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Recognised as Colour

#2405AB

  • #2405AB
  • Blue
  • Dark
  • Nearest: Dark blue

#2405AB is a blue with RGB values 36, 5, 171 and HSL 251°, 94%, 35%. It is a dark colour, so white text on it reaches 12.5:1 contrast (AAA for normal text). The nearest named colour is Dark blue.

Colour values

#2405AB#2405AB
HEX#2405AB
RGBrgb(36, 5, 171)
RGB (0–1)0.1412, 0.0196, 0.6706
RGB percentages14.1%, 2%, 67.1%
HSLhsl(251.2, 94.3%, 34.5%)
HSV / HSBhsv(251.2, 97.1%, 67.1%)
CMYK78.9%, 97.1%, 0%, 32.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,360,747
CSS custom property--colour: #2405AB;

Brightness & contrast

Relative luminance0.03424WCAG 2.x, 0 is black and 1 is white
Perceived brightness61.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.46:1
Contrast with white12.46:1WCAG normal text: AAA
Contrast with black1.68:1WCAG normal text: Fail
Greyscale equivalent#181818
Inverted#DBFA54

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#003BAFno red cones; affects about 1% of men; ΔE 29.3 from the original
Deuteranopia#002CA9no green cones; the most common form, about 1% of men; ΔE 20.4 from the original
Tritanopia#004563no blue cones; rare, and affects men and women equally; ΔE 84.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text12.46:1WCAG large text: AAA
Contrast with black, large text1.68:1WCAG large text: Fail

Named colours

Dark blue · ΔE 13.1Medium blue · ΔE 17.7Navy · ΔE 18.2Blue violet · ΔE 23.8Indigo · ΔE 24.3Dark violet · ΔE 26.4
Nearest named CSS colourDark blue (#00008B)ΔE 13.05, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8CAB05
Analogous#0539AB, #7705AB
Triadic#AB2405, #05AB24
Split complementary#AB7705, #39AB05
Tetradic#AB0539, #8CAB05, #05AB77

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9881FB
Lighter +30%#6F4FFA
Lighter +20%#461EF8
Lighter +10%#2E06DD
Darker −10%#1A0479
Darker −20%#0F0248
Darker −30%#050116
Darker −40%#000000
More saturated +25%#2100B0
Less saturated −25%#321B95

Channel breakdown

R36
G5
B171
Red36 (14.1%)
Green5 (2%)
Blue171 (67.1%)
Hue251.2°
Saturation (HSL)94.32%
Lightness34.51%
Dominant channelBlue
Hex per channelR 24 · G 05 · B AB

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Every value on this page was computed from “2405ab” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.