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#457CB0 Color

#457CB0 is rgb(69, 124, 176) in RGB, hsl(209, 44%, 48%) in HSL, and about cmyk(61%, 30%, 0%, 31%) in CMYK. It has no registered color name of its own — the closest is Steel Blue (#4682B4), very hard to tell apart at ΔE 2.9. Black text is the more readable choice on this background.

#457CB0
HEX#457CB0
RGBrgb(69, 124, 176)
HSLhsl(209, 44%, 48%)
HSVhsv(209, 61%, 69%)
CMYKcmyk(61%, 30%, 0%, 31%)
OKLCHoklch(57.2% 0.1 248.7)
LABlab(49.98% -6.44 -33.65)
LCHlch(49.98% 34.26 259.17)

What #457CB0 Is Called

Most hex codes have no name: there are 16.7 million of them and a few thousand registered names. These are the named colors nearest to #457CB0, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Browse the full index of named colors A-Z or every blue in the library.

#457CB0 Channel Values

How #457CB0 breaks down in each color model. Hue is measured in degrees around the color wheel; saturation, lightness, and the CMYK inks are percentages.

ModelChannelsNotes
RGBR 69 · G 124 · B 1768-bit channels as sent to the display
HSLH 209° · S 44% · L 48%Easiest model for building lighter and darker variants
HSVH 209° · S 61% · V 69%Matches the picker in most design tools
CMYKC 61% · M 30% · Y 0% · K 31%Approximate ink mix; confirm with an ICC profile before printing
Luminance4.41:1 vs white · 4.76:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #457CB0 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1. Contrast is one check, not a full accessibility review.

Fails AAWhite text4.41:1AA normal AA large AAA normal
TextBlack text4.76:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #457CB0 in the contrast checker.

Colors That Go With #457CB0

Pairings derived from color-wheel relationships. The complementary color sits opposite #457CB0; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base
Complementary
Analogous
Analogous
Triadic
Triadic
Split comp.
Split comp.

Tints & Shades of #457CB0

Lighter tints and darker shades built by moving the lightness channel while holding hue and saturation, which is what you want for hover states, backgrounds, and text variants.

Tints

Shades

Want a full 50-950 ramp with semantic roles? Generate design tokens from #457CB0.

How #457CB0 Looks with Color Vision Deficiency

Simulated with the Viénot, Brettel & Mollon LMS projection model. Anomalous types are rendered as partial versions of the matching dichromacy, which is an approximation rather than a per-person clinical model.

Typical#457CB0
Protanopia#7575B0
Protanomaly#6578B0
Deuteranopia#6E6EB1
Deuteranomaly#6074B0
Tritanopia#308484
Tritanomaly#3A8198
Achromatopsia#787878

Test a full palette in the color blindness simulator.

Using #457CB0 in Code

Copy-ready declarations for the places this color usually ends up.

CSS custom property--color-457cb0: #457CB0;
CSS backgroundbackground-color: #457CB0;
Tailwind configcolors: { 'color-457cb0': '#457CB0' }
SwiftUIColor(red: 0.271, green: 0.486, blue: 0.690)
Android XML<color name="color_457cb0">#457CB0</color>
SVG fillfill="#457CB0"

More Blue Colors

#457CB0 sits in the blue family. These are its neighbours across that family's full range, each with its own breakdown.

#457CB0 Frequently Asked Questions

What color is #457CB0?

#457CB0 is a mid-tone blue — rgb(69, 124, 176) in RGB and hsl(209, 44%, 48%) in HSL. It carries no registered color name of its own; the closest named color is Steel Blue (#4682B4), which is very hard to tell apart at a CIE76 distance of 2.9.

What is the RGB value of #457CB0?

#457CB0 is rgb(69, 124, 176) — red 69, green 124, and blue 176 on the 0-255 scale.

What is the CMYK value of #457CB0?

#457CB0 converts to approximately cmyk(61%, 30%, 0%, 31%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #457CB0 be black or white?

Black text is the more readable choice. #457CB0 scores 4.41:1 against white and 4.76:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #457CB0 as a CSS color keyword?

No. #457CB0 is not one of the CSS color keywords, so it has to be written as a hex, rgb() or hsl() value. The closest keyword is steelblue (#4682B4) at a CIE76 distance of 2.9, which is very hard to tell apart.

Open #457CB0 in a Tool

Keep exploring: every blue in the color library, the guide to shades of blue, or the full color library.