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Recognised as Colour

#156EC0

  • #156EC0
  • Blue
  • Dark
  • Nearest: Cornflower blue

#156EC0 is a blue with RGB values 21, 110, 192 and HSL 209°, 80%, 42%. It is a dark colour, so white text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#156EC0#156EC0
HEX#156EC0
RGBrgb(21, 110, 192)
RGB (0–1)0.0824, 0.4314, 0.7529
RGB percentages8.2%, 43.1%, 75.3%
HSLhsl(208.8, 80.3%, 41.8%)
HSV / HSBhsv(208.8, 89.1%, 75.3%)
CMYK89.1%, 42.7%, 0%, 24.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,404,608
CSS custom property--colour: #156EC0;

Brightness & contrast

Relative luminance0.15117WCAG 2.x, 0 is black and 1 is white
Perceived brightness106.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.22:1
Contrast with white5.22:1WCAG normal text: AA
Contrast with black4.02:1WCAG normal text: Fail
Greyscale equivalent#616161
Inverted#EA913F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4474C3no red cones; affects about 1% of men; ΔE 5.7 from the original
Deuteranopia#2366BEno green cones; the most common form, about 1% of men; ΔE 6.3 from the original
Tritanopia#00828Dno blue cones; rare, and affects men and women equally; ΔE 47.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.22:1WCAG large text: AAA
Contrast with black, large text4.02:1WCAG large text: AA

Named colours

Cornflower blue · ΔE 16.4Dodgerblue · ΔE 19.6Steel blue · ΔE 21.4Royal blue · ΔE 25.4Dark slateblue · ΔE 26Slate blue · ΔE 30.9
Nearest named CSS colourCornflower blue (#6495ED)ΔE 16.44, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C06715
Analogous#15C0BD, #1518C0
Triadic#C0156E, #6EC015
Split complementary#C01518, #C0BD15
Tetradic#BD15C0, #C06715, #18C015

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#ABD2F6
Lighter +30%#7DB9F1
Lighter +20%#4FA1EC
Lighter +10%#2188E7
Darker −10%#105492
Darker −20%#0B3964
Darker −30%#061F36
Darker −40%#010508
More saturated +25%#006FD5
Less saturated −25%#306DA5

Channel breakdown

R21
G110
B192
Red21 (8.2%)
Green110 (43.1%)
Blue192 (75.3%)
Hue208.77°
Saturation (HSL)80.28%
Lightness41.76%
Dominant channelBlue
Hex per channelR 15 · G 6E · B C0

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Every value on this page was computed from “156ec0” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.