

12.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BBD028	#FFFFFF	#000000	##000000
##BBD028	1.00	1.73	12.17	12.17
#FFFFFF	1.73	1.00	21.00	21.00
#000000	12.17	21.00	1.00	1.00
##000000	12.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DFC400

Deuteranopia (green-blind)

#DDC63A

Tritanopia (blue-blind)

#C7C4B2

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #bbd028;
/* rgb */ color: rgb(187, 208, 40);
/* oklch */ color: oklch(81.4% 0.178 117.1);

Tailwind

colors: {
  custom: {
    50: '#d4de72',
    500: '#bbd028',
    950: '#000000',
  },
}

SCSS

$custom: #bbd028;
$custom-light: #d4de72;
$custom-dark: #000000;

JSON

{
  "hex": "#bbd028",
  "rgb": {
    "r": 187,
    "g": 208,
    "b": 40
  },
  "hsl": {
    "h": 67.5,
    "s": 67.742,
    "l": 48.627
  },
  "oklch": {
    "l": 0.81435,
    "c": 0.17787,
    "h": 117.1
  },
  "luminance": 0.5583
}

Semantic roles & 50–950 ramp

primary

#BBD028

secondary

#322973

accent

#3DEB53

background

#FEFEFB

surface

#FCFCF1

border

#D5D5CB

text

#151509

muted

#84847D

Preview Lab

Preview with #BBD028

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

Preview Lab → · Contrast checker → · Palette generator →