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Colour

#45517E

  • #45517E
  • Blue
  • Dark
  • Nearest: Steel blue

#45517E is a blue with RGB values 69, 81, 126 and HSL 227°, 29%, 38%. It is a dark colour, so white text on it reaches 7.7:1 contrast (AAA for normal text). The nearest named colour is Steel blue.

Colour values

#45517E#45517E
HEX#45517E
RGBrgb(69, 81, 126)
RGB (0–1)0.2706, 0.3176, 0.4941
RGB percentages27.1%, 31.8%, 49.4%
HSLhsl(227.4, 29.2%, 38.2%)
HSV / HSBhsv(227.4, 45.2%, 49.4%)
CMYK45.2%, 35.7%, 0%, 50.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,542,846
CSS custom property--colour: #45517E;

Brightness & contrast

Relative luminance0.08656WCAG 2.x, 0 is black and 1 is white
Perceived brightness84.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.69:1
Contrast with white7.69:1WCAG normal text: AAA
Contrast with black2.73:1WCAG normal text: Fail
Greyscale equivalent#525252
Inverted#BAAE81

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#415680no red cones; affects about 1% of men; ΔE 4 from the original
Deuteranopia#3C517Dno green cones; the most common form, about 1% of men; ΔE 2.9 from the original
Tritanopia#315A61no blue cones; rare, and affects men and women equally; ΔE 27.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text7.69:1WCAG large text: AAA
Contrast with black, large text2.73:1WCAG large text: Fail

Named colours

Steel blue · ΔE 21.7Dark slateblue · ΔE 23.9Slate grey · ΔE 26.1Light slate grey · ΔE 28Dim grey · ΔE 29.6Dark slate grey · ΔE 30.8
Nearest named CSS colourSteel blue (#4682B4)ΔE 21.67, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7E7245
Analogous#456E7E, #55457E
Triadic#7E4551, #517E45
Split complementary#7E5545, #6E7E45
Tetradic#7E456E, #7E7245, #457E55

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B7BED8
Lighter +30%#96A0C6
Lighter +20%#7582B4
Lighter +10%#57669F
Darker −10%#333C5D
Darker −20%#21273C
Darker −30%#0F111B
Darker −40%#000000
More saturated +25%#2D4396
Less saturated −25%#5D5F66

Channel breakdown

R69
G81
B126
Red69 (27.1%)
Green81 (31.8%)
Blue126 (49.4%)
Hue227.37°
Saturation (HSL)29.23%
Lightness38.24%
Dominant channelBlue
Hex per channelR 45 · G 51 · B 7E

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Every value on this page was computed from “45517e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.