Palettes / Colors / #257598
#257598 — Blue
#257598 is a blue color we call Blue, closest to the named color DarkCyan (#008B8B). It belongs to the blue family.
Color name
Closest CSS keyword: darkcyan (#008B8B) — not an exact match. CSS darkcyan gives you #008B8B, a different color; use #257598 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.
#257598 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 #984725; it also sits naturally between #259881 and #253C98. In the palettes below you can see it working alongside real color combinations from our collection.
Color values
| HEX | #257598 |
|---|---|
| RGB | 37, 117, 152 |
| HSL | 198°, 61%, 37% |
| HSV | 198°, 76%, 60% |
| CMYK | 76%, 23%, 0%, 40% |
| XYZ | 12.79, 15.38, 32.00 |
| Yxy | 15.38, 0.2126, 0.2556 |
| CIE-Lab | 46.15, -11.67, -25.81 |
| Hunter Lab | 39.22, -8.46, -23.94 |
RGB & CMYK percentages
Red 15% · Green 46% · Blue 60%
Cyan 76% · Magenta 23% · Yellow 0% · Key 40%
CMYK values are unprofiled approximations for screen reference — not a print-proofing guarantee.
Previews
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CSS code for #257598
.text { color: #257598; }
.background { background-color: #257598; }
.border { border: 3px solid #257598; }
.text-rgb { color: rgb(37, 117, 152); }
.text-hsl { color: hsl(198, 61%, 37%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #257598; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(37, 117, 152, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #257598; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(37, 117, 152, 0.8); }
HTML: <p style="color:#257598">Text here</p> · <div style="background-color:#257598">Div content here</div>
Shades of #257598
Tints of #257598
Tones of #257598
Color harmonies
Complementary — #984725:
Analogous:
Triadic:
Contrast & accessibility
| Against white text | 5.15:1 AA |
|---|---|
| Against black text | 4.08:1 AA large only |
Best text color on #257598: #FFFFFF.
Semi-transparent (opacity) text on #257598
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 #257598: ·
How #257598 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 #257598 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 #257598?
#257598 is Blue, a blue color (RGB 37, 117, 152). Its closest standard named color is DarkCyan.
What is the RGB and HSL of #257598?
#257598 is RGB 37, 117, 152 — HSL 198°, 61%, 37% — CMYK 76%, 23%, 0%, 40%.
What colors go with #257598?
Its complement is #984725; analogous partners are #259881 and #253C98. It also appears in 6+ palettes in our collection.
Can I use #257598 for text?
White text on #257598 has a contrast ratio of 5.15:1 (passes WCAG AA); black text gives 4.08:1.