#b9b900

Color #b9b900

A vivid, highly saturated dark yellow.

Closest named color Yellow Green #9acd32 · ΔE 22.69 Nearest Tailwind class yellow-300 #ffdf20 · ΔE 13.2

Open in Palette generator Color wheel Color mixer Contrast checker Blindness simulator Gradient

Conversions

HEX

#b9b900

RGB

rgb(185, 185, 0)

HSL

hsl(60, 100%, 36.3%)

HSV / HSB

hsv(60, 100%, 72.5%)

CMYK

cmyk(0%, 0%, 100%, 27.5%)

LAB

lab(72.9, -16.94, 74.24)

LCH

lch(72.9, 76.15, 102.85)

OKLCH

oklch(76.1%, 0.1658, 109.78)

HWB

hwb(60, 0%, 27.5%)

Harmony colors

Complementary

#0000b9

Analogous

#b95d00

#b9b900

#5db900

Triadic

#b9b900

#00b9b9

#b900b9

Split-complementary

#b9b900

#005db9

#5d00b9

Tetradic

#b9b900

#00b900

#0000b9

#b900b9

Square

#b9b900

#00b95d

#0000b9

#b9005d

Shades

Color #b9b900 mixed toward black.

#9a9a00

#7b7b00

#5d5d00

#3e3e00

#1f1f00

Tints

Color #b9b900 mixed toward white.

#efef00

#ffff26

#ffff5d

#ffff93

#ffffc9

Tones

Color #b9b900 mixed toward gray.

#aaaa0f

#9a9a1f

#8b8b2e

#7b7b3e

#6c6c4d

Accessibility

Aa White text on this color

2.1:1

Aa Black text on this color

10:1

Black text reads better on this background (10:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#b9b960 · ΔE 8.1

Deuteranopia

#b9b96a · ΔE 9.7

Tritanopia

#b97e84 · ΔE 45.5

Achromatopsia

#b3b3b3 · ΔE 28.1

Left half is the original, right half is the simulated appearance. See all 8 vision types →

Code

CSS

background-color: #b9b900;

Tailwind (arbitrary value)

bg-[#b9b900]

Related colors

Ivory #fffff0

Beige #f5f5dc

Light Goldenrod Yellow #fafad2

Light Yellow #ffffe0

Olive #808000

Yellow #ffff00

Frequently asked questions

#b9b900 (#b9b900) is rgb(185, 185, 0) in RGB.

No, #b9b900 is not one of the 216 web-safe colors — for that, every RGB channel would have to be a multiple of 51.

Related tools

Colors

HEX to RGB Converter

Convert any HEX color code to its RGB and HSL equivalents, live, with copy-to-clipboard values.

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Contrast Checker

Check the WCAG contrast ratio between any two colors, live, with AA/AAA pass-fail results.

Try it → Generators

Palette Generator

Generate complementary, analogous, triadic, split-complementary, tetradic, square, and monochromatic palettes from any base color.

Try it →

Build something with this color

Generate a full palette from #b9b900, or check how it holds up for accessibility.

Generate a palette → Check contrast