#B3C740#B3C740

#B3C740 is a light, vivid yellow. Relative luminance 0.508; OKLCH L 79.0% C 0.158 H 117.4°. Best body text is #000000 at 11.16:1 contrast (WCAG AA passes).

Color values

HEX	#B3C740
RGB	rgb(179, 199, 64)
HSL	hsl(69, 55%, 52%)
HSV	hsv(69, 68%, 78%)
CMYK	cmyk(10.1%, 0%, 67.8%, 22%)
CIE-LAB	lab(76.56, -24.45, 62.25)
CIE-LCH	lch(76.56, 66.88, 111.44°)
OKLab	oklab(78.95% -0.0727 0.1399)
OKLCH	oklch(78.95% 0.158 117.4)
XYZ	xyz(39.9401, 50.8011, 12.5511)
Luminance	0.5080 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3C740 #5440C7

analogous

#C79840 #B3C740 #70C740

triadic

#B3C740 #40B3C7 #C740B3

tetradic

#B3C740 #40C798 #5440C7 #C74070

square

#B3C740 #40C798 #5440C7 #C74070

split-complementary

#B3C740 #4070C7 #9840C7

monochromatic

#616D20 #8C9C2E #B3C740 #C6D56F #D9E39F

Accessibility & contrast

On white

1.88

#B3C740 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.16

#B3C740 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3C740

11.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3C740	#FFFFFF	#000000	##000000
##B3C740	1.00	1.88	11.16	11.16
#FFFFFF	1.88	1.00	21.00	21.00
#000000	11.16	21.00	1.00	1.00
##000000	11.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D4BC2C

Deuteranopia (green-blind)

#D2BE4A

Tritanopia (blue-blind)

#BEBCAC

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #b3c740;
/* rgb */ color: rgb(179, 199, 64);
/* oklch */ color: oklch(79.0% 0.158 117.4);

Tailwind

colors: {
  custom: {
    50: '#cdd77c',
    500: '#b3c740',
    950: '#000000',
  },
}

SCSS

$custom: #b3c740;
$custom-light: #cdd77c;
$custom-dark: #000000;

JSON

{
  "hex": "#b3c740",
  "rgb": {
    "r": 179,
    "g": 199,
    "b": 64
  },
  "hsl": {
    "h": 68.889,
    "s": 54.656,
    "l": 51.569
  },
  "oklch": {
    "l": 0.78953,
    "c": 0.15764,
    "h": 117.4
  },
  "luminance": 0.50801
}

Semantic roles & 50–950 ramp

primary

#B3C740

secondary

#3F3576

accent

#4ADE60

background

#FEFEFB

surface

#FBFBF2

border

#D4D4CC

text

#14140A

muted

#83837D

Preview Lab

Preview with #B3C740

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

Preview Lab → · Contrast checker → · Palette generator →