Recognised as Colour

#BF031C

#BF031C
Red
Dark
Nearest: Firebrick

#BF031C is a red with RGB values 191, 3, 28 and HSL 352°, 97%, 38%. It is a dark colour, so white text on it reaches 6.5:1 contrast (AA for normal text). The nearest named colour is Firebrick.

Colour values

#BF031C#BF031C

HEX#BF031C

RGBrgb(191, 3, 28)

RGB (0–1)0.749, 0.0118, 0.1098

RGB percentages74.9%, 1.2%, 11%

HSLhsl(352, 96.9%, 38%)

HSV / HSBhsv(352, 98.4%, 74.9%)

CMYK0%, 98.4%, 85.3%, 25.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,518,172

CSS custom property--colour: #BF031C;

Brightness & contrast

Relative luminance0.11225WCAG 2.x, 0 is black and 1 is white

Perceived brightness104.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.47:1

Contrast with white6.47:1WCAG normal text: AA

Contrast with black3.25:1WCAG normal text: Fail

Greyscale equivalent#2D2D2D

Inverted#40FCE3

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#4F461Ano red cones; affects about 1% of men; ΔE 69.5 from the original

Deuteranopia#796B10no green cones; the most common form, about 1% of men; ΔE 69.1 from the original

Tritanopia#D30013no blue cones; rare, and affects men and women equally; ΔE 11.3 from the original

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

Contrast with white, large text6.47:1WCAG large text: AAA

Contrast with black, large text3.25:1WCAG large text: AA

Named colours

Firebrick · ΔE 10 Crimson · ΔE 13.2 Dark red · ΔE 18 Brown · ΔE 19.3 Maroon · ΔE 22.4 Tomato · ΔE 23.5

Nearest named CSS colourFirebrick (#B22222)ΔE 9.99, clearly different but related

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#03BFA6

Analogous#BF037A, #BF4803

Triadic#1CBF03, #031CBF

Split complementary#03BF48, #037ABF

Tetradic#7ABF03, #03BFA6, #4803BF

Tints, shades & saturation

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

Lighter +40%#FD919F

Lighter +30%#FC5F74

Lighter +20%#FC2C48

Lighter +10%#F10423

Darker −10%#8D0215

Darker −20%#5B010D

Darker −30%#280106

Darker −40%#000000

More saturated +25%#C2001A

Less saturated −25%#A71B2E

Channel breakdown

R191

B28

Red191 (74.9%)

Green3 (1.2%)

Blue28 (11%)

Hue352.02°

Saturation (HSL)96.91%

Lightness38.04%

Dominant channelRed

Hex per channelR BF · G 03 · B 1C

Keep nerding

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

#BF031C

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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