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Recognised as Colour

#0F2131

  • #0F2131
  • Blue
  • Dark
  • Nearest: Black

#0F2131 is a blue with RGB values 15, 33, 49 and HSL 208°, 53%, 13%. It is a dark colour, so white text on it reaches 16.4:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#0F2131#0F2131
HEX#0F2131
RGBrgb(15, 33, 49)
RGB (0–1)0.0588, 0.1294, 0.1922
RGB percentages5.9%, 12.9%, 19.2%
HSLhsl(208.2, 53.1%, 12.5%)
HSV / HSBhsv(208.2, 69.4%, 19.2%)
CMYK69.4%, 32.7%, 0%, 80.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer991,537
CSS custom property--colour: #0F2131;

Brightness & contrast

Relative luminance0.01411WCAG 2.x, 0 is black and 1 is white
Perceived brightness31.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 16.38:1
Contrast with white16.38:1WCAG normal text: AAA
Contrast with black1.28:1WCAG normal text: Fail
Greyscale equivalent#1E1E1E
Inverted#F0DECE

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#1A2132no red cones; affects about 1% of men; ΔE 3.9 from the original
Deuteranopia#161E31no green cones; the most common form, about 1% of men; ΔE 4.4 from the original
Tritanopia#002527no blue cones; rare, and affects men and women equally; ΔE 13.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text16.38:1WCAG large text: AAA
Contrast with black, large text1.28:1WCAG large text: Fail

Named colours

Black · ΔE 17.6Dark slate grey · ΔE 23.6Dim grey · ΔE 34.9Slate grey · ΔE 40.9Gray · ΔE 43.5Light slate grey · ΔE 43.9
Nearest named CSS colourBlack (#000000)ΔE 17.62, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#311F0F
Analogous#0F3130, #0F1031
Triadic#310F21, #21310F
Split complementary#310F10, #31300F
Tetradic#300F31, #311F0F, #10310F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#468AC6
Lighter +30%#3370A6
Lighter +20%#27567F
Lighter +10%#1B3B58
Darker −10%#03070A
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#072139
Less saturated −25%#172129

Channel breakdown

R15
G33
B49
Red15 (5.9%)
Green33 (12.9%)
Blue49 (19.2%)
Hue208.24°
Saturation (HSL)53.13%
Lightness12.55%
Dominant channelBlue
Hex per channelR 0F · G 21 · B 31

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Every value on this page was computed from “0f2131” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.