Palettes / Colors / #CA0901
#CA0901 — Vivid Red
#CA0901 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 #CA0901 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.
#CA0901 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 #01C4CB; it also sits naturally between #CB015F and #CB6D01. In the palettes below you can see it working alongside real color combinations from our collection.
Color values
| HEX | #CA0901 |
|---|---|
| RGB | 202, 9, 1 |
| HSL | 2°, 99%, 40% |
| HSV | 2°, 100%, 79% |
| CMYK | 0%, 96%, 100%, 21% |
| XYZ | 24.46, 12.75, 1.20 |
| Yxy | 12.75, 0.6367, 0.3320 |
| CIE-Lab | 42.39, 66.35, 56.15 |
| Hunter Lab | 35.71, 62.65, 21.87 |
RGB & CMYK percentages
Red 79% · Green 4% · Blue 0%
Cyan 0% · Magenta 96% · Yellow 100% · Key 21%
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 #CA0901
.text { color: #CA0901; }
.background { background-color: #CA0901; }
.border { border: 3px solid #CA0901; }
.text-rgb { color: rgb(202, 9, 1); }
.text-hsl { color: hsl(2, 99%, 40%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #CA0901; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(202, 9, 1, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #CA0901; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(202, 9, 1, 0.8); }
HTML: <p style="color:#CA0901">Text here</p> · <div style="background-color:#CA0901">Div content here</div>
Shades of #CA0901
Tints of #CA0901
Tones of #CA0901
Color harmonies
Complementary — #01C4CB:
Analogous:
Triadic:
Contrast & accessibility
| Against white text | 5.91:1 AA |
|---|---|
| Against black text | 3.55:1 AA large only |
Best text color on #CA0901: #FFFFFF.
Semi-transparent (opacity) text on #CA0901
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 #CA0901: ·
How #CA0901 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 #CA0901 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 #CA0901?
#CA0901 is Vivid Red, a red color (RGB 202, 9, 1). Its closest standard named color is FireBrick.
What is the RGB and HSL of #CA0901?
#CA0901 is RGB 202, 9, 1 — HSL 2°, 99%, 40% — CMYK 0%, 96%, 100%, 21%.
What colors go with #CA0901?
Its complement is #01C4CB; analogous partners are #CB015F and #CB6D01. It also appears in 6+ palettes in our collection.
Can I use #CA0901 for text?
White text on #CA0901 has a contrast ratio of 5.91:1 (passes WCAG AA); black text gives 3.55:1.