Palettes / Colors / #FB0804
#FB0804 — Vivid Red
#FB0804 is a red color we call Vivid Red, closest to the named color Red (#FF0000). It belongs to the red family.
Color name
Closest CSS keyword: red (#FF0000) — not an exact match. CSS red gives you #FF0000, a different color; use #FB0804 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.
#FB0804 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 #04F7FB; it also sits naturally between #FB047B and #FB8404. In the palettes below you can see it working alongside real color combinations from our collection.
Color values
| HEX | #FB0804 |
|---|---|
| RGB | 251, 8, 4 |
| HSL | 1°, 97%, 50% |
| HSV | 1°, 98%, 98% |
| CMYK | 0%, 97%, 98%, 2% |
| XYZ | 39.89, 20.69, 2.01 |
| Yxy | 20.69, 0.6374, 0.3306 |
| CIE-Lab | 52.61, 78.62, 65.47 |
| Hunter Lab | 45.49, 80.63, 27.78 |
RGB & CMYK percentages
Red 98% · Green 3% · Blue 2%
Cyan 0% · Magenta 97% · Yellow 98% · Key 2%
CMYK values are unprofiled approximations for screen reference — not a print-proofing guarantee.
Previews
Lorem ipsum dolor sit amet, consectetur adipiscing elit.
Lorem ipsum dolor sit amet, consectetur adipiscing elit.
CSS code for #FB0804
.text { color: #FB0804; }
.background { background-color: #FB0804; }
.border { border: 3px solid #FB0804; }
.text-rgb { color: rgb(251, 8, 4); }
.text-hsl { color: hsl(1, 97%, 50%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #FB0804; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(251, 8, 4, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #FB0804; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(251, 8, 4, 0.8); }
HTML: <p style="color:#FB0804">Text here</p> · <div style="background-color:#FB0804">Div content here</div>
Shades of #FB0804
Tints of #FB0804
Tones of #FB0804
Color harmonies
Complementary — #04F7FB:
Analogous:
Triadic:
Contrast & accessibility
| Against white text | 4.09:1 AA large only |
|---|---|
| Against black text | 5.14:1 AA |
Best text color on #FB0804: #000000.
Semi-transparent (opacity) text on #FB0804
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:
Smaller body text shows the effect best.
Blended color: · Contrast against #FB0804: ·
How #FB0804 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 #FB0804 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
Frequently asked questions
What color is #FB0804?
#FB0804 is Vivid Red, a red color (RGB 251, 8, 4). Its closest standard named color is Red.
What is the RGB and HSL of #FB0804?
#FB0804 is RGB 251, 8, 4 — HSL 1°, 97%, 50% — CMYK 0%, 97%, 98%, 2%.
What colors go with #FB0804?
Its complement is #04F7FB; analogous partners are #FB047B and #FB8404. It also appears in 6+ palettes in our collection.
Can I use #FB0804 for text?
Black text on #FB0804 has a contrast ratio of 5.14:1 (passes WCAG AA); white text gives 4.09:1.