Colour

#CD3D17

#CD3D17
Red
Dark
Nearest: Tomato

#CD3D17 is a red with RGB values 205, 61, 23 and HSL 13°, 80%, 45%. It is a dark colour, so white text on it reaches 4.9:1 contrast (AA for normal text). The nearest named colour is Tomato.

Colour values

#CD3D17#CD3D17

HEX#CD3D17

RGBrgb(205, 61, 23)

RGB (0–1)0.8039, 0.2392, 0.0902

RGB percentages80.4%, 23.9%, 9%

HSLhsl(12.5, 79.8%, 44.7%)

HSV / HSBhsv(12.5, 88.8%, 80.4%)

CMYK0%, 70.2%, 88.8%, 19.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,450,519

CSS custom property--colour: #CD3D17;

Brightness & contrast

Relative luminance0.16378WCAG 2.x, 0 is black and 1 is white

Perceived brightness121.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 4.91:1

Contrast with white4.91:1WCAG normal text: AA

Contrast with black4.28:1WCAG normal text: Fail

Greyscale equivalent#595959

Inverted#32C2E8

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#695C0Eno red cones; affects about 1% of men; ΔE 59.9 from the original

Deuteranopia#8C7C0Ano green cones; the most common form, about 1% of men; ΔE 60.3 from the original

Tritanopia#E20037no blue cones; rare, and affects men and women equally; ΔE 24 from the original

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

Contrast with white, large text4.91:1WCAG large text: AAA

Contrast with black, large text4.28:1WCAG large text: AA

Named colours

Tomato · ΔE 16.1 Firebrick · ΔE 16.8 Chocolate · ΔE 20.5 Coral · ΔE 22.6 Dark red · ΔE 22.6 Orange red · ΔE 23.3

Nearest named CSS colourTomato (#FF6347)ΔE 16.07, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#17A7CD

Analogous#CD174C, #CD9817

Triadic#17CD3D, #3D17CD

Split complementary#17CD98, #174CCD

Tetradic#4CCD17, #17A7CD, #9817CD

Tints, shades & saturation

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

Lighter +40%#F7C6B9

Lighter +30%#F2A18B

Lighter +20%#ED7B5D

Lighter +10%#E8562F

Darker −10%#9F2F12

Darker −20%#71220D

Darker −30%#431408

Darker −40%#160602

More saturated +25%#E43000

Less saturated −25%#B14E34

Channel breakdown

R205

G61

B23

Red205 (80.4%)

Green61 (23.9%)

Blue23 (9%)

Hue12.53°

Saturation (HSL)79.82%

Lightness44.71%

Dominant channelRed

Hex per channelR CD · G 3D · B 17

Keep nerding

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

#CD3D17

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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