Colour

#F7001D

#F7001D
Red
Dark
Nearest: Red

#F7001D is a red with RGB values 247, 0, 29 and HSL 353°, 100%, 48%. It is a dark colour, so black text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Red.

Colour values

#F7001D#F7001D

HEX#F7001D

RGBrgb(247, 0, 29)

RGB (0–1)0.9686, 0, 0.1137

RGB percentages96.9%, 0%, 11.4%

HSLhsl(353, 100%, 48.4%)

HSV / HSBhsv(353, 100%, 96.9%)

CMYK0%, 100%, 88.3%, 3.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,187,421

CSS custom property--colour: #F7001D;

Brightness & contrast

Relative luminance0.19863WCAG 2.x, 0 is black and 1 is white

Perceived brightness135.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 4.97:1

Contrast with white4.22:1WCAG normal text: Fail

Contrast with black4.97:1WCAG normal text: AA

Greyscale equivalent#373737

Inverted#08FFE2

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#685C18no red cones; affects about 1% of men; ΔE 84.8 from the original

Deuteranopia#9D8C03no green cones; the most common form, about 1% of men; ΔE 84.8 from the original

Tritanopia#FF0016no blue cones; rare, and affects men and women equally; ΔE 5.3 from the original

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

Contrast with white, large text4.22:1WCAG large text: AA

Contrast with black, large text4.97:1WCAG large text: AAA

Named colours

Red · ΔE 10.9 Orange red · ΔE 17.4 Crimson · ΔE 24.6 Tomato · ΔE 25.2 Firebrick · ΔE 32 Coral · ΔE 37.7

Nearest named CSS colourRed (#FF0000)ΔE 10.91, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00F7DA

Analogous#F70099, #F75F00

Triadic#1DF700, #001DF7

Split complementary#00F75F, #0099F7

Tetradic#98F700, #00F7DA, #5E00F7

Tints, shades & saturation

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

Lighter +40%#FFC4CB

Lighter +30%#FF919E

Lighter +20%#FF5E71

Lighter +10%#FF2B44

Darker −10%#C40017

Darker −20%#910011

Darker −30%#5E000B

Darker −40%#2B0005

More saturated +25%#F7001D

Less saturated −25%#D81F35

Channel breakdown

R247

B29

Red247 (96.9%)

Green0 (0%)

Blue29 (11.4%)

Hue352.96°

Saturation (HSL)100%

Lightness48.43%

Dominant channelRed

Hex per channelR F7 · G 00 · B 1D

Keep nerding

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

#F7001D

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

Nerdulate something else