Colour

#45181D

#45181D
Red
Dark
Nearest: Black

#45181D is a red with RGB values 69, 24, 29 and HSL 353°, 48%, 18%. It is a dark colour, so white text on it reaches 15:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#45181D#45181D

HEX#45181D

RGBrgb(69, 24, 29)

RGB (0–1)0.2706, 0.0941, 0.1137

RGB percentages27.1%, 9.4%, 11.4%

HSLhsl(353.3, 48.4%, 18.2%)

HSV / HSBhsv(353.3, 65.2%, 27.1%)

CMYK0%, 65.2%, 58%, 72.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer4,528,157

CSS custom property--colour: #45181D;

Brightness & contrast

Relative luminance0.02007WCAG 2.x, 0 is black and 1 is white

Perceived brightness43.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 14.98:1

Contrast with white14.98:1WCAG normal text: AAA

Contrast with black1.4:1WCAG normal text: Fail

Greyscale equivalent#222222

Inverted#BAE7E2

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#22211Dno red cones; affects about 1% of men; ΔE 23.3 from the original

Deuteranopia#2E2A1Cno green cones; the most common form, about 1% of men; ΔE 23.2 from the original

Tritanopia#4C111Ano blue cones; rare, and affects men and women equally; ΔE 6.5 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text14.98:1WCAG large text: AAA

Contrast with black, large text1.4:1WCAG large text: Fail

Named colours

Black · ΔE 28.1 Dim grey · ΔE 37.2 Dark slate grey · ΔE 39 Saddle brown · ΔE 40.2 Sienna · ΔE 40.5 Maroon · ΔE 41.2

Nearest named CSS colourBlack (#000000)ΔE 28.12, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#184540

Analogous#451834, #452918

Triadic#1D4518, #181D45

Split complementary#184529, #183445

Tetradic#344518, #184540, #291845

Tints, shades & saturation

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

Lighter +40%#C8616C

Lighter +30%#B73F4D

Lighter +20%#91323D

Lighter +10%#6B252D

Darker −10%#1F0B0D

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#510C14

Less saturated −25%#392426

Channel breakdown

R69

G24

B29

Red69 (27.1%)

Green24 (9.4%)

Blue29 (11.4%)

Hue353.33°

Saturation (HSL)48.39%

Lightness18.24%

Dominant channelRed

Hex per channelR 45 · G 18 · B 1D

Keep nerding

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

#45181D

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

Nerdulate something else