Recognised as Colour

#3F0710

#3F0710
Red
Dark
Nearest: Black

#3F0710 is a red with RGB values 63, 7, 16 and HSL 350°, 80%, 14%. It is a dark colour, so white text on it reaches 16.8:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#3F0710#3F0710

HEX#3F0710

RGBrgb(63, 7, 16)

RGB (0–1)0.2471, 0.0275, 0.0627

RGB percentages24.7%, 2.7%, 6.3%

HSLhsl(350.4, 80%, 13.7%)

HSV / HSBhsv(350.4, 88.9%, 24.7%)

CMYK0%, 88.9%, 74.6%, 75.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer4,130,576

CSS custom property--colour: #3F0710;

Brightness & contrast

Relative luminance0.01246WCAG 2.x, 0 is black and 1 is white

Perceived brightness35.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 16.81:1

Contrast with white16.81:1WCAG normal text: AAA

Contrast with black1.25:1WCAG normal text: Fail

Greyscale equivalent#141414

Inverted#C0F8EF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#171610no red cones; affects about 1% of men; ΔE 28.8 from the original

Deuteranopia#25210Eno green cones; the most common form, about 1% of men; ΔE 28.7 from the original

Tritanopia#46000Bno blue cones; rare, and affects men and women equally; ΔE 6.2 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text16.81:1WCAG large text: AAA

Contrast with black, large text1.25:1WCAG large text: Fail

Named colours

Black · ΔE 30.8 Maroon · ΔE 38 Brown · ΔE 40.6 Saddle brown · ΔE 40.8 Sienna · ΔE 41.8 Dark red · ΔE 43

Nearest named CSS colourBlack (#000000)ΔE 30.78, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#073F36

Analogous#3F072C, #3F1A07

Triadic#103F07, #07103F

Split complementary#073F1A, #072C3F

Tetradic#2C3F07, #073F36, #1A073F

Tints, shades & saturation

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

Lighter +40%#E72B49

Lighter +30%#C91633

Lighter +20%#9B1127

Lighter +10%#6D0C1C

Darker −10%#110204

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#46000B

Less saturated −25%#361016

Channel breakdown

R63

B16

Red63 (24.7%)

Green7 (2.7%)

Blue16 (6.3%)

Hue350.36°

Saturation (HSL)80%

Lightness13.73%

Dominant channelRed

Hex per channelR 3F · G 07 · B 10

Keep nerding

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

#3F0710

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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