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Recognised as Colour

#2A0605

  • #2A0605
  • Red
  • Dark
  • Nearest: Black

#2A0605 is a red with RGB values 42, 6, 5 and HSL 2°, 79%, 9%. It is a dark colour, so white text on it reaches 18.6:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#2A0605#2A0605
HEX#2A0605
RGBrgb(42, 6, 5)
RGB (0–1)0.1647, 0.0235, 0.0196
RGB percentages16.5%, 2.4%, 2%
HSLhsl(1.6, 78.7%, 9.2%)
HSV / HSBhsv(1.6, 88.1%, 16.5%)
CMYK0%, 85.7%, 88.1%, 83.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,754,053
CSS custom property--colour: #2A0605;

Brightness & contrast

Relative luminance0.00633WCAG 2.x, 0 is black and 1 is white
Perceived brightness23.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 18.64:1
Contrast with white18.64:1WCAG normal text: AAA
Contrast with black1.13:1WCAG normal text: Fail
Greyscale equivalent#0E0E0E
Inverted#D5F9FA

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#100E05no red cones; affects about 1% of men; ΔE 18.6 from the original
Deuteranopia#191604no green cones; the most common form, about 1% of men; ΔE 19.5 from the original
Tritanopia#2F0006no blue cones; rare, and affects men and women equally; ΔE 6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text18.64:1WCAG large text: AAA
Contrast with black, large text1.13:1WCAG large text: Fail

Named colours

Black · ΔE 19.8Dark slate grey · ΔE 40.3Dim grey · ΔE 43.1Saddle brown · ΔE 47.4Maroon · ΔE 47.9Sienna · ΔE 49.1
Nearest named CSS colourBlack (#000000)ΔE 19.77, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#05292A
Analogous#2A0516, #2A1805
Triadic#052A06, #06052A
Split complementary#052A18, #05162A
Tetradic#172A05, #05292A, #19052A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E0201B
Lighter +30%#B31A15
Lighter +20%#851310
Lighter +10%#580D0A
Darker −10%#000000
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#2F0100
Less saturated −25%#240C0B

Channel breakdown

R42
G6
B5
Red42 (16.5%)
Green6 (2.4%)
Blue5 (2%)
Hue1.62°
Saturation (HSL)78.72%
Lightness9.22%
Dominant channelRed
Hex per channelR 2A · G 06 · B 05

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Every value on this page was computed from “2a0605” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.