Maroon Colors  ·  Color Library

Palettes / Colors / #BB2104

#BB2104 — Vivid Red

#BB2104 is a red color we call Vivid Red, closest to the named color FireBrick (#B22222). It belongs to the red family.

Color name

Closest CSS keyword: firebrick (#B22222) — not an exact match. CSS firebrick gives you #B22222, a different color; use #BB2104 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.

#BB2104 is a warm red color associated with energy, passion and urgency. 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 #049BB9; it also sits naturally between #B90440 and #B97D04. In the palettes below you can see it working alongside real color combinations from our collection.

#BB2104 · RGB 187, 33, 4

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Color values

HEX#BB2104
RGB187, 33, 4
HSL10°, 96%, 37%
HSV10°, 98%, 73%
CMYK0%, 82%, 98%, 27%
XYZ21.06, 11.66, 1.26
Yxy11.66, 0.6198, 0.3432
CIE-Lab40.67, 58.28, 52.52
Hunter Lab34.15, 52.97, 20.63

RGB & CMYK percentages

Red 73% · Green 13% · Blue 2%

Cyan 0% · Magenta 82% · Yellow 98% · Key 27%

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

Previews

Sample text in #BB2104 on black
Lorem ipsum dolor sit amet, consectetur adipiscing elit.
Sample text in #BB2104 on white
Lorem ipsum dolor sit amet, consectetur adipiscing elit.

CSS code for #BB2104

.text { color: #BB2104; }
.background { background-color: #BB2104; }
.border { border: 3px solid #BB2104; }
.text-rgb { color: rgb(187, 33, 4); }
.text-hsl { color: hsl(10, 96%, 37%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #BB2104; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(187, 33, 4, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #BB2104; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(187, 33, 4, 0.8); }

HTML: <p style="color:#BB2104">Text here</p> · <div style="background-color:#BB2104">Div content here</div>

Shades of #BB2104

#AA1F03#961C03#871903#781602#691302#551002#460D01#370A01#230601#140400

Tints of #BB2104

#D72704#F52D05#FA431E#FB5C3C#FC755A#FC8A73#FDA391#FDBCAF#FED5CD#FFEEEB

Tones of #BB2104

#AC2B11#9F331D#923C2A#854538#784D45#6C5651

Color harmonies

Complementary — #049BB9:

Analogous:

Triadic:

Contrast & accessibility

Against white text6.30:1 AA
Against black text3.33:1 AA large only

Best text color on #BB2104: #FFFFFF.

Semi-transparent (opacity) text on #BB2104

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:

100%
Sample heading text
Smaller body text shows the effect best.

Blended color: · Contrast against #BB2104: ·

How #BB2104 looks with color blindness

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

Protanopia · #78770BDeuteranopia · #818D0DTritanopia · #B31112

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:

Tailwind red 600 · #DC2626Tailwind orange 600 · #EA580CBootstrap danger · #DC3545

Palettes with a similar color

These palettes use a close neighbour of #BB2104 rather than the exact color:

Palette 2a004e
#2A004E · #500073 · #C62300 · #F14A00
Burning Voyage
#B61E11 · #EB722D · #F1C36D · #F6F1A1
Palette Cece5a
#CECE5A · #FFE17B · #FD8D14 · #C51605
Palette 640d5f
#640D5F · #B12C00 · #EB5B00 · #FFCC00
Hidden Drift
#BA130E · #E02206 · #F16344 · #E9C1A0
Smoky Terrace
#C72E07 · #D7B013 · #F3DC66 · #EBE5AE

Similar colors

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

#C62300#B61E11#C51605#B12C00#BA130E#C72E07#C3110C#A72703#AD1F14#B31312#AD150F#BD1D1A

Browse neighbouring colors

← #BB2103  ·  #BB2105 →

Frequently asked questions

What color is #BB2104?

#BB2104 is Vivid Red, a red color (RGB 187, 33, 4). Its closest standard named color is FireBrick.

What is the RGB and HSL of #BB2104?

#BB2104 is RGB 187, 33, 4 — HSL 10°, 96%, 37% — CMYK 0%, 82%, 98%, 27%.

What colors go with #BB2104?

Its complement is #049BB9; analogous partners are #B90440 and #B97D04. It also appears in 6+ palettes in our collection.

Can I use #BB2104 for text?

White text on #BB2104 has a contrast ratio of 6.30:1 (passes WCAG AA); black text gives 3.33:1.