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Colour

#000137

  • #000137
  • Blue
  • Dark
  • Nearest: Midnight blue

#000137 is a blue with RGB values 0, 1, 55 and HSL 239°, 100%, 11%. It is a dark colour, so white text on it reaches 19.8:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#000137#000137
HEX#000137
RGBrgb(0, 1, 55)
RGB (0–1)0, 0.0039, 0.2157
RGB percentages0%, 0.4%, 21.6%
HSLhsl(238.9, 100%, 10.8%)
HSV / HSBhsv(238.9, 100%, 21.6%)
CMYK100%, 98.2%, 0%, 78.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer311
CSS custom property--colour: #000137;

Brightness & contrast

Relative luminance0.00298WCAG 2.x, 0 is black and 1 is white
Perceived brightness18.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 19.82:1
Contrast with white19.82:1WCAG normal text: AAA
Contrast with black1.06:1WCAG normal text: Fail
Greyscale equivalent#050505
Inverted#FFFEC8

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#000D38no red cones; affects about 1% of men; ΔE 6 from the original
Deuteranopia#000736no green cones; the most common form, about 1% of men; ΔE 4.1 from the original
Tritanopia#00121Cno blue cones; rare, and affects men and women equally; ΔE 30.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text19.82:1WCAG large text: AAA
Contrast with black, large text1.06:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 26.3Dark slateblue · ΔE 31.1Black · ΔE 36.5Rebecca purple · ΔE 42.4Indigo · ΔE 44.3Navy · ΔE 45.7
Nearest named CSS colourMidnight blue (#191970)ΔE 26.26, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#373600
Analogous#001D37, #1A0037
Triadic#370001, #013700
Split complementary#371A00, #1D3700
Tetradic#37001D, #373600, #00371A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#0409FF
Lighter +30%#0004D0
Lighter +20%#00039D
Lighter +10%#00026A
Darker −10%#000004
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#000137
Less saturated −25%#070830

Channel breakdown

R0
G1
B55
Red0 (0%)
Green1 (0.4%)
Blue55 (21.6%)
Hue238.91°
Saturation (HSL)100%
Lightness10.78%
Dominant channelBlue
Hex per channelR 00 · G 01 · B 37

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Every value on this page was computed from “hex 000137” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.