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Recognised as Colour

#170BEE

  • #170BEE
  • Blue
  • Dark
  • Nearest: Blue

#170BEE is a blue with RGB values 23, 11, 238 and HSL 243°, 91%, 49%. It is a dark colour, so white text on it reaches 9.1:1 contrast (AAA for normal text). The nearest named colour is Blue.

Colour values

#170BEE#170BEE
HEX#170BEE
RGBrgb(23, 11, 238)
RGB (0–1)0.0902, 0.0431, 0.9333
RGB percentages9%, 4.3%, 93.3%
HSLhsl(243.2, 91.2%, 48.8%)
HSV / HSBhsv(243.2, 95.4%, 93.3%)
CMYK90.3%, 95.4%, 0%, 6.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,510,382
CSS custom property--colour: #170BEE;

Brightness & contrast

Relative luminance0.06595WCAG 2.x, 0 is black and 1 is white
Perceived brightness81.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.06:1
Contrast with white9.06:1WCAG normal text: AAA
Contrast with black2.32:1WCAG normal text: Fail
Greyscale equivalent#1E1E1E
Inverted#E8F411

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0054F3no red cones; affects about 1% of men; ΔE 37.3 from the original
Deuteranopia#003CEBno green cones; the most common form, about 1% of men; ΔE 23.4 from the original
Tritanopia#00648Cno blue cones; rare, and affects men and women equally; ΔE 109.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text9.06:1WCAG large text: AAA
Contrast with black, large text2.32:1WCAG large text: Fail

Named colours

Blue · ΔE 9.3Medium blue · ΔE 12.6Blue violet · ΔE 28.5Dark violet · ΔE 31.6Dark blue · ΔE 42.6Dark orchid · ΔE 43.3
Nearest named CSS colourBlue (#0000FF)ΔE 9.28, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#E2EE0B
Analogous#0B70EE, #890BEE
Triadic#EE170B, #0BEE17
Split complementary#EE890B, #70EE0B
Tetradic#EE0B70, #E2EE0B, #0BEE89

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CBC9FC
Lighter +30%#9D98FA
Lighter +20%#6F67F8
Lighter +10%#4036F6
Darker −10%#1209BD
Darker −20%#0E068D
Darker −30%#09045C
Darker −40%#04022B
More saturated +25%#0D00F9
Less saturated −25%#332ACF

Channel breakdown

R23
G11
B238
Red23 (9%)
Green11 (4.3%)
Blue238 (93.3%)
Hue243.17°
Saturation (HSL)91.16%
Lightness48.82%
Dominant channelBlue
Hex per channelR 17 · G 0B · B EE

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Every value on this page was computed from “170bee” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.