#B9C53B#B9C53B

#B9C53B is a light, vivid yellow. Relative luminance 0.506; OKLCH L 78.9% C 0.157 H 114.3°. Best body text is #000000 at 11.11:1 contrast (WCAG AA passes).

Color values

HEX	#B9C53B
RGB	rgb(185, 197, 59)
HSL	hsl(65, 54%, 50%)
HSV	hsv(65, 70%, 77%)
CMYK	cmyk(6.1%, 0%, 70.1%, 22.7%)
CIE-LAB	lab(76.41, -21.27, 64.12)
CIE-LCH	lch(76.41, 67.55, 108.35°)
OKLab	oklab(78.94% -0.0646 0.1429)
OKLCH	oklch(78.94% 0.157 114.3)
XYZ	xyz(40.7644, 50.5633, 11.7491)
Luminance	0.5056 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B9C53B #473BC5

analogous

#C58C3B #B9C53B #74C53B

triadic

#B9C53B #3BB9C5 #C53BB9

tetradic

#B9C53B #3BC58C #473BC5 #C53B74

square

#B9C53B #3BC58C #473BC5 #C53B74

split-complementary

#B9C53B #3B74C5 #8C3BC5

monochromatic

#61671F #8D962C #B9C53B #CAD36A #DBE199

Accessibility & contrast

On white

1.89

#B9C53B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.11

#B9C53B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B9C53B

11.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B9C53B	#FFFFFF	#000000	##000000
##B9C53B	1.00	1.89	11.11	11.11
#FFFFFF	1.89	1.00	21.00	21.00
#000000	11.11	21.00	1.00	1.00
##000000	11.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D3BB24

Deuteranopia (green-blind)

#D3BE46

Tritanopia (blue-blind)

#C5BAAA

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #b9c53b;
/* rgb */ color: rgb(185, 197, 59);
/* oklch */ color: oklch(78.9% 0.157 114.3);

Tailwind

colors: {
  custom: {
    50: '#d1d67a',
    500: '#b9c53b',
    950: '#000000',
  },
}

SCSS

$custom: #b9c53b;
$custom-light: #d1d67a;
$custom-dark: #000000;

JSON

{
  "hex": "#b9c53b",
  "rgb": {
    "r": 185,
    "g": 197,
    "b": 59
  },
  "hsl": {
    "h": 65.217,
    "s": 54.331,
    "l": 50.196
  },
  "oklch": {
    "l": 0.78937,
    "c": 0.1568,
    "h": 114.3
  },
  "luminance": 0.50563
}

Semantic roles & 50–950 ramp

primary

#B9C53B

secondary

#383371

accent

#4ADE57

background

#FEFEFB

surface

#FBFBF2

border

#D4D4CC

text

#14140A

muted

#83837D

Preview Lab

Preview with #B9C53B

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

Preview Lab → · Contrast checker → · Palette generator →