Palettes / Colors / #158BB2
#158BB2 — Vivid Blue
#158BB2 is a blue color we call Vivid Blue, closest to the named color LightSeaGreen (#20B2AA). It belongs to the blue family.
Color name
Closest CSS keyword: lightseagreen (#20B2AA) — not an exact match. CSS lightseagreen gives you #20B2AA, a different color; use #158BB2 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.
#158BB2 is a cool blue color associated with trust, calm and professionalism. 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 #B23C15; it also sits naturally between #15B28B and #153CB2. In the palettes below you can see it working alongside real color combinations from our collection.
Color values
| HEX | #158BB2 |
|---|---|
| RGB | 21, 139, 178 |
| HSL | 195°, 79%, 39% |
| HSV | 195°, 88%, 70% |
| CMYK | 88%, 22%, 0%, 30% |
| XYZ | 17.58, 21.84, 45.41 |
| Yxy | 21.84, 0.2072, 0.2575 |
| CIE-Lab | 53.86, -16.23, -28.98 |
| Hunter Lab | 46.73, -12.34, -28.50 |
RGB & CMYK percentages
Red 8% · Green 55% · Blue 70%
Cyan 88% · Magenta 22% · Yellow 0% · Key 30%
CMYK values are unprofiled approximations for screen reference — not a print-proofing guarantee.
Previews
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CSS code for #158BB2
.text { color: #158BB2; }
.background { background-color: #158BB2; }
.border { border: 3px solid #158BB2; }
.text-rgb { color: rgb(21, 139, 178); }
.text-hsl { color: hsl(195, 79%, 39%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #158BB2; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(21, 139, 178, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #158BB2; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(21, 139, 178, 0.8); }
HTML: <p style="color:#158BB2">Text here</p> · <div style="background-color:#158BB2">Div content here</div>
Shades of #158BB2
Tints of #158BB2
Tones of #158BB2
Color harmonies
Complementary — #B23C15:
Analogous:
Triadic:
Contrast & accessibility
| Against white text | 3.91:1 AA large only |
|---|---|
| Against black text | 5.37:1 AA |
Best text color on #158BB2: #000000.
Semi-transparent (opacity) text on #158BB2
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 #158BB2: ·
How #158BB2 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 #158BB2 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 #158BB2?
#158BB2 is Vivid Blue, a blue color (RGB 21, 139, 178). Its closest standard named color is LightSeaGreen.
What is the RGB and HSL of #158BB2?
#158BB2 is RGB 21, 139, 178 — HSL 195°, 79%, 39% — CMYK 88%, 22%, 0%, 30%.
What colors go with #158BB2?
Its complement is #B23C15; analogous partners are #15B28B and #153CB2. It also appears in 6+ palettes in our collection.
Can I use #158BB2 for text?
Black text on #158BB2 has a contrast ratio of 5.37:1 (passes WCAG AA); white text gives 3.91:1.