#B9C123#B9C123

#B9C123 is a light, vivid yellow. Relative luminance 0.486; OKLCH L 77.9% C 0.165 H 112.8°. Best body text is #000000 at 10.72:1 contrast (WCAG AA passes).

Color values

HEX	#B9C123
RGB	rgb(185, 193, 35)
HSL	hsl(63, 69%, 45%)
HSV	hsv(63, 82%, 76%)
CMYK	cmyk(4.1%, 0%, 81.9%, 24.3%)
CIE-LAB	lab(75.19, -20.29, 70.45)
CIE-LCH	lch(75.19, 73.31, 106.07°)
OKLab	oklab(77.92% -0.0638 0.1522)
OKLCH	oklch(77.92% 0.165 112.8)
XYZ	xyz(39.3823, 48.5765, 8.8914)
Luminance	0.4858 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B9C123 #2B23C1

analogous

#C17A23 #B9C123 #6AC123

triadic

#B9C123 #23B9C1 #C123B9

tetradic

#B9C123 #23C17A #2B23C1 #C1236A

square

#B9C123 #23C17A #2B23C1 #C1236A

split-complementary

#B9C123 #236AC1 #7A23C1

monochromatic

#565910 #878D1A #B9C123 #D5DD44 #E1E678

Accessibility & contrast

On white

1.96

#B9C123 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.72

#B9C123 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B9C123

10.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B9C123	#FFFFFF	#000000	##000000
##B9C123	1.00	1.96	10.72	10.72
#FFFFFF	1.96	1.00	21.00	21.00
#000000	10.72	21.00	1.00	1.00
##000000	10.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D0B800

Deuteranopia (green-blind)

#D0BB33

Tritanopia (blue-blind)

#C6B5A5

Achromatopsia (no color)

#B9B9B9

Design tokens & code

CSS

--color: #b9c123;
/* rgb */ color: rgb(185, 193, 35);
/* oklch */ color: oklch(77.9% 0.165 112.8);

Tailwind

colors: {
  custom: {
    50: '#d2d36e',
    500: '#b9c123',
    950: '#000000',
  },
}

SCSS

$custom: #b9c123;
$custom-light: #d2d36e;
$custom-dark: #000000;

JSON

{
  "hex": "#b9c123",
  "rgb": {
    "r": 185,
    "g": 193,
    "b": 35
  },
  "hsl": {
    "h": 63.038,
    "s": 69.298,
    "l": 44.706
  },
  "oklch": {
    "l": 0.77916,
    "c": 0.16501,
    "h": 112.8
  },
  "luminance": 0.48576
}

Semantic roles & 50–950 ramp

primary

#B9C123

secondary

#7672CE

accent

#3CEC45

background

#FDFCF7

surface

#FAF9ED

border

#D3D2C8

text

#151408

muted

#83827B

Preview Lab

Preview with #B9C123

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

Preview Lab → · Contrast checker → · Palette generator →