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Recognised as Colour

#0780CB

  • #0780CB
  • Blue
  • Dark
  • Nearest: Steel blue

#0780CB is a blue with RGB values 7, 128, 203 and HSL 203°, 93%, 41%. It is a dark colour, so black text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#0780CB#0780CB
HEX#0780CB
RGBrgb(7, 128, 203)
RGB (0–1)0.0275, 0.502, 0.7961
RGB percentages2.7%, 50.2%, 79.6%
HSLhsl(203, 93.3%, 41.2%)
HSV / HSBhsv(203, 96.6%, 79.6%)
CMYK96.6%, 36.9%, 0%, 20.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer491,723
CSS custom property--colour: #0780CB;

Brightness & contrast

Relative luminance0.19795WCAG 2.x, 0 is black and 1 is white
Perceived brightness119.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.96:1
Contrast with white4.23:1WCAG normal text: Fail
Contrast with black4.96:1WCAG normal text: AA
Greyscale equivalent#6C6C6C
Inverted#F87F34

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5B84CEno red cones; affects about 1% of men; ΔE 10.4 from the original
Deuteranopia#3F74CAno green cones; the most common form, about 1% of men; ΔE 12.6 from the original
Tritanopia#00929Cno blue cones; rare, and affects men and women equally; ΔE 42.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.23:1WCAG large text: AA
Contrast with black, large text4.96:1WCAG large text: AAA

Named colours

Steel blue · ΔE 14.9Cornflower blue · ΔE 15Dodgerblue · ΔE 21.4Deep skyblue · ΔE 27Royal blue · ΔE 33.3Dark slateblue · ΔE 34.6
Nearest named CSS colourSteel blue (#4682B4)ΔE 14.91, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CB5207
Analogous#07CBB4, #071ECB
Triadic#CB0780, #80CB07
Split complementary#CB071E, #CBB407
Tetradic#B407CB, #CB5207, #1ECB07

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A2DAFC
Lighter +30%#71C6FA
Lighter +20%#40B2F8
Lighter +10%#0E9EF7
Darker −10%#05619A
Darker −20%#044268
Darker −30%#022337
Darker −40%#000406
More saturated +25%#0082D2
Less saturated −25%#217AB1

Channel breakdown

R7
G128
B203
Red7 (2.7%)
Green128 (50.2%)
Blue203 (79.6%)
Hue202.96°
Saturation (HSL)93.33%
Lightness41.18%
Dominant channelBlue
Hex per channelR 07 · G 80 · B CB

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Every value on this page was computed from “0780cb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.