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Recognised as Colour

#481B30

  • #481B30
  • Red
  • Dark
  • Nearest: Black

#481B30 is a red with RGB values 72, 27, 48 and HSL 332°, 45%, 19%. It is a dark colour, so white text on it reaches 14.2:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#481B30#481B30
HEX#481B30
RGBrgb(72, 27, 48)
RGB (0–1)0.2824, 0.1059, 0.1882
RGB percentages28.2%, 10.6%, 18.8%
HSLhsl(332, 45.5%, 19.4%)
HSV / HSBhsv(332, 62.5%, 28.2%)
CMYK0%, 62.5%, 33.3%, 71.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,725,552
CSS custom property--colour: #481B30;

Brightness & contrast

Relative luminance0.02375WCAG 2.x, 0 is black and 1 is white
Perceived brightness47.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.24:1
Contrast with white14.24:1WCAG normal text: AAA
Contrast with black1.47:1WCAG normal text: Fail
Greyscale equivalent#262626
Inverted#B7E4CF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#212631no red cones; affects about 1% of men; ΔE 23.8 from the original
Deuteranopia#2D2E2Fno green cones; the most common form, about 1% of men; ΔE 24.5 from the original
Tritanopia#4E1923no blue cones; rare, and affects men and women equally; ΔE 10 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text14.24:1WCAG large text: AAA
Contrast with black, large text1.47:1WCAG large text: Fail

Named colours

Black · ΔE 29.9Dim grey · ΔE 36.4Dark slate grey · ΔE 38.5Dark slateblue · ΔE 41.1Gray · ΔE 43.7Slate grey · ΔE 44.8
Nearest named CSS colourBlack (#000000)ΔE 29.93, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#1B4833
Analogous#481B47, #481D1B
Triadic#30481B, #1B3048
Split complementary#1B481C, #1B4748
Tetradic#47481B, #1B4833, #1C1B48

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C76894
Lighter +30%#B7457A
Lighter +20%#923761
Lighter +10%#6D2949
Darker −10%#230D17
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#540F2F
Less saturated −25%#3C2731

Channel breakdown

R72
G27
B48
Red72 (28.2%)
Green27 (10.6%)
Blue48 (18.8%)
Hue332°
Saturation (HSL)45.45%
Lightness19.41%
Dominant channelRed
Hex per channelR 48 · G 1B · B 30

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Every value on this page was computed from “481b30” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.