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Recognised as Colour

#456D87

  • #456D87
  • Blue
  • Dark
  • Nearest: Slate grey

#456D87 is a blue with RGB values 69, 109, 135 and HSL 204°, 32%, 40%. It is a dark colour, so white text on it reaches 5.5:1 contrast (AA for normal text). The nearest named colour is Slate grey.

Colour values

#456D87#456D87
HEX#456D87
RGBrgb(69, 109, 135)
RGB (0–1)0.2706, 0.4275, 0.5294
RGB percentages27.1%, 42.7%, 52.9%
HSLhsl(203.6, 32.4%, 40%)
HSV / HSBhsv(203.6, 48.9%, 52.9%)
CMYK48.9%, 19.3%, 0%, 47.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,550,023
CSS custom property--colour: #456D87;

Brightness & contrast

Relative luminance0.13952WCAG 2.x, 0 is black and 1 is white
Perceived brightness102.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.54:1
Contrast with white5.54:1WCAG normal text: AA
Contrast with black3.79:1WCAG normal text: Fail
Greyscale equivalent#666666
Inverted#BA9278

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#616C88no red cones; affects about 1% of men; ΔE 9.5 from the original
Deuteranopia#586587no green cones; the most common form, about 1% of men; ΔE 10.5 from the original
Tritanopia#267476no blue cones; rare, and affects men and women equally; ΔE 19.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5.54:1WCAG large text: AAA
Contrast with black, large text3.79:1WCAG large text: AA

Named colours

Slate grey · ΔE 12.6Light slate grey · ΔE 14.6Steel blue · ΔE 16Dim grey · ΔE 19.8Dark slate grey · ΔE 20.4Gray · ΔE 21.9
Nearest named CSS colourSlate grey (#708090)ΔE 12.63, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#875F45
Analogous#458780, #454C87
Triadic#87456D, #6D8745
Split complementary#87454C, #878045
Tetradic#804587, #875F45, #4C8745

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BCD0DD
Lighter +30%#9AB8CB
Lighter +20%#78A0BA
Lighter +10%#5688A9
Darker −10%#345265
Darker −20%#233744
Darker −30%#111B22
Darker −40%#000000
More saturated +25%#2C72A1
Less saturated −25%#5F686E

Channel breakdown

R69
G109
B135
Red69 (27.1%)
Green109 (42.7%)
Blue135 (52.9%)
Hue203.64°
Saturation (HSL)32.35%
Lightness40%
Dominant channelBlue
Hex per channelR 45 · G 6D · B 87

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Every value on this page was computed from “456d87” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.