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Recognised as Colour

#0061CC

  • #0061CC
  • Blue
  • Dark
  • Nearest: Royal blue

#0061CC is a blue with RGB values 0, 97, 204 and HSL 211°, 100%, 40%. It is a dark colour, so white text on it reaches 5.9:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#0061CC#0061CC
HEX#0061CC
RGBrgb(0, 97, 204)
RGB (0–1)0, 0.3804, 0.8
RGB percentages0%, 38%, 80%
HSLhsl(211.5, 100%, 40%)
HSV / HSBhsv(211.5, 100%, 80%)
CMYK100%, 52.5%, 0%, 20%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer25,036
CSS custom property--colour: #0061CC;

Brightness & contrast

Relative luminance0.12909WCAG 2.x, 0 is black and 1 is white
Perceived brightness101.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.86:1
Contrast with white5.86:1WCAG normal text: AA
Contrast with black3.58:1WCAG normal text: Fail
Greyscale equivalent#545454
Inverted#FF9E33

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#076DD0no red cones; affects about 1% of men; ΔE 8 from the original
Deuteranopia#005DCAno green cones; the most common form, about 1% of men; ΔE 2.4 from the original
Tritanopia#007C8Dno blue cones; rare, and affects men and women equally; ΔE 60.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.86:1WCAG large text: AAA
Contrast with black, large text3.58:1WCAG large text: AA

Named colours

Royal blue · ΔE 9.9Slate blue · ΔE 18.2Dodgerblue · ΔE 18.9Dark slateblue · ΔE 24.2Medium slateblue · ΔE 24.7Cornflower blue · ΔE 24.8
Nearest named CSS colourRoyal blue (#4169E1)ΔE 9.94, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CC6B00
Analogous#00C7CC, #0500CC
Triadic#CC0061, #61CC00
Split complementary#CC0500, #C7CC00
Tetradic#CC00C7, #CC6B00, #00CC05

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#99C9FF
Lighter +30%#66AFFF
Lighter +20%#3394FF
Lighter +10%#0079FF
Darker −10%#004999
Darker −20%#003066
Darker −30%#001833
Darker −40%#000000
More saturated +25%#0061CC
Less saturated −25%#1962B3

Channel breakdown

R0
G97
B204
Red0 (0%)
Green97 (38%)
Blue204 (80%)
Hue211.47°
Saturation (HSL)100%
Lightness40%
Dominant channelBlue
Hex per channelR 00 · G 61 · B CC

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Every value on this page was computed from “0061cc” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.