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Recognised as Colour

#455C72

  • #455C72
  • Blue
  • Dark
  • Nearest: Slate grey

#455C72 is a blue with RGB values 69, 92, 114 and HSL 209°, 25%, 36%. It is a dark colour, so white text on it reaches 6.9:1 contrast (AA for normal text). The nearest named colour is Slate grey.

Colour values

#455C72#455C72
HEX#455C72
RGBrgb(69, 92, 114)
RGB (0–1)0.2706, 0.3608, 0.4471
RGB percentages27.1%, 36.1%, 44.7%
HSLhsl(209.3, 24.6%, 35.9%)
HSV / HSBhsv(209.3, 39.5%, 44.7%)
CMYK39.5%, 19.3%, 0%, 55.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,545,650
CSS custom property--colour: #455C72;

Brightness & contrast

Relative luminance0.10134WCAG 2.x, 0 is black and 1 is white
Perceived brightness88.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.94:1
Contrast with white6.94:1WCAG normal text: AA
Contrast with black3.03:1WCAG normal text: Fail
Greyscale equivalent#595959
Inverted#BAA38D

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#535C73no red cones; affects about 1% of men; ΔE 5 from the original
Deuteranopia#4E5872no green cones; the most common form, about 1% of men; ΔE 5.4 from the original
Tritanopia#366163no blue cones; rare, and affects men and women equally; ΔE 15.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text6.94:1WCAG large text: AAA
Contrast with black, large text3.03:1WCAG large text: AA

Named colours

Slate grey · ΔE 15.5Dark slate grey · ΔE 16.2Dim grey · ΔE 16.7Light slate grey · ΔE 18.3Gray · ΔE 21.9Steel blue · ΔE 22.3
Nearest named CSS colourSlate grey (#708090)ΔE 15.48, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#725B45
Analogous#457272, #454572
Triadic#72455C, #5C7245
Split complementary#724545, #727245
Tetradic#724572, #725B45, #457245

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B2C2D1
Lighter +30%#93A8BD
Lighter +20%#738FAA
Lighter +10%#587692
Darker −10%#324252
Darker −20%#1F2932
Darker −30%#0B0F13
Darker −40%#000000
More saturated +25%#2E5D89
Less saturated −25%#5C5C5C

Channel breakdown

R69
G92
B114
Red69 (27.1%)
Green92 (36.1%)
Blue114 (44.7%)
Hue209.33°
Saturation (HSL)24.59%
Lightness35.88%
Dominant channelBlue
Hex per channelR 45 · G 5C · B 72

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Every value on this page was computed from “455c72” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.