Nerdulator> put something in

Colour

#471D2F

  • #471D2F
  • Red
  • Dark
  • Nearest: Black

#471D2F is a red with RGB values 71, 29, 47 and HSL 334°, 42%, 20%. It is a dark colour, so white text on it reaches 14.1:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#471D2F#471D2F
HEX#471D2F
RGBrgb(71, 29, 47)
RGB (0–1)0.2784, 0.1137, 0.1843
RGB percentages27.8%, 11.4%, 18.4%
HSLhsl(334.3, 42%, 19.6%)
HSV / HSBhsv(334.3, 59.2%, 27.8%)
CMYK0%, 59.2%, 33.8%, 72.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,660,527
CSS custom property--colour: #471D2F;

Brightness & contrast

Relative luminance0.02424WCAG 2.x, 0 is black and 1 is white
Perceived brightness47.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.14:1
Contrast with white14.14:1WCAG normal text: AAA
Contrast with black1.48:1WCAG normal text: Fail
Greyscale equivalent#272727
Inverted#B8E2D0

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#232630no red cones; affects about 1% of men; ΔE 21.7 from the original
Deuteranopia#2E2E2Eno green cones; the most common form, about 1% of men; ΔE 22.6 from the original
Tritanopia#4C1B24no blue cones; rare, and affects men and women equally; ΔE 8.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text14.14:1WCAG large text: AAA
Contrast with black, large text1.48:1WCAG large text: Fail

Named colours

Black · ΔE 28.6Dim grey · ΔE 35.1Dark slate grey · ΔE 36.8Dark slateblue · ΔE 42.1Gray · ΔE 42.5Slate grey · ΔE 43.8
Nearest named CSS colourBlack (#000000)ΔE 28.6, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#1D4735
Analogous#471D44, #47201D
Triadic#2F471D, #1D2F47
Split complementary#1D4720, #1D4447
Tetradic#44471D, #1D4735, #201D47

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C36D92
Lighter +30%#B44977
Lighter +20%#8F3B5F
Lighter +10%#6B2C47
Darker −10%#230E17
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#54102D
Less saturated −25%#3B2931

Channel breakdown

R71
G29
B47
Red71 (27.8%)
Green29 (11.4%)
Blue47 (18.4%)
Hue334.29°
Saturation (HSL)42%
Lightness19.61%
Dominant channelRed
Hex per channelR 47 · G 1D · B 2F

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 “471d2f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.