#B3C121#B3C121

#B3C121 is a light, vivid yellow. Relative luminance 0.478; OKLCH L 77.4% C 0.168 H 115.0°. Best body text is #000000 at 10.57:1 contrast (WCAG AA passes).

Color values

HEX	#B3C121
RGB	rgb(179, 193, 33)
HSL	hsl(65, 71%, 44%)
HSV	hsv(65, 83%, 76%)
CMYK	cmyk(7.3%, 0%, 82.9%, 24.3%)
CIE-LAB	lab(74.72, -22.90, 70.36)
CIE-LCH	lch(74.72, 73.99, 108.03°)
OKLab	oklab(77.43% -0.0709 0.1519)
OKLCH	oklch(77.43% 0.168 115)
XYZ	xyz(37.9361, 47.8341, 8.6730)
Luminance	0.4783 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3C121 #2F21C1

analogous

#C17F21 #B3C121 #63C121

triadic

#B3C121 #21B3C1 #C121B3

tetradic

#B3C121 #21C17F #2F21C1 #C12163

square

#B3C121 #21C17F #2F21C1 #C12163

split-complementary

#B3C121 #2163C1 #7F21C1

monochromatic

#52580F #838D18 #B3C121 #D1DE41 #DDE775

Accessibility & contrast

On white

1.99

#B3C121 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.57

#B3C121 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3C121

10.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3C121	#FFFFFF	#000000	##000000
##B3C121	1.00	1.99	10.57	10.57
#FFFFFF	1.99	1.00	21.00	21.00
#000000	10.57	21.00	1.00	1.00
##000000	10.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFB700

Deuteranopia (green-blind)

#CFB932

Tritanopia (blue-blind)

#BFB5A5

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #b3c121;
/* rgb */ color: rgb(179, 193, 33);
/* oklch */ color: oklch(77.4% 0.168 115.0);

Tailwind

colors: {
  custom: {
    50: '#ced36e',
    500: '#b3c121',
    950: '#000000',
  },
}

SCSS

$custom: #b3c121;
$custom-light: #ced36e;
$custom-dark: #000000;

JSON

{
  "hex": "#b3c121",
  "rgb": {
    "r": 179,
    "g": 193,
    "b": 33
  },
  "hsl": {
    "h": 65.25,
    "s": 70.796,
    "l": 44.314
  },
  "oklch": {
    "l": 0.77425,
    "c": 0.16761,
    "h": 115
  },
  "luminance": 0.47833
}

Semantic roles & 50–950 ramp

primary

#B3C121

secondary

#786FCF

accent

#3AEE4A

background

#FDFCF7

surface

#FAF9ED

border

#D3D2C8

text

#141408

muted

#83827B

Preview Lab

Preview with #B3C121

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

Preview Lab → · Contrast checker → · Palette generator →