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Recognised as Colour

#270A13

  • #270A13
  • Red
  • Dark
  • Nearest: Black

#270A13 is a red with RGB values 39, 10, 19 and HSL 341°, 59%, 10%. It is a dark colour, so white text on it reaches 18.4:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#270A13#270A13
HEX#270A13
RGBrgb(39, 10, 19)
RGB (0–1)0.1529, 0.0392, 0.0745
RGB percentages15.3%, 3.9%, 7.5%
HSLhsl(341.4, 59.2%, 9.6%)
HSV / HSBhsv(341.4, 74.4%, 15.3%)
CMYK0%, 74.4%, 51.3%, 84.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,558,483
CSS custom property--colour: #270A13;

Brightness & contrast

Relative luminance0.00695WCAG 2.x, 0 is black and 1 is white
Perceived brightness23.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 18.44:1
Contrast with white18.44:1WCAG normal text: AAA
Contrast with black1.14:1WCAG normal text: Fail
Greyscale equivalent#111111
Inverted#D8F5EC

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0F1013no red cones; affects about 1% of men; ΔE 15.8 from the original
Deuteranopia#171612no green cones; the most common form, about 1% of men; ΔE 16.3 from the original
Tritanopia#2B070Dno blue cones; rare, and affects men and women equally; ΔE 4.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text18.44:1WCAG large text: AAA
Contrast with black, large text1.14:1WCAG large text: Fail

Named colours

Black · ΔE 17Dark slate grey · ΔE 37.4Dim grey · ΔE 41.3Gray · ΔE 49.9Dark slateblue · ΔE 50.6Slate grey · ΔE 51.2
Nearest named CSS colourBlack (#000000)ΔE 16.99, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#0A271E
Analogous#270A22, #270F0A
Triadic#13270A, #0A1327
Split complementary#0A270F, #0A2227
Tetradic#22270A, #0A271E, #0F0A27

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C93462
Lighter +30%#A1294E
Lighter +20%#781F3B
Lighter +10%#501427
Darker −10%#000000
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#2D0411
Less saturated −25%#211015

Channel breakdown

R39
G10
B19
Red39 (15.3%)
Green10 (3.9%)
Blue19 (7.5%)
Hue341.38°
Saturation (HSL)59.18%
Lightness9.61%
Dominant channelRed
Hex per channelR 27 · G 0A · B 13

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Every value on this page was computed from “270a13” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.