Recognised as Colour

#E7004E

#E7004E
Red
Dark
Nearest: Crimson

#E7004E is a red with RGB values 231, 0, 78 and HSL 340°, 100%, 45%. It is a dark colour, so white text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#E7004E#E7004E

HEX#E7004E

RGBrgb(231, 0, 78)

RGB (0–1)0.9059, 0, 0.3059

RGB percentages90.6%, 0%, 30.6%

HSLhsl(339.7, 100%, 45.3%)

HSV / HSBhsv(339.7, 100%, 90.6%)

CMYK0%, 100%, 66.2%, 9.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer15,138,894

CSS custom property--colour: #E7004E;

Brightness & contrast

Relative luminance0.17539WCAG 2.x, 0 is black and 1 is white

Perceived brightness129 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 4.66:1

Contrast with white4.66:1WCAG normal text: AA

Contrast with black4.51:1WCAG normal text: AA

Greyscale equivalent#373737

Inverted#18FFB1

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#5C594Eno red cones; affects about 1% of men; ΔE 80.2 from the original

Deuteranopia#8F8348no green cones; the most common form, about 1% of men; ΔE 80.6 from the original

Tritanopia#FE002Eno blue cones; rare, and affects men and women equally; ΔE 25.4 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text4.66:1WCAG large text: AAA

Contrast with black, large text4.51:1WCAG large text: AAA

Named colours

Crimson · ΔE 9.8 Firebrick · ΔE 25.6 Brown · ΔE 29.3 Tomato · ΔE 30.8 Indian red · ΔE 31.9 Deep pink · ΔE 33.1

Nearest named CSS colourCrimson (#DC143C)ΔE 9.81, clearly different but related

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#00E799

Analogous#E700C2, #E72500

Triadic#4EE700, #004EE7

Split complementary#00E725, #00C2E7

Tetradic#C2E700, #00E799, #2500E7

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#FFB4CD

Lighter +30%#FF81AC

Lighter +20%#FF4E8A

Lighter +10%#FF1B68

Darker −10%#B4003D

Darker −20%#81002C

Darker −30%#4E001A

Darker −40%#1B0009

More saturated +25%#E7004E

Less saturated −25%#CA1D57

Channel breakdown

R231

B78

Red231 (90.6%)

Green0 (0%)

Blue78 (30.6%)

Hue339.74°

Saturation (HSL)100%

Lightness45.29%

Dominant channelRed

Hex per channelR E7 · G 00 · B 4E

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#E7004E

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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