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Recognised as Colour

#435AAB

  • #435AAB
  • Blue
  • Dark
  • Nearest: Dark slateblue

#435AAB is a blue with RGB values 67, 90, 171 and HSL 227°, 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

#435AAB#435AAB
HEX#435AAB
RGBrgb(67, 90, 171)
RGB (0–1)0.2627, 0.3529, 0.6706
RGB percentages26.3%, 35.3%, 67.1%
HSLhsl(226.7, 43.7%, 46.7%)
HSV / HSBhsv(226.7, 60.8%, 67.1%)
CMYK60.8%, 47.4%, 0%, 32.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,414,123
CSS custom property--colour: #435AAB;

Brightness & contrast

Relative luminance0.11446WCAG 2.x, 0 is black and 1 is white
Perceived brightness97.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.38:1
Contrast with white6.38:1WCAG normal text: AA
Contrast with black3.29:1WCAG normal text: Fail
Greyscale equivalent#5B5B5B
Inverted#BCA554

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#3364AEno red cones; affects about 1% of men; ΔE 8.6 from the original
Deuteranopia#225BA9no green cones; the most common form, about 1% of men; ΔE 6.7 from the original
Tritanopia#006C7Ano blue cones; rare, and affects men and women equally; ΔE 48.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text6.38:1WCAG large text: AAA
Contrast with black, large text3.29:1WCAG large text: AA

Named colours

Dark slateblue · ΔE 13.8Royal blue · ΔE 22.5Slate blue · ΔE 22.9Cornflower blue · ΔE 23.1Medium purple · ΔE 25Dodgerblue · ΔE 26.6
Nearest named CSS colourDark slateblue (#483D8B)ΔE 13.77, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AB9443
Analogous#438EAB, #6043AB
Triadic#AB435A, #5AAB43
Split complementary#AB6043, #8EAB43
Tetradic#AB438E, #AB9443, #43AB60

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CED5EC
Lighter +30%#AAB5DE
Lighter +20%#8595CF
Lighter +10%#6076C1
Darker −10%#354786
Darker −20%#263362
Darker −30%#18203D
Darker −40%#0A0D18
More saturated +25%#2549C9
Less saturated −25%#616B8D

Channel breakdown

R67
G90
B171
Red67 (26.3%)
Green90 (35.3%)
Blue171 (67.1%)
Hue226.73°
Saturation (HSL)43.7%
Lightness46.67%
Dominant channelBlue
Hex per channelR 43 · G 5A · B AB

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Every value on this page was computed from “435aab” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.