Colour

#CD2300

#CD2300
Red
Dark
Nearest: Orange red

#CD2300 is a red with RGB values 205, 35, 0 and HSL 10°, 100%, 40%. It is a dark colour, so white text on it reaches 5.5:1 contrast (AA for normal text). The nearest named colour is Orange red.

Colour values

#CD2300#CD2300

HEX#CD2300

RGBrgb(205, 35, 0)

RGB (0–1)0.8039, 0.1373, 0

RGB percentages80.4%, 13.7%, 0%

HSLhsl(10.2, 100%, 40.2%)

HSV / HSBhsv(10.2, 100%, 80.4%)

CMYK0%, 82.9%, 100%, 19.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,443,840

CSS custom property--colour: #CD2300;

Brightness & contrast

Relative luminance0.14181WCAG 2.x, 0 is black and 1 is white

Perceived brightness115.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.47:1

Contrast with white5.47:1WCAG normal text: AA

Contrast with black3.84:1WCAG normal text: Fail

Greyscale equivalent#454545

Inverted#32DCFF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#5D5100no red cones; affects about 1% of men; ΔE 68.6 from the original

Deuteranopia#867600no green cones; the most common form, about 1% of men; ΔE 67.7 from the original

Tritanopia#E30020no blue cones; rare, and affects men and women equally; ΔE 13.5 from the original

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

Contrast with white, large text5.47:1WCAG large text: AAA

Contrast with black, large text3.84:1WCAG large text: AA

Named colours

Orange red · ΔE 18 Red · ΔE 21.5 Tomato · ΔE 21.6 Firebrick · ΔE 21.9 Crimson · ΔE 25.5 Dark red · ΔE 26.1

Nearest named CSS colourOrange red (#FF4500)ΔE 17.96, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00AACD

Analogous#CD0043, #CD8A00

Triadic#00CD23, #2300CD

Split complementary#00CD8A, #0043CD

Tetradic#43CD00, #00AACD, #8A00CD

Tints, shades & saturation

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

Lighter +40%#FFAB9A

Lighter +30%#FF8167

Lighter +20%#FF5734

Lighter +10%#FF2C01

Darker −10%#9A1A00

Darker −20%#671200

Darker −30%#340900

Darker −40%#010000

More saturated +25%#CD2300

Less saturated −25%#B3341A

Channel breakdown

R205

G35

Red205 (80.4%)

Green35 (13.7%)

Blue0 (0%)

Hue10.24°

Saturation (HSL)100%

Lightness40.2%

Dominant channelRed

Hex per channelR CD · G 23 · B 00

Keep nerding

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#CD2300

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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