Recognised as Colour

#FE0010

#FE0010
Red
Dark
Nearest: Red

#FE0010 is a red with RGB values 254, 0, 16 and HSL 356°, 100%, 50%. It is a dark colour, so black text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Red.

Colour values

#FE0010#FE0010

HEX#FE0010

RGBrgb(254, 0, 16)

RGB (0–1)0.9961, 0, 0.0627

RGB percentages99.6%, 0%, 6.3%

HSLhsl(356.2, 100%, 49.8%)

HSV / HSBhsv(356.2, 100%, 99.6%)

CMYK0%, 100%, 93.7%, 0.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,646,160

CSS custom property--colour: #FE0010;

Brightness & contrast

Relative luminance0.21108WCAG 2.x, 0 is black and 1 is white

Perceived brightness139 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.22:1

Contrast with white4.02:1WCAG normal text: Fail

Contrast with black5.22:1WCAG normal text: AA

Greyscale equivalent#373737

Inverted#01FFEF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#6C5F05no red cones; affects about 1% of men; ΔE 86.5 from the original

Deuteranopia#A29000no green cones; the most common form, about 1% of men; ΔE 86 from the original

Tritanopia#FF0012no blue cones; rare, and affects men and women equally; ΔE 0.5 from the original

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

Contrast with white, large text4.02:1WCAG large text: AA

Contrast with black, large text5.22:1WCAG large text: AAA

Named colours

Red · ΔE 4.3 Orange red · ΔE 14.3 Tomato · ΔE 29.1 Crimson · ΔE 31.3 Firebrick · ΔE 37.6 Coral · ΔE 40.5

Nearest named CSS colourRed (#FF0000)ΔE 4.26, a close match

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00FEEE

Analogous#FE008F, #FE6F00

Triadic#10FE00, #0010FE

Split complementary#00FE6F, #008FFE

Tetradic#8FFE00, #00FEEE, #6F00FE

Tints, shades & saturation

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

Lighter +40%#FFCBCE

Lighter +30%#FF989E

Lighter +20%#FF656F

Lighter +10%#FF323F

Darker −10%#CB000D

Darker −20%#98000A

Darker −30%#650006

Darker −40%#320003

More saturated +25%#FE0010

Less saturated −25%#DE202C

Channel breakdown

R254

B16

Red254 (99.6%)

Green0 (0%)

Blue16 (6.3%)

Hue356.22°

Saturation (HSL)100%

Lightness49.8%

Dominant channelRed

Hex per channelR FE · G 00 · B 10

Keep nerding

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

#FE0010

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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