#E3001F Color (Hex and RGB)

#E3001F

rgb(227 0 31) · reads as red

#e3001f has RGB values (227, 0, 31). The color reads primarily as red in sRGB space.

Color values

Format	Value	Channels
HEX	`#E3001F`	RE3G00B1F
RGB	`rgb(227 0 31)`	R227G0B31
HSL	`hsl(352 100% 45%)`	H352°S100%L45%
OKLCH	`oklch(58% 0.23 26)`	L0.58C0.23H26°
HSV	`hsv(352, 100%, 89%)`	H352°S100%V89%
CMYK	`cmyk(0%, 100%, 86%, 11%)`	C0%M100%Y86%K11%

RGB mix

Red227 89.02%
Green0 0%
Blue31 12.16%

Base numbers

Base	R	G	B
Binary	`11100011`	`00000000`	`00011111`
Octal	`343`	`0`	`37`
Decimal	`227`	`0`	`31`
Hex	`e3`	`00`	`1f`

Shades & tints

Shades mix #E3001F with black; tints mix it with white. Click any swatch to explore it.

Shades

Tints

Color harmonies

Complementary

Opposite on the color wheel — maximum contrast.

Analogous

Neighbors 30° either side — calm and cohesive.

Triadic

Three hues spaced 120° apart — vibrant balance.

Monochromatic

Same hue and saturation, different lightness.

Similar brand colors

The closest colors from our brand palettes, measured in OKLab.

Contrast & accessibility

WCAG 2.1 contrast against white and black. Test other pairs in the contrast checker.

#E3001F on #FFFFFF

4.90:1

AA ✓AAA ✕AA Large ✓AAA Large ✓

#E3001F on #000000

4.29:1

AA ✕AAA ✕AA Large ✓AAA Large ✕

#FFFFFF on #E3001F