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Recognised as Colour

#300A04

  • #300A04
  • Red
  • Dark
  • Nearest: Black

#300A04 is a red with RGB values 48, 10, 4 and HSL 8°, 85%, 10%. It is a dark colour, so white text on it reaches 17.9:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#300A04#300A04
HEX#300A04
RGBrgb(48, 10, 4)
RGB (0–1)0.1882, 0.0392, 0.0157
RGB percentages18.8%, 3.9%, 1.6%
HSLhsl(8.2, 84.6%, 10.2%)
HSV / HSBhsv(8.2, 91.7%, 18.8%)
CMYK0%, 79.2%, 91.7%, 81.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,148,292
CSS custom property--colour: #300A04;

Brightness & contrast

Relative luminance0.00854WCAG 2.x, 0 is black and 1 is white
Perceived brightness27.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 17.94:1
Contrast with white17.94:1WCAG normal text: AAA
Contrast with black1.17:1WCAG normal text: Fail
Greyscale equivalent#121212
Inverted#CFF5FB

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#151203no red cones; affects about 1% of men; ΔE 20.4 from the original
Deuteranopia#1E1A03no green cones; the most common form, about 1% of men; ΔE 20.9 from the original
Tritanopia#360209no blue cones; rare, and affects men and women equally; ΔE 7.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text17.94:1WCAG large text: AAA
Contrast with black, large text1.17:1WCAG large text: Fail

Named colours

Black · ΔE 22.8Dark slate grey · ΔE 41.1Dim grey · ΔE 42.5Saddle brown · ΔE 43.4Maroon · ΔE 44Sienna · ΔE 45.3
Nearest named CSS colourBlack (#000000)ΔE 22.83, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#042A30
Analogous#300414, #302004
Triadic#04300A, #0A0430
Split complementary#043020, #041430
Tetradic#143004, #042A30, #200430

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#EB3215
Lighter +30%#BD2710
Lighter +20%#8E1E0C
Lighter +10%#5F1408
Darker −10%#010000
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#340700
Less saturated −25%#2A0F0A

Channel breakdown

R48
G10
B4
Red48 (18.8%)
Green10 (3.9%)
Blue4 (1.6%)
Hue8.18°
Saturation (HSL)84.62%
Lightness10.2%
Dominant channelRed
Hex per channelR 30 · G 0A · B 04

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Every value on this page was computed from “300a04” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.