Recognised as Colour

#CF2A30

#CF2A30
Red
Dark
Nearest: Firebrick

#CF2A30 is a red with RGB values 207, 42, 48 and HSL 358°, 66%, 49%. It is a dark colour, so white text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Firebrick.

Colour values

#CF2A30#CF2A30

HEX#CF2A30

RGBrgb(207, 42, 48)

RGB (0–1)0.8118, 0.1647, 0.1882

RGB percentages81.2%, 16.5%, 18.8%

HSLhsl(357.8, 66.3%, 48.8%)

HSV / HSBhsv(357.8, 79.7%, 81.2%)

CMYK0%, 79.7%, 76.8%, 18.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,576,752

CSS custom property--colour: #CF2A30;

Brightness & contrast

Relative luminance0.15135WCAG 2.x, 0 is black and 1 is white

Perceived brightness118.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.21:1

Contrast with white5.21:1WCAG normal text: AA

Contrast with black4.03:1WCAG normal text: Fail

Greyscale equivalent#4E4E4E

Inverted#30D5CF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#5F562Eno red cones; affects about 1% of men; ΔE 67.2 from the original

Deuteranopia#877929no green cones; the most common form, about 1% of men; ΔE 67.4 from the original

Tritanopia#E4002Fno blue cones; rare, and affects men and women equally; ΔE 12.6 from the original

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

Contrast with white, large text5.21:1WCAG large text: AAA

Contrast with black, large text4.03:1WCAG large text: AA

Named colours

Firebrick · ΔE 9.5 Crimson · ΔE 9.8 Brown · ΔE 17.3 Tomato · ΔE 18.8 Dark red · ΔE 21.4 Maroon · ΔE 25

Nearest named CSS colourFirebrick (#B22222)ΔE 9.5, clearly different but related

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#2ACFC9

Analogous#CF2A83, #CF762A

Triadic#30CF2A, #2A30CF

Split complementary#2ACF76, #2A83CF

Tetradic#83CF2A, #2ACFC9, #762ACF

Tints, shades & saturation

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

Lighter +40%#F5D0D1

Lighter +30%#EDA5A8

Lighter +20%#E47B7F

Lighter +10%#DC5055

Darker −10%#A52126

Darker −20%#7A191C

Darker −30%#501013

Darker −40%#250809

More saturated +25%#EE0B13

Less saturated −25%#B0494D

Channel breakdown

R207

G42

B48

Red207 (81.2%)

Green42 (16.5%)

Blue48 (18.8%)

Hue357.82°

Saturation (HSL)66.27%

Lightness48.82%

Dominant channelRed

Hex per channelR CF · G 2A · B 30

Keep nerding

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

#CF2A30

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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