#B3BB40#B3BB40

#B3BB40 is a light, vivid yellow. Relative luminance 0.455; OKLCH L 76.3% C 0.144 H 112.9°. Best body text is #000000 at 10.10:1 contrast (WCAG AA passes).

Color values

HEX	#B3BB40
RGB	rgb(179, 187, 64)
HSL	hsl(64, 49%, 49%)
HSV	hsv(64, 66%, 73%)
CMYK	cmyk(4.3%, 0%, 65.8%, 26.7%)
CIE-LAB	lab(73.22, -18.53, 58.83)
CIE-LCH	lch(73.22, 61.68, 107.48°)
OKLab	oklab(76.27% -0.0561 0.1327)
OKLCH	oklch(76.27% 0.144 112.9)
XYZ	xyz(37.2872, 45.4953, 11.6667)
Luminance	0.4550 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3BB40 #4840BB

analogous

#BB8540 #B3BB40 #76BB40

triadic

#B3BB40 #40B3BB #BB40B3

tetradic

#B3BB40 #40BB85 #4840BB #BB4076

square

#B3BB40 #40BB85 #4840BB #BB4076

split-complementary

#B3BB40 #4076BB #8540BB

monochromatic

#5C6021 #878D30 #B3BB40 #C6CD6C #D8DC99

Accessibility & contrast

On white

2.08

#B3BB40 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.10

#B3BB40 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3BB40

10.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3BB40	#FFFFFF	#000000	##000000
##B3BB40	1.00	2.08	10.10	10.10
#FFFFFF	2.08	1.00	21.00	21.00
#000000	10.10	21.00	1.00	1.00
##000000	10.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C9B22F

Deuteranopia (green-blind)

#C9B548

Tritanopia (blue-blind)

#BFB0A2

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #b3bb40;
/* rgb */ color: rgb(179, 187, 64);
/* oklch */ color: oklch(76.3% 0.144 112.9);

Tailwind

colors: {
  custom: {
    50: '#cdcf7b',
    500: '#b3bb40',
    950: '#000000',
  },
}

SCSS

$custom: #b3bb40;
$custom-light: #cdcf7b;
$custom-dark: #000000;

JSON

{
  "hex": "#b3bb40",
  "rgb": {
    "r": 179,
    "g": 187,
    "b": 64
  },
  "hsl": {
    "h": 63.902,
    "s": 49.004,
    "l": 49.216
  },
  "oklch": {
    "l": 0.76273,
    "c": 0.14409,
    "h": 112.9
  },
  "luminance": 0.45495
}

Semantic roles & 50–950 ramp

primary

#B3BB40

secondary

#928FC8

accent

#4FD958

background

#FCFCF7

surface

#F9F9EE

border

#D2D2C9

text

#14130A

muted

#82827C

Preview Lab

Preview with #B3BB40

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

Preview Lab → · Contrast checker → · Palette generator →