Colour

#51271E

#51271E
Red
Dark
Nearest: Saddle brown

#51271E is a red with RGB values 81, 39, 30 and HSL 11°, 46%, 22%. It is a dark colour, so white text on it reaches 12.7:1 contrast (AAA for normal text). The nearest named colour is Saddle brown.

Colour values

#51271E#51271E

HEX#51271E

RGBrgb(81, 39, 30)

RGB (0–1)0.3176, 0.1529, 0.1176

RGB percentages31.8%, 15.3%, 11.8%

HSLhsl(10.6, 45.9%, 21.8%)

HSV / HSBhsv(10.6, 63%, 31.8%)

CMYK0%, 51.9%, 63%, 68.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer5,318,430

CSS custom property--colour: #51271E;

Brightness & contrast

Relative luminance0.03294WCAG 2.x, 0 is black and 1 is white

Perceived brightness54.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 12.66:1

Contrast with white12.66:1WCAG normal text: AAA

Contrast with black1.66:1WCAG normal text: Fail

Greyscale equivalent#2F2F2F

Inverted#AED8E1

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#312D1Dno red cones; affects about 1% of men; ΔE 20.4 from the original

Deuteranopia#3C361Dno green cones; the most common form, about 1% of men; ΔE 20.4 from the original

Tritanopia#592025no blue cones; rare, and affects men and women equally; ΔE 9.3 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text12.66:1WCAG large text: AAA

Contrast with black, large text1.66:1WCAG large text: Fail

Named colours

Saddle brown · ΔE 31.8 Black · ΔE 31.8 Sienna · ΔE 32.6 Dim grey · ΔE 33.2 Dark slate grey · ΔE 36.9 Maroon · ΔE 37.8

Nearest named CSS colourSaddle brown (#8B4513)ΔE 31.83, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#1E4851

Analogous#511E2E, #51411E

Triadic#1E5127, #271E51

Split complementary#1E5141, #1E2E51

Tetradic#2E511E, #1E4851, #411E51

Tints, shades & saturation

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

Lighter +40%#CA8171

Lighter +30%#BD5F4B

Lighter +20%#9B4B3A

Lighter +10%#76392C

Darker −10%#2C1510

Darker −20%#070302

Darker −30%#000000

Darker −40%#000000

More saturated +25%#5F1E10

Less saturated −25%#43302C

Channel breakdown

R81

G39

B30

Red81 (31.8%)

Green39 (15.3%)

Blue30 (11.8%)

Hue10.59°

Saturation (HSL)45.95%

Lightness21.76%

Dominant channelRed

Hex per channelR 51 · G 27 · B 1E

Keep nerding

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

#51271E

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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