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Colour

#453D89

  • #453D89
  • Blue
  • Dark
  • Nearest: Dark slateblue

#453D89 is a blue with RGB values 69, 61, 137 and HSL 246°, 38%, 39%. It is a dark colour, so white text on it reaches 9.2:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#453D89#453D89
HEX#453D89
RGBrgb(69, 61, 137)
RGB (0–1)0.2706, 0.2392, 0.5373
RGB percentages27.1%, 23.9%, 53.7%
HSLhsl(246.3, 38.4%, 38.8%)
HSV / HSBhsv(246.3, 55.5%, 53.7%)
CMYK49.6%, 55.5%, 0%, 46.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,537,737
CSS custom property--colour: #453D89;

Brightness & contrast

Relative luminance0.06409WCAG 2.x, 0 is black and 1 is white
Perceived brightness75.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.2:1
Contrast with white9.2:1WCAG normal text: AAA
Contrast with black2.28:1WCAG normal text: Fail
Greyscale equivalent#444444
Inverted#BAC276

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#144A8Cno red cones; affects about 1% of men; ΔE 16 from the original
Deuteranopia#104587no green cones; the most common form, about 1% of men; ΔE 15 from the original
Tritanopia#2D4E5Dno blue cones; rare, and affects men and women equally; ΔE 43.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text9.2:1WCAG large text: AAA
Contrast with black, large text2.28:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 1.5Midnight blue · ΔE 18.1Rebecca purple · ΔE 19.2Slate blue · ΔE 24.8Medium purple · ΔE 28.7Royal blue · ΔE 29.5
Nearest named CSS colourDark slateblue (#483D8B)ΔE 1.52, below the just-noticeable difference
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#81893D
Analogous#3D5B89, #6B3D89
Triadic#89453D, #3D8945
Split complementary#896B3D, #5B893D
Tetradic#893D5B, #81893D, #3D896B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B9B4DE
Lighter +30%#9791CE
Lighter +20%#766EBE
Lighter +10%#574DAC
Darker −10%#332D66
Darker −20%#211E42
Darker −30%#100E1F
Darker −40%#000000
More saturated +25%#3124A2
Less saturated −25%#595670

Channel breakdown

R69
G61
B137
Red69 (27.1%)
Green61 (23.9%)
Blue137 (53.7%)
Hue246.32°
Saturation (HSL)38.38%
Lightness38.82%
Dominant channelBlue
Hex per channelR 45 · G 3D · B 89

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Every value on this page was computed from “453d89” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.