Recognised as Colour

#CD2B00

#CD2B00
Red
Dark
Nearest: Orange red

#CD2B00 is a red with RGB values 205, 43, 0 and HSL 13°, 100%, 40%. It is a dark colour, so white text on it reaches 5.3:1 contrast (AA for normal text). The nearest named colour is Orange red.

Colour values

#CD2B00#CD2B00

HEX#CD2B00

RGBrgb(205, 43, 0)

RGB (0–1)0.8039, 0.1686, 0

RGB percentages80.4%, 16.9%, 0%

HSLhsl(12.6, 100%, 40.2%)

HSV / HSBhsv(12.6, 100%, 80.4%)

CMYK0%, 79%, 100%, 19.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,445,888

CSS custom property--colour: #CD2B00;

Brightness & contrast

Relative luminance0.14707WCAG 2.x, 0 is black and 1 is white

Perceived brightness116.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.33:1

Contrast with white5.33:1WCAG normal text: AA

Contrast with black3.94:1WCAG normal text: Fail

Greyscale equivalent#4A4A4A

Inverted#32D4FF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#615400no red cones; affects about 1% of men; ΔE 66.1 from the original

Deuteranopia#887800no green cones; the most common form, about 1% of men; ΔE 65.8 from the original

Tritanopia#E30026no blue cones; rare, and affects men and women equally; ΔE 17.1 from the original

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

Contrast with white, large text5.33:1WCAG large text: AAA

Contrast with black, large text3.94:1WCAG large text: AA

Named colours

Orange red · ΔE 17.9 Tomato · ΔE 20.7 Firebrick · ΔE 21.8 Red · ΔE 22.8 Dark red · ΔE 25.9 Chocolate · ΔE 26.1

Nearest named CSS colourOrange red (#FF4500)ΔE 17.94, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00A2CD

Analogous#CD003C, #CD9100

Triadic#00CD2B, #2B00CD

Split complementary#00CD92, #003BCD

Tetradic#3BCD00, #00A2CD, #9100CD

Tints, shades & saturation

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

Lighter +40%#FFAF9A

Lighter +30%#FF8767

Lighter +20%#FF5F34

Lighter +10%#FF3601

Darker −10%#9A2000

Darker −20%#671600

Darker −30%#340B00

Darker −40%#010000

More saturated +25%#CD2B00

Less saturated −25%#B33A1A

Channel breakdown

R205

G43

Red205 (80.4%)

Green43 (16.9%)

Blue0 (0%)

Hue12.59°

Saturation (HSL)100%

Lightness40.2%

Dominant channelRed

Hex per channelR CD · G 2B · B 00

Keep nerding

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

#CD2B00

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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