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Colour

#091CCF

  • #091CCF
  • Blue
  • Dark
  • Nearest: Medium blue

#091CCF is a blue with RGB values 9, 28, 207 and HSL 234°, 92%, 42%. It is a dark colour, so white text on it reaches 10.1:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#091CCF#091CCF
HEX#091CCF
RGBrgb(9, 28, 207)
RGB (0–1)0.0353, 0.1098, 0.8118
RGB percentages3.5%, 11%, 81.2%
HSLhsl(234.2, 91.7%, 42.4%)
HSV / HSBhsv(234.2, 95.7%, 81.2%)
CMYK95.7%, 86.5%, 0%, 18.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer597,199
CSS custom property--colour: #091CCF;

Brightness & contrast

Relative luminance0.05394WCAG 2.x, 0 is black and 1 is white
Perceived brightness73.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.1:1
Contrast with white10.1:1WCAG normal text: AAA
Contrast with black2.08:1WCAG normal text: Fail
Greyscale equivalent#252525
Inverted#F6E330

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#004CD4no red cones; affects about 1% of men; ΔE 30 from the original
Deuteranopia#0037CCno green cones; the most common form, about 1% of men; ΔE 17.6 from the original
Tritanopia#005A7Bno blue cones; rare, and affects men and women equally; ΔE 94.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text10.1:1WCAG large text: AAA
Contrast with black, large text2.08:1WCAG large text: Fail

Named colours

Medium blue · ΔE 8.2Blue violet · ΔE 21.6Dark blue · ΔE 25.3Dark violet · ΔE 26.4Blue · ΔE 27.7Navy · ΔE 30.4
Nearest named CSS colourMedium blue (#0000CD)ΔE 8.15, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CFBC09
Analogous#097FCF, #5909CF
Triadic#CF091C, #1CCF09
Split complementary#CF5909, #7FCF09
Tetradic#CF097F, #CFBC09, #09CF59

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A9B1FB
Lighter +30%#7884F9
Lighter +20%#4758F7
Lighter +10%#162CF5
Darker −10%#07159E
Darker −20%#050F6D
Darker −30%#03083C
Darker −40%#01020B
More saturated +25%#0015D8
Less saturated −25%#2432B4

Channel breakdown

R9
G28
B207
Red9 (3.5%)
Green28 (11%)
Blue207 (81.2%)
Hue234.24°
Saturation (HSL)91.67%
Lightness42.35%
Dominant channelBlue
Hex per channelR 09 · G 1C · B CF

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Every value on this page was computed from “091ccf” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.