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Recognised as Colour

#023665

  • #023665
  • Blue
  • Dark
  • Nearest: Dark slateblue

#023665 is a blue with RGB values 2, 54, 101 and HSL 208°, 96%, 20%. It is a dark colour, so white text on it reaches 12.2:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#023665#023665
HEX#023665
RGBrgb(2, 54, 101)
RGB (0–1)0.0078, 0.2118, 0.3961
RGB percentages0.8%, 21.2%, 39.6%
HSLhsl(208.5, 96.1%, 20.2%)
HSV / HSBhsv(208.5, 98%, 39.6%)
CMYK98%, 46.5%, 0%, 60.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer144,997
CSS custom property--colour: #023665;

Brightness & contrast

Relative luminance0.03591WCAG 2.x, 0 is black and 1 is white
Perceived brightness53.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.22:1
Contrast with white12.22:1WCAG normal text: AAA
Contrast with black1.72:1WCAG normal text: Fail
Greyscale equivalent#2E2E2E
Inverted#FDC99A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#1D3A67no red cones; affects about 1% of men; ΔE 3.5 from the original
Deuteranopia#083164no green cones; the most common form, about 1% of men; ΔE 4.4 from the original
Tritanopia#004148no blue cones; rare, and affects men and women equally; ΔE 30 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text12.22:1WCAG large text: AAA
Contrast with black, large text1.72:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 25.4Steel blue · ΔE 31.4Midnight blue · ΔE 33.1Dark slate grey · ΔE 33.8Slate grey · ΔE 37.9Dim grey · ΔE 39.2
Nearest named CSS colourDark slateblue (#483D8B)ΔE 25.37, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#653102
Analogous#026563, #020465
Triadic#650236, #366502
Split complementary#650204, #656302
Tetradic#630265, #653102, #046502

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#389EFB
Lighter +30%#0686FA
Lighter +20%#046BC9
Lighter +10%#035197
Darker −10%#011B33
Darker −20%#000101
Darker −30%#000000
Darker −40%#000000
More saturated +25%#003667
Less saturated −25%#0F3558

Channel breakdown

R2
G54
B101
Red2 (0.8%)
Green54 (21.2%)
Blue101 (39.6%)
Hue208.48°
Saturation (HSL)96.12%
Lightness20.2%
Dominant channelBlue
Hex per channelR 02 · G 36 · B 65

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Every value on this page was computed from “hex 023665” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.