Colour

#C30011

#C30011
Red
Dark
Nearest: Firebrick

#C30011 is a red with RGB values 195, 0, 17 and HSL 355°, 100%, 38%. It is a dark colour, so white text on it reaches 6.3:1 contrast (AA for normal text). The nearest named colour is Firebrick.

Colour values

#C30011#C30011

HEX#C30011

RGBrgb(195, 0, 17)

RGB (0–1)0.7647, 0, 0.0667

RGB percentages76.5%, 0%, 6.7%

HSLhsl(354.8, 100%, 38.2%)

HSV / HSBhsv(354.8, 100%, 76.5%)

CMYK0%, 100%, 91.3%, 23.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,779,537

CSS custom property--colour: #C30011;

Brightness & contrast

Relative luminance0.11643WCAG 2.x, 0 is black and 1 is white

Perceived brightness106.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.31:1

Contrast with white6.31:1WCAG normal text: AA

Contrast with black3.33:1WCAG normal text: Fail

Greyscale equivalent#2B2B2B

Inverted#3CFFEE

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#51470Cno red cones; affects about 1% of men; ΔE 70.8 from the original

Deuteranopia#7B6D00no green cones; the most common form, about 1% of men; ΔE 70.7 from the original

Tritanopia#D8000Eno blue cones; rare, and affects men and women equally; ΔE 9.2 from the original

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

Contrast with white, large text6.31:1WCAG large text: AAA

Contrast with black, large text3.33:1WCAG large text: AA

Named colours

Firebrick · ΔE 14.9 Crimson · ΔE 17.3 Dark red · ΔE 20.7 Tomato · ΔE 23 Brown · ΔE 24.4 Maroon · ΔE 25.6

Nearest named CSS colourFirebrick (#B22222)ΔE 14.87, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00C3B2

Analogous#C30073, #C35100

Triadic#11C300, #0011C3

Split complementary#00C350, #0073C3

Tetradic#72C300, #00C3B2, #5000C3

Tints, shades & saturation

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

Lighter +40%#FF909A

Lighter +30%#FF5D6B

Lighter +20%#FF2A3D

Lighter +10%#F60015

Darker −10%#90000D

Darker −20%#5D0008

Darker −30%#2A0004

Darker −40%#000000

More saturated +25%#C30011

Less saturated −25%#AB1825

Channel breakdown

R195

B17

Red195 (76.5%)

Green0 (0%)

Blue17 (6.7%)

Hue354.77°

Saturation (HSL)100%

Lightness38.24%

Dominant channelRed

Hex per channelR C3 · G 00 · B 11

Keep nerding

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

#C30011

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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