Blue (Crayola) (#1F75FE)

The hex code for Blue (Crayola) is #1F75FE. It is rgb(31, 117, 254) in RGB, hsl(217, 99%, 56%) in HSL, and about cmyk(88%, 54%, 0%, 0%) in CMYK — a mid-tone blue. Black text is the more readable choice on this background.

#1F75FE

HEX#1F75FE

RGBrgb(31, 117, 254)

HSLhsl(217, 99%, 56%)

HSVhsv(217, 88%, 100%)

CMYKcmyk(88%, 54%, 0%, 0%)

OKLCHoklch(59.5% 0.219 260.1)

LABlab(50.76% 16.02 -76.47)

LCHlch(50.76% 78.13 281.83)

Colors Closest to Blue (Crayola)

Blue (Crayola) is a registered color name. These are the named colors nearest to it, measured as CIE76 distance in CIELAB — a perceptual scale, so the ordering matches what the eye sees rather than how close the raw RGB numbers happen to sit.

Bluetiful#3C69E7ΔE 8.18 Vantg Blue#5271FFΔE 8.77 Ultramarine Blue#4166F5ΔE 10.19 Royal Blue#4169E1ΔE 10.73 Philippine Sky Blue#0066FFΔE 11.87 Blueberry#4F86F7ΔE 15.74

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

#1F75FE Channel Values

How Blue (Crayola) breaks down in each color model. Hue is measured in degrees around the color wheel; saturation, lightness, and the CMYK inks are percentages.

Model	Channels	Notes
RGB	R 31 · G 117 · B 254	8-bit channels as sent to the display
HSL	H 217° · S 99% · L 56%	Easiest model for building lighter and darker variants
HSV	H 217° · S 88% · V 100%	Matches the picker in most design tools
CMYK	C 88% · M 54% · Y 0% · K 0%	Approximate ink mix; confirm with an ICC profile before printing
Luminance	4.17:1 vs white · 5.03:1 vs black	WCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a Blue (Crayola) 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.

TextWhite text4.17:1AA normal ✗AA large ✓AAA normal ✗

TextBlack text5.03:1AA normal ✓AA large ✓AAA normal ✗

Need a specific ratio against another background? Open #1F75FE in the contrast checker.

Colors That Go With Blue (Crayola)

Pairings derived from color-wheel relationships. The complementary color sits opposite Blue (Crayola); 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 Blue (Crayola)

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 #1F75FE.

How Blue (Crayola) 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#1F75FE

Protanopia#6C6CFE

Protanomaly#5770FE

Deuteranopia#6363FF

Deuteranomaly#506AFE

Tritanopia#009090

Tritanomaly#0086C6

Achromatopsia#7C7C7C

Test a full palette in the color blindness simulator.

Using #1F75FE in Code

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

CSS custom property--blue-crayola: #1F75FE;

CSS backgroundbackground-color: #1F75FE;

Tailwind configcolors: { 'blue-crayola': '#1F75FE' }

SwiftUIColor(red: 0.122, green: 0.459, blue: 0.996)

Android XML<color name="blue_crayola">#1F75FE</color>

SVG fillfill="#1F75FE"

More Blue Colors

Blue (Crayola) sits in the bluefamily. These are its neighbours across that family's full range, each with its own breakdown.

2111ef 1f1fff 21314a 1f1f9e 213d54 1e90ff 214fc6 1e2939 22229b 1e1a4d 2243b6 1e174a 2e5894 3e3579 54b9f8 6a7282 87cefa a2a2d0 c2c9d1 dff2fe 000038 002e57 0099ff 101047

#1F75FE Frequently Asked Questions

What is the hex code for Blue (Crayola)?

The hex code for Blue (Crayola) is #1F75FE. That is rgb(31, 117, 254) in RGB, hsl(217, 99%, 56%) in HSL, and approximately cmyk(88%, 54%, 0%, 0%) in CMYK.

What is the RGB value of #1F75FE?

#1F75FE is rgb(31, 117, 254) — red 31, green 117, and blue 254 on the 0-255 scale.

What is the CMYK value of #1F75FE?

#1F75FE converts to approximately cmyk(88%, 54%, 0%, 0%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #1F75FE be black or white?

Black text is the more readable choice. #1F75FE scores 4.17:1 against white and 5.03:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #1F75FE as a CSS color keyword?

No. #1F75FE 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 royalblue (#4169E1) at a CIE76 distance of 10.73, which is visibly different.

Open Blue (Crayola) in a Tool

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