Palettes / Colors / #123761
#123761 — Deep Blue
#123761 is a blue color we call Deep Blue, closest to the named color MidnightBlue (#191970). It belongs to the blue family.
Color name
Closest CSS keyword: midnightblue (#191970) — not an exact match. CSS midnightblue gives you #191970, a different color; use #123761 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.
#123761 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 #633D12; it also sits naturally between #126063 and #151263. In the palettes below you can see it working alongside real color combinations from our collection.
Color values
| HEX | #123761 |
|---|---|
| RGB | 18, 55, 97 |
| HSL | 212°, 69%, 23% |
| HSV | 212°, 81%, 38% |
| CMYK | 81%, 43%, 0%, 62% |
| XYZ | 3.77, 3.72, 11.83 |
| Yxy | 3.72, 0.1952, 0.1927 |
| CIE-Lab | 22.74, 3.60, -28.64 |
| Hunter Lab | 19.30, 2.20, -24.80 |
RGB & CMYK percentages
Red 7% · Green 22% · Blue 38%
Cyan 81% · Magenta 43% · Yellow 0% · Key 62%
CMYK values are unprofiled approximations for screen reference — not a print-proofing guarantee.
Previews
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CSS code for #123761
.text { color: #123761; }
.background { background-color: #123761; }
.border { border: 3px solid #123761; }
.text-rgb { color: rgb(18, 55, 97); }
.text-hsl { color: hsl(212, 69%, 23%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #123761; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(18, 55, 97, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #123761; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(18, 55, 97, 0.8); }
HTML: <p style="color:#123761">Text here</p> · <div style="background-color:#123761">Div content here</div>
Shades of #123761
Tints of #123761
Tones of #123761
Color harmonies
Complementary — #633D12:
Analogous:
Triadic:
Contrast & accessibility
| Against white text | 12.04:1 AAA |
|---|---|
| Against black text | 1.74:1 Fails |
Best text color on #123761: #FFFFFF.
Semi-transparent (opacity) text on #123761
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 #123761: ·
How #123761 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 #123761 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 #123761?
#123761 is Deep Blue, a blue color (RGB 18, 55, 97). Its closest standard named color is MidnightBlue.
What is the RGB and HSL of #123761?
#123761 is RGB 18, 55, 97 — HSL 212°, 69%, 23% — CMYK 81%, 43%, 0%, 62%.
What colors go with #123761?
Its complement is #633D12; analogous partners are #126063 and #151263. It also appears in 6+ palettes in our collection.
Can I use #123761 for text?
White text on #123761 has a contrast ratio of 12.04:1 (passes WCAG AA); black text gives 1.74:1.