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Colour

#0A2E47

  • #0A2E47
  • Blue
  • Dark
  • Nearest: Dark slate grey

#0A2E47 is a blue with RGB values 10, 46, 71 and HSL 205°, 75%, 16%. It is a dark colour, so white text on it reaches 14:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#0A2E47#0A2E47
HEX#0A2E47
RGBrgb(10, 46, 71)
RGB (0–1)0.0392, 0.1804, 0.2784
RGB percentages3.9%, 18%, 27.8%
HSLhsl(204.6, 75.3%, 15.9%)
HSV / HSBhsv(204.6, 85.9%, 27.8%)
CMYK85.9%, 35.2%, 0%, 72.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer667,207
CSS custom property--colour: #0A2E47;

Brightness & contrast

Relative luminance0.02473WCAG 2.x, 0 is black and 1 is white
Perceived brightness43 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.05:1
Contrast with white14.05:1WCAG normal text: AAA
Contrast with black1.49:1WCAG normal text: Fail
Greyscale equivalent#282828
Inverted#F5D1B8

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#222F48no red cones; affects about 1% of men; ΔE 5.6 from the original
Deuteranopia#1A2947no green cones; the most common form, about 1% of men; ΔE 7 from the original
Tritanopia#003437no blue cones; rare, and affects men and women equally; ΔE 17.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text14.05:1WCAG large text: AAA
Contrast with black, large text1.49:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 22.5Black · ΔE 26.3Dim grey · ΔE 32.9Slate grey · ΔE 36.1Steel blue · ΔE 37.1Dark slateblue · ΔE 38.7
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 22.53, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#47230A
Analogous#0A4742, #0A0F47
Triadic#470A2E, #2E470A
Split complementary#470A0F, #47420A
Tetradic#420A47, #47230A, #0F470A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#3A9EE3
Lighter +30%#1D85CD
Lighter +20%#1768A0
Lighter +10%#104B74
Darker −10%#04111A
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#003051
Less saturated −25%#142C3D

Channel breakdown

R10
G46
B71
Red10 (3.9%)
Green46 (18%)
Blue71 (27.8%)
Hue204.59°
Saturation (HSL)75.31%
Lightness15.88%
Dominant channelBlue
Hex per channelR 0A · G 2E · B 47

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Every value on this page was computed from “0a2e47” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.