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Colour

#00002F

  • #00002F
  • Blue
  • Dark
  • Nearest: Black

#00002F is a blue with RGB values 0, 0, 47 and HSL 240°, 100%, 9%. It is a dark colour, so white text on it reaches 20.2:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#00002F#00002F
HEX#00002F
RGBrgb(0, 0, 47)
RGB (0–1)0, 0, 0.1843
RGB percentages0%, 0%, 18.4%
HSLhsl(240, 100%, 9.2%)
HSV / HSBhsv(240, 100%, 18.4%)
CMYK100%, 100%, 0%, 81.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer47
CSS custom property--colour: #00002F;

Brightness & contrast

Relative luminance0.00205WCAG 2.x, 0 is black and 1 is white
Perceived brightness15.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 20.17:1
Contrast with white20.17:1WCAG normal text: AAA
Contrast with black1.04:1WCAG normal text: Fail
Greyscale equivalent#030303
Inverted#FFFFD0

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#000930no red cones; affects about 1% of men; ΔE 4.2 from the original
Deuteranopia#00042Eno green cones; the most common form, about 1% of men; ΔE 2.9 from the original
Tritanopia#000D17no blue cones; rare, and affects men and women equally; ΔE 25.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text20.17:1WCAG large text: AAA
Contrast with black, large text1.04:1WCAG large text: Fail

Named colours

Black · ΔE 30.5Midnight blue · ΔE 32.1Dark slateblue · ΔE 34.9Dark slate grey · ΔE 45.2Rebecca purple · ΔE 47.3Indigo · ΔE 50.1
Nearest named CSS colourBlack (#000000)ΔE 30.53, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#2F2F00
Analogous#00182F, #18002F
Triadic#2F0000, #002F00
Split complementary#2F1800, #182F00
Tetradic#2F0018, #2F2F00, #002F18

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#0000FB
Lighter +30%#0000C8
Lighter +20%#000095
Lighter +10%#000062
Darker −10%#000000
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#00002F
Less saturated −25%#060629

Channel breakdown

R0
G0
B47
Red0 (0%)
Green0 (0%)
Blue47 (18.4%)
Hue240°
Saturation (HSL)100%
Lightness9.22%
Dominant channelBlue
Hex per channelR 00 · G 00 · B 2F

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Every value on this page was computed from “00002f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.