#B5C838#B5C838

#B5C838 is a light, vivid yellow. Relative luminance 0.514; OKLCH L 79.3% C 0.163 H 116.9°. Best body text is #000000 at 11.28:1 contrast (WCAG AA passes).

Color values

HEX	#B5C838
RGB	rgb(181, 200, 56)
HSL	hsl(68, 57%, 50%)
HSV	hsv(68, 72%, 78%)
CMYK	cmyk(9.5%, 0%, 72%, 21.6%)
CIE-LAB	lab(76.93, -24.55, 65.59)
CIE-LCH	lch(76.93, 70.03, 110.52°)
OKLab	oklab(79.27% -0.0738 0.1456)
OKLCH	oklch(79.27% 0.163 116.9)
XYZ	xyz(40.4251, 51.4183, 11.5358)
Luminance	0.5142 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5C838 #4B38C8

analogous

#C89338 #B5C838 #6DC838

triadic

#B5C838 #38B5C8 #C838B5

tetradic

#B5C838 #38C893 #4B38C8 #C8386D

square

#B5C838 #38C893 #4B38C8 #C8386D

split-complementary

#B5C838 #386DC8 #9338C8

monochromatic

#5F691D #8A992A #B5C838 #C7D568 #D9E398

Accessibility & contrast

On white

1.86

#B5C838 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.28

#B5C838 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5C838

11.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5C838	#FFFFFF	#000000	##000000
##B5C838	1.00	1.86	11.28	11.28
#FFFFFF	1.86	1.00	21.00	21.00
#000000	11.28	21.00	1.00	1.00
##000000	11.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6BD1D

Deuteranopia (green-blind)

#D4BF44

Tritanopia (blue-blind)

#C0BDAC

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #b5c838;
/* rgb */ color: rgb(181, 200, 56);
/* oklch */ color: oklch(79.3% 0.163 116.9);

Tailwind

colors: {
  custom: {
    50: '#cfd878',
    500: '#b5c838',
    950: '#000000',
  },
}

SCSS

$custom: #b5c838;
$custom-light: #cfd878;
$custom-dark: #000000;

JSON

{
  "hex": "#b5c838",
  "rgb": {
    "r": 181,
    "g": 200,
    "b": 56
  },
  "hsl": {
    "h": 67.917,
    "s": 56.693,
    "l": 50.196
  },
  "oklch": {
    "l": 0.79273,
    "c": 0.16321,
    "h": 116.9
  },
  "luminance": 0.51418
}

Semantic roles & 50–950 ramp

primary

#B5C838

secondary

#3A3273

accent

#48E05C

background

#FEFEFB

surface

#FBFBF1

border

#D4D4CB

text

#14140A

muted

#83837D

Preview Lab

Preview with #B5C838

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

Preview Lab → · Contrast checker → · Palette generator →