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Recognised as Colour

#010BB8

  • #010BB8
  • Blue
  • Dark
  • Nearest: Medium blue

#010BB8 is a blue with RGB values 1, 11, 184 and HSL 237°, 99%, 36%. It is a dark colour, so white text on it reaches 12.1:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#010BB8#010BB8
HEX#010BB8
RGBrgb(1, 11, 184)
RGB (0–1)0.0039, 0.0431, 0.7216
RGB percentages0.4%, 4.3%, 72.2%
HSLhsl(236.7, 98.9%, 36.3%)
HSV / HSBhsv(236.7, 99.5%, 72.2%)
CMYK99.5%, 94%, 0%, 27.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer68,536
CSS custom property--colour: #010BB8;

Brightness & contrast

Relative luminance0.03706WCAG 2.x, 0 is black and 1 is white
Perceived brightness62.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.06:1
Contrast with white12.06:1WCAG normal text: AAA
Contrast with black1.74:1WCAG normal text: Fail
Greyscale equivalent#151515
Inverted#FEF447

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#003FBCno red cones; affects about 1% of men; ΔE 29.7 from the original
Deuteranopia#002CB5no green cones; the most common form, about 1% of men; ΔE 18.4 from the original
Tritanopia#004D6Bno blue cones; rare, and affects men and women equally; ΔE 90.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text12.06:1WCAG large text: AAA
Contrast with black, large text1.74:1WCAG large text: Fail

Named colours

Medium blue · ΔE 11.8Dark blue · ΔE 18.6Blue violet · ΔE 23.6Navy · ΔE 23.8Dark violet · ΔE 27.1Indigo · ΔE 30.7
Nearest named CSS colourMedium blue (#0000CD)ΔE 11.82, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B8AE01
Analogous#0167B8, #5301B8
Triadic#B8010B, #0BB801
Split complementary#B85201, #67B801
Tetradic#B80166, #B8AE01, #01B852

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#878DFE
Lighter +30%#545DFE
Lighter +20%#212DFE
Lighter +10%#010EEB
Darker −10%#010885
Darker −20%#000553
Darker −30%#000220
Darker −40%#000000
More saturated +25%#000AB9
Less saturated −25%#1820A1

Channel breakdown

R1
G11
B184
Red1 (0.4%)
Green11 (4.3%)
Blue184 (72.2%)
Hue236.72°
Saturation (HSL)98.92%
Lightness36.27%
Dominant channelBlue
Hex per channelR 01 · G 0B · B B8

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Every value on this page was computed from “010bb8” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.