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Recognised as Colour

#000851

  • #000851
  • Blue
  • Dark
  • Nearest: Midnight blue

#000851 is a blue with RGB values 0, 8, 81 and HSL 234°, 100%, 16%. It is a dark colour, so white text on it reaches 18.2:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#000851#000851
HEX#000851
RGBrgb(0, 8, 81)
RGB (0–1)0, 0.0314, 0.3176
RGB percentages0%, 3.1%, 31.8%
HSLhsl(234.1, 100%, 15.9%)
HSV / HSBhsv(234.1, 100%, 31.8%)
CMYK100%, 90.1%, 0%, 68.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,129
CSS custom property--colour: #000851;

Brightness & contrast

Relative luminance0.00768WCAG 2.x, 0 is black and 1 is white
Perceived brightness28 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 18.2:1
Contrast with white18.2:1WCAG normal text: AAA
Contrast with black1.15:1WCAG normal text: Fail
Greyscale equivalent#0C0C0C
Inverted#FFF7AE

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#001A53no red cones; affects about 1% of men; ΔE 14.1 from the original
Deuteranopia#001150no green cones; the most common form, about 1% of men; ΔE 7.5 from the original
Tritanopia#00202Dno blue cones; rare, and affects men and women equally; ΔE 47 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text18.2:1WCAG large text: AAA
Contrast with black, large text1.15:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 11.2Dark slateblue · ΔE 24.1Indigo · ΔE 28.5Navy · ΔE 28.9Rebecca purple · ΔE 29.9Dark blue · ΔE 34.1
Nearest named CSS colourMidnight blue (#191970)ΔE 11.15, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#514900
Analogous#003051, #210051
Triadic#510008, #085100
Split complementary#512100, #315100
Tetradic#510030, #514900, #005121

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#1E34FF
Lighter +30%#0017EA
Lighter +20%#0012B7
Lighter +10%#000D84
Darker −10%#00031E
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#000851
Less saturated −25%#0A1047

Channel breakdown

R0
G8
B81
Red0 (0%)
Green8 (3.1%)
Blue81 (31.8%)
Hue234.07°
Saturation (HSL)100%
Lightness15.88%
Dominant channelBlue
Hex per channelR 00 · G 08 · B 51

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Every value on this page was computed from “hex 000851” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.