Nerdulator> put something in

Recognised as Colour

#512C37

  • #512C37
  • Red
  • Dark
  • Nearest: Dim grey

#512C37 is a red with RGB values 81, 44, 55 and HSL 342°, 30%, 25%. It is a dark colour, so white text on it reaches 11.9:1 contrast (AAA for normal text). The nearest named colour is Dim grey.

Colour values

#512C37#512C37
HEX#512C37
RGBrgb(81, 44, 55)
RGB (0–1)0.3176, 0.1725, 0.2157
RGB percentages31.8%, 17.3%, 21.6%
HSLhsl(342.2, 29.6%, 24.5%)
HSV / HSBhsv(342.2, 45.7%, 31.8%)
CMYK0%, 45.7%, 32.1%, 68.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,319,735
CSS custom property--colour: #512C37;

Brightness & contrast

Relative luminance0.03827WCAG 2.x, 0 is black and 1 is white
Perceived brightness58.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.9:1
Contrast with white11.9:1WCAG normal text: AAA
Contrast with black1.77:1WCAG normal text: Fail
Greyscale equivalent#353535
Inverted#AED3C8

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#313337no red cones; affects about 1% of men; ΔE 18.9 from the original
Deuteranopia#3B3A36no green cones; the most common form, about 1% of men; ΔE 19.3 from the original
Tritanopia#572930no blue cones; rare, and affects men and women equally; ΔE 5.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text11.9:1WCAG large text: AAA
Contrast with black, large text1.77:1WCAG large text: Fail

Named colours

Dim grey · ΔE 28.3Black · ΔE 29.7Dark slate grey · ΔE 31.7Gray · ΔE 35.7Slate grey · ΔE 37.9Light slate grey · ΔE 40.6
Nearest named CSS colourDim grey (#696969)ΔE 28.33, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#2C5146
Analogous#512C4A, #51332C
Triadic#37512C, #2C3751
Split complementary#2C5133, #2C4A51
Tetradic#4A512C, #2C5146, #332C51

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BF8A9A
Lighter +30%#AD697D
Lighter +20%#935064
Lighter +10%#723E4D
Darker −10%#301A21
Darker −20%#0F080A
Darker −30%#000000
Darker −40%#000000
More saturated +25%#611C31
Less saturated −25%#413C3D

Channel breakdown

R81
G44
B55
Red81 (31.8%)
Green44 (17.3%)
Blue55 (21.6%)
Hue342.16°
Saturation (HSL)29.6%
Lightness24.51%
Dominant channelRed
Hex per channelR 51 · G 2C · B 37

Keep nerding

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

Nerdulate something else

Nothing in mind? Surprise me · today’s page

Every value on this page was computed from “512c37” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.