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Recognised as Colour

#3B2875

  • #3B2875
  • Blue
  • Dark
  • Nearest: Dark slateblue

#3B2875 is a blue with RGB values 59, 40, 117 and HSL 255°, 49%, 31%. It is a dark colour, so white text on it reaches 12:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#3B2875#3B2875
HEX#3B2875
RGBrgb(59, 40, 117)
RGB (0–1)0.2314, 0.1569, 0.4588
RGB percentages23.1%, 15.7%, 45.9%
HSLhsl(254.8, 49%, 30.8%)
HSV / HSBhsv(254.8, 65.8%, 45.9%)
CMYK49.6%, 65.8%, 0%, 54.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,876,981
CSS custom property--colour: #3B2875;

Brightness & contrast

Relative luminance0.03732WCAG 2.x, 0 is black and 1 is white
Perceived brightness59.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.03:1
Contrast with white12.03:1WCAG normal text: AAA
Contrast with black1.75:1WCAG normal text: Fail
Greyscale equivalent#323232
Inverted#C4D78A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#003877no red cones; affects about 1% of men; ΔE 18.7 from the original
Deuteranopia#003473no green cones; the most common form, about 1% of men; ΔE 17.5 from the original
Tritanopia#283A4Ano blue cones; rare, and affects men and women equally; ΔE 43.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text12.03:1WCAG large text: AAA
Contrast with black, large text1.75:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 8.8Midnight blue · ΔE 11Rebecca purple · ΔE 17.8Indigo · ΔE 25.3Slate blue · ΔE 28.7Purple · ΔE 30.7
Nearest named CSS colourDark slateblue (#483D8B)ΔE 8.78, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#627528
Analogous#283C75, #612875
Triadic#753B28, #28753B
Split complementary#756228, #3B7528
Tetradic#75283C, #627528, #287561

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A290D9
Lighter +30%#826ACC
Lighter +20%#6244BF
Lighter +10%#4E359B
Darker −10%#281B4F
Darker −20%#150E29
Darker −30%#020103
Darker −40%#000000
More saturated +25%#311489
Less saturated −25%#453C61

Channel breakdown

R59
G40
B117
Red59 (23.1%)
Green40 (15.7%)
Blue117 (45.9%)
Hue254.81°
Saturation (HSL)49.04%
Lightness30.78%
Dominant channelBlue
Hex per channelR 3B · G 28 · B 75

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Every value on this page was computed from “3b2875” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.