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Colour

#2F0300

  • #2F0300
  • Red
  • Dark
  • Nearest: Black

#2F0300 is a red with RGB values 47, 3, 0 and HSL 4°, 100%, 9%. It is a dark colour, so white text on it reaches 18.5:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#2F0300#2F0300
HEX#2F0300
RGBrgb(47, 3, 0)
RGB (0–1)0.1843, 0.0118, 0
RGB percentages18.4%, 1.2%, 0%
HSLhsl(3.8, 100%, 9.2%)
HSV / HSBhsv(3.8, 100%, 18.4%)
CMYK0%, 93.6%, 100%, 81.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,080,960
CSS custom property--colour: #2F0300;

Brightness & contrast

Relative luminance0.00669WCAG 2.x, 0 is black and 1 is white
Perceived brightness25.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 18.52:1
Contrast with white18.52:1WCAG normal text: AAA
Contrast with black1.13:1WCAG normal text: Fail
Greyscale equivalent#0C0C0C
Inverted#D0FCFF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#100D00no red cones; affects about 1% of men; ΔE 22.9 from the original
Deuteranopia#1B1700no green cones; the most common form, about 1% of men; ΔE 23.5 from the original
Tritanopia#350003no blue cones; rare, and affects men and women equally; ΔE 4.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text18.52:1WCAG large text: AAA
Contrast with black, large text1.13:1WCAG large text: Fail

Named colours

Black · ΔE 24.3Maroon · ΔE 43.6Dark slate grey · ΔE 43.8Saddle brown · ΔE 44.8Dim grey · ΔE 45Sienna · ΔE 46.6
Nearest named CSS colourBlack (#000000)ΔE 24.31, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#002C2F
Analogous#2F0015, #2F1B00
Triadic#002F03, #03002F
Split complementary#002F1B, #00152F
Tetradic#152F00, #002C2F, #1B002F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FB1000
Lighter +30%#C80D00
Lighter +20%#950A00
Lighter +10%#620600
Darker −10%#000000
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#2F0300
Less saturated −25%#290806

Channel breakdown

R47
G3
B0
Red47 (18.4%)
Green3 (1.2%)
Blue0 (0%)
Hue3.83°
Saturation (HSL)100%
Lightness9.22%
Dominant channelRed
Hex per channelR 2F · G 03 · B 00

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Every value on this page was computed from “2f0300” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.