#B3CA28#B3CA28

#B3CA28 is a light, vivid yellow. Relative luminance 0.520; OKLCH L 79.5% C 0.174 H 118.0°. Best body text is #000000 at 11.40:1 contrast (WCAG AA passes).

Color values

HEX	#B3CA28
RGB	rgb(179, 202, 40)
HSL	hsl(69, 67%, 47%)
HSV	hsv(69, 80%, 79%)
CMYK	cmyk(11.4%, 0%, 80.2%, 20.8%)
CIE-LAB	lab(77.27, -27.03, 70.79)
CIE-LCH	lch(77.27, 75.77, 110.90°)
OKLab	oklab(79.48% -0.0817 0.154)
OKLCH	oklch(79.48% 0.174 118)
XYZ	xyz(40.0949, 51.9784, 9.9277)
Luminance	0.5198 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3CA28 #3F28CA

analogous

#CA9028 #B3CA28 #62CA28

triadic

#B3CA28 #28B3CA #CA28B3

tetradic

#B3CA28 #28CA90 #3F28CA #CA2862

square

#B3CA28 #28CA90 #3F28CA #CA2862

split-complementary

#B3CA28 #2862CA #9028CA

monochromatic

#586414 #86971E #B3CA28 #C9DD52 #D9E785

Accessibility & contrast

On white

1.84

#B3CA28 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.40

#B3CA28 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3CA28

11.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3CA28	#FFFFFF	#000000	##000000
##B3CA28	1.00	1.84	11.40	11.40
#FFFFFF	1.84	1.00	21.00	21.00
#000000	11.40	21.00	1.00	1.00
##000000	11.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D8BF00

Deuteranopia (green-blind)

#D6C039

Tritanopia (blue-blind)

#BEBEAD

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #b3ca28;
/* rgb */ color: rgb(179, 202, 40);
/* oklch */ color: oklch(79.5% 0.174 118.0);

Tailwind

colors: {
  custom: {
    50: '#ceda71',
    500: '#b3ca28',
    950: '#000000',
  },
}

SCSS

$custom: #b3ca28;
$custom-light: #ceda71;
$custom-dark: #000000;

JSON

{
  "hex": "#b3ca28",
  "rgb": {
    "r": 179,
    "g": 202,
    "b": 40
  },
  "hsl": {
    "h": 68.519,
    "s": 66.942,
    "l": 47.451
  },
  "oklch": {
    "l": 0.79482,
    "c": 0.17433,
    "h": 118
  },
  "luminance": 0.51978
}

Semantic roles & 50–950 ramp

primary

#B3CA28

secondary

#32286E

accent

#3EEA56

background

#FEFEFB

surface

#FBFBF1

border

#D4D4CB

text

#141409

muted

#83837D

Preview Lab

Preview with #B3CA28

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

Preview Lab → · Contrast checker → · Palette generator →