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Recognised as Colour

#15495B

  • #15495B
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#15495B is a cyan with RGB values 21, 73, 91 and HSL 195°, 63%, 22%. It is a dark colour, so white text on it reaches 9.8:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#15495B#15495B
HEX#15495B
RGBrgb(21, 73, 91)
RGB (0–1)0.0824, 0.2863, 0.3569
RGB percentages8.2%, 28.6%, 35.7%
HSLhsl(195.4, 62.5%, 22%)
HSV / HSBhsv(195.4, 76.9%, 35.7%)
CMYK76.9%, 19.8%, 0%, 64.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,395,035
CSS custom property--colour: #15495B;

Brightness & contrast

Relative luminance0.0568WCAG 2.x, 0 is black and 1 is white
Perceived brightness64.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.83:1
Contrast with white9.83:1WCAG normal text: AAA
Contrast with black2.14:1WCAG normal text: Fail
Greyscale equivalent#3F3F3F
Inverted#EAB6A4

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#3F475Cno red cones; affects about 1% of men; ΔE 12.9 from the original
Deuteranopia#36405Bno green cones; the most common form, about 1% of men; ΔE 14.1 from the original
Tritanopia#004E4Fno blue cones; rare, and affects men and women equally; ΔE 13.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text9.83:1WCAG large text: AAA
Contrast with black, large text2.14:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 12.2Dim grey · ΔE 24.4Slate grey · ΔE 26.1Teal · ΔE 28Light slate grey · ΔE 28.8Steel blue · ΔE 29.7
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 12.22, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#5B2715
Analogous#155B4A, #15265B
Triadic#5B1549, #495B15
Split complementary#5B1526, #5B4A15
Tetradic#4A155B, #5B2715, #265B15

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#61BBDB
Lighter +30%#38AAD1
Lighter +20%#288BAE
Lighter +10%#1F6A84
Darker −10%#0B2832
Darker −20%#020708
Darker −30%#000000
Darker −40%#000000
More saturated +25%#075069
Less saturated −25%#23424D

Channel breakdown

R21
G73
B91
Red21 (8.2%)
Green73 (28.6%)
Blue91 (35.7%)
Hue195.43°
Saturation (HSL)62.5%
Lightness21.96%
Dominant channelBlue
Hex per channelR 15 · G 49 · B 5B

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Every value on this page was computed from “15495b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.