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Recognised as Colour

#4359AD

  • #4359AD
  • Blue
  • Dark
  • Nearest: Dark slateblue

#4359AD is a blue with RGB values 67, 89, 173 and HSL 228°, 44%, 47%. It is a dark colour, so white text on it reaches 6.4:1 contrast (AA for normal text). The nearest named colour is Dark slateblue.

Colour values

#4359AD#4359AD
HEX#4359AD
RGBrgb(67, 89, 173)
RGB (0–1)0.2627, 0.349, 0.6784
RGB percentages26.3%, 34.9%, 67.8%
HSLhsl(227.5, 44.2%, 47.1%)
HSV / HSBhsv(227.5, 61.3%, 67.8%)
CMYK61.3%, 48.6%, 0%, 32.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,413,869
CSS custom property--colour: #4359AD;

Brightness & contrast

Relative luminance0.11355WCAG 2.x, 0 is black and 1 is white
Perceived brightness97 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.42:1
Contrast with white6.42:1WCAG normal text: AA
Contrast with black3.27:1WCAG normal text: Fail
Greyscale equivalent#5A5A5A
Inverted#BCA652

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#2F64B0no red cones; affects about 1% of men; ΔE 9.8 from the original
Deuteranopia#1C5AABno green cones; the most common form, about 1% of men; ΔE 7.2 from the original
Tritanopia#006C7Ano blue cones; rare, and affects men and women equally; ΔE 50.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text6.42:1WCAG large text: AAA
Contrast with black, large text3.27:1WCAG large text: AA

Named colours

Dark slateblue · ΔE 13.3Royal blue · ΔE 20.8Slate blue · ΔE 21.1Cornflower blue · ΔE 23.6Medium purple · ΔE 23.8Rebecca purple · ΔE 25.6
Nearest named CSS colourDark slateblue (#483D8B)ΔE 13.33, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AD9743
Analogous#438EAD, #6243AD
Triadic#AD4359, #59AD43
Split complementary#AD6243, #8EAD43
Tetradic#AD438E, #AD9743, #43AD62

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CFD5ED
Lighter +30%#ABB5DE
Lighter +20%#8695D0
Lighter +10%#6175C2
Darker −10%#354688
Darker −20%#273363
Darker −30%#18203F
Darker −40%#0A0D1A
More saturated +25%#2547CB
Less saturated −25%#616B8F

Channel breakdown

R67
G89
B173
Red67 (26.3%)
Green89 (34.9%)
Blue173 (67.8%)
Hue227.55°
Saturation (HSL)44.17%
Lightness47.06%
Dominant channelBlue
Hex per channelR 43 · G 59 · B AD

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Every value on this page was computed from “4359ad” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.