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Recognised as Colour

#41428A

  • #41428A
  • Blue
  • Dark
  • Nearest: Dark slateblue

#41428A is a blue with RGB values 65, 66, 138 and HSL 239°, 36%, 40%. It is a dark colour, so white text on it reaches 8.9:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#41428A#41428A
HEX#41428A
RGBrgb(65, 66, 138)
RGB (0–1)0.2549, 0.2588, 0.5412
RGB percentages25.5%, 25.9%, 54.1%
HSLhsl(239.2, 36%, 39.8%)
HSV / HSBhsv(239.2, 52.9%, 54.1%)
CMYK52.9%, 52.2%, 0%, 45.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,276,874
CSS custom property--colour: #41428A;

Brightness & contrast

Relative luminance0.06855WCAG 2.x, 0 is black and 1 is white
Perceived brightness77.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.86:1
Contrast with white8.86:1WCAG normal text: AAA
Contrast with black2.37:1WCAG normal text: Fail
Greyscale equivalent#474747
Inverted#BEBD75

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#1E4D8Dno red cones; affects about 1% of men; ΔE 12.8 from the original
Deuteranopia#174788no green cones; the most common form, about 1% of men; ΔE 11.5 from the original
Tritanopia#23525Fno blue cones; rare, and affects men and women equally; ΔE 42.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.86:1WCAG large text: AAA
Contrast with black, large text2.37:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 5.5Midnight blue · ΔE 21.1Rebecca purple · ΔE 23.1Slate blue · ΔE 26.9Medium purple · ΔE 30Royal blue · ΔE 30.2
Nearest named CSS colourDark slateblue (#483D8B)ΔE 5.51, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8A8941
Analogous#41668A, #65418A
Triadic#8A4142, #428A41
Split complementary#8A6541, #668A41
Tetradic#8A4166, #8A8941, #418A65

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B9B9DE
Lighter +30%#9697CE
Lighter +20%#7475BD
Lighter +10%#5153AD
Darker −10%#313167
Darker −20%#202145
Darker −30%#101022
Darker −40%#000000
More saturated +25%#2829A3
Less saturated −25%#5A5B71

Channel breakdown

R65
G66
B138
Red65 (25.5%)
Green66 (25.9%)
Blue138 (54.1%)
Hue239.18°
Saturation (HSL)35.96%
Lightness39.8%
Dominant channelBlue
Hex per channelR 41 · G 42 · B 8A

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Every value on this page was computed from “41428a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.