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Recognised as Colour

#0247CB

  • #0247CB
  • Blue
  • Dark
  • Nearest: Royal blue

#0247CB is a blue with RGB values 2, 71, 203 and HSL 219°, 98%, 40%. It is a dark colour, so white text on it reaches 7.6:1 contrast (AAA for normal text). The nearest named colour is Royal blue.

Colour values

#0247CB#0247CB
HEX#0247CB
RGBrgb(2, 71, 203)
RGB (0–1)0.0078, 0.2784, 0.7961
RGB percentages0.8%, 27.8%, 79.6%
HSLhsl(219.4, 98%, 40.2%)
HSV / HSBhsv(219.4, 99%, 79.6%)
CMYK99%, 65%, 0%, 20.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer149,451
CSS custom property--colour: #0247CB;

Brightness & contrast

Relative luminance0.08831WCAG 2.x, 0 is black and 1 is white
Perceived brightness87.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.59:1
Contrast with white7.59:1WCAG normal text: AAA
Contrast with black2.77:1WCAG normal text: Fail
Greyscale equivalent#424242
Inverted#FDB834

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#005DCFno red cones; affects about 1% of men; ΔE 16.2 from the original
Deuteranopia#004BC9no green cones; the most common form, about 1% of men; ΔE 4.3 from the original
Tritanopia#006B82no blue cones; rare, and affects men and women equally; ΔE 74.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.59:1WCAG large text: AAA
Contrast with black, large text2.77:1WCAG large text: Fail

Named colours

Royal blue · ΔE 16.9Slate blue · ΔE 17.7Medium slateblue · ΔE 18.9Dark blue · ΔE 26.1Rebecca purple · ΔE 26.7Navy · ΔE 26.9
Nearest named CSS colourRoyal blue (#4169E1)ΔE 16.86, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CB8602
Analogous#02ABCB, #2202CB
Triadic#CB0247, #47CB02
Split complementary#CB2202, #ABCB02
Tetradic#CB02AB, #CB8602, #02CB22

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9BBDFE
Lighter +30%#689CFE
Lighter +20%#367AFD
Lighter +10%#0359FD
Darker −10%#023598
Darker −20%#012466
Darker −30%#011233
Darker −40%#000001
More saturated +25%#0046CD
Less saturated −25%#1C4FB1

Channel breakdown

R2
G71
B203
Red2 (0.8%)
Green71 (27.8%)
Blue203 (79.6%)
Hue219.4°
Saturation (HSL)98.05%
Lightness40.2%
Dominant channelBlue
Hex per channelR 02 · G 47 · B CB

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Every value on this page was computed from “0247cb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.