Palettes / Colors / #21BC06

#21BC06 — Vivid Green

#21BC06 is a green color we call Vivid Green, closest to the named color ForestGreen (#228B22). It belongs to the green family.

Color name

Closest CSS keyword: forestgreen (#228B22) — not an exact match. CSS forestgreen gives you #228B22, a different color; use #21BC06 when you need this exact shade.

Sources: common names follow widely used color-name references; CSS keywords and their hex values follow the CSS Color specification.

#21BC06 is a warm-leaning green color associated with growth, calm and balance. It is saturated enough to be the accent — buttons, highlights and calls to action — while neutrals do the quiet work around it.

Its strongest partner is its complement #A106BC; it also sits naturally between #7CBC06 and #06BC46. In the palettes below you can see it working alongside real color combinations from our collection.

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Color values

RGB & CMYK percentages

Red 13% · Green 74% · Blue 2%

Cyan 82% · Magenta 0% · Yellow 97% · Key 26%

CMYK values are unprofiled approximations for screen reference — not a print-proofing guarantee.

Previews

CSS code for #21BC06

.text { color: #21BC06; }
.background { background-color: #21BC06; }
.border { border: 3px solid #21BC06; }
.text-rgb { color: rgb(33, 188, 6); }
.text-hsl { color: hsl(111, 94%, 38%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #21BC06; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(33, 188, 6, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #21BC06; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(33, 188, 6, 0.8); }

HTML: <p style="color:#21BC06">Text here</p> · <div style="background-color:#21BC06">Div content here</div>

Shades of #21BC06

Tints of #21BC06

Tones of #21BC06

Color harmonies

Complementary — #A106BC:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #21BC06: #000000.

Semi-transparent (opacity) text on #21BC06

Text set with opacity blends into the background, so its real contrast is lower than the solid ratios above. Choose a text color and an opacity to see the blended color and its true ratio:

How #21BC06 looks with color blindness

Simulated with standard Machado color-vision-deficiency matrices — useful when this color carries meaning in charts, maps or interfaces:

Closest design-system colors

The nearest matches in the Tailwind CSS, Material Design and Bootstrap palettes — handy when you need a framework class instead of a raw hex:

Palettes with a similar color

These palettes use a close neighbour of #21BC06 rather than the exact color:

Similar colors

The closest colors that actually appear in our palette collection — click any to open its page:

Browse neighbouring colors

← #21BC05  ·  #21BC07 →

Frequently asked questions

What color is #21BC06?

#21BC06 is Vivid Green, a green color (RGB 33, 188, 6). Its closest standard named color is ForestGreen.

What is the RGB and HSL of #21BC06?

#21BC06 is RGB 33, 188, 6 — HSL 111°, 94%, 38% — CMYK 82%, 0%, 97%, 26%.

What colors go with #21BC06?

Its complement is #A106BC; analogous partners are #7CBC06 and #06BC46. It also appears in 6+ palettes in our collection.

Can I use #21BC06 for text?

Black text on #21BC06 has a contrast ratio of 8.26:1 (passes WCAG AA); white text gives 2.54:1.