Palettes / Colors / #667BC2
#667BC2 — Muted Blue
#667BC2 is a blue color we call Muted Blue, closest to the named color SlateBlue (#6A5ACD). It belongs to the blue family.
Color name
Closest CSS keyword: slateblue (#6A5ACD) — not an exact match. CSS slateblue gives you #6A5ACD, a different color; use #667BC2 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.
#667BC2 is a cool blue color associated with trust, calm and professionalism. It sits comfortably in the middle: usable for large areas in soft schemes, or as a supporting color beside something stronger.
Its strongest partner is its complement #C2AC66; it also sits naturally between #66A9C2 and #7E66C2. In the palettes below you can see it working alongside real color combinations from our collection.
Color values
| HEX | #667BC2 |
|---|---|
| RGB | 102, 123, 194 |
| HSL | 226°, 43%, 58% |
| HSV | 226°, 47%, 76% |
| CMYK | 47%, 37%, 0%, 24% |
| XYZ | 22.30, 20.89, 53.89 |
| Yxy | 20.89, 0.2297, 0.2151 |
| CIE-Lab | 52.82, 11.73, -39.54 |
| Hunter Lab | 45.70, 9.72, -41.97 |
RGB & CMYK percentages
Red 40% · Green 48% · Blue 76%
Cyan 47% · Magenta 37% · Yellow 0% · Key 24%
CMYK values are unprofiled approximations for screen reference — not a print-proofing guarantee.
Previews
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CSS code for #667BC2
.text { color: #667BC2; }
.background { background-color: #667BC2; }
.border { border: 3px solid #667BC2; }
.text-rgb { color: rgb(102, 123, 194); }
.text-hsl { color: hsl(226, 43%, 58%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #667BC2; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(102, 123, 194, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #667BC2; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(102, 123, 194, 0.8); }
HTML: <p style="color:#667BC2">Text here</p> · <div style="background-color:#667BC2">Div content here</div>
Shades of #667BC2
Tints of #667BC2
Tones of #667BC2
Color harmonies
Complementary — #C2AC66:
Analogous:
Triadic:
Contrast & accessibility
| Against white text | 4.06:1 AA large only |
|---|---|
| Against black text | 5.18:1 AA |
Best text color on #667BC2: #000000.
Semi-transparent (opacity) text on #667BC2
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 #667BC2: ·
How #667BC2 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 #667BC2 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 #667BC2?
#667BC2 is Muted Blue, a blue color (RGB 102, 123, 194). Its closest standard named color is SlateBlue.
What is the RGB and HSL of #667BC2?
#667BC2 is RGB 102, 123, 194 — HSL 226°, 43%, 58% — CMYK 47%, 37%, 0%, 24%.
What colors go with #667BC2?
Its complement is #C2AC66; analogous partners are #66A9C2 and #7E66C2. It also appears in 6+ palettes in our collection.
Can I use #667BC2 for text?
Black text on #667BC2 has a contrast ratio of 5.18:1 (passes WCAG AA); white text gives 4.06:1.