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Recognised as Colour

#210AB3

  • #210AB3
  • Blue
  • Dark
  • Nearest: Medium blue

#210AB3 is a blue with RGB values 33, 10, 179 and HSL 248°, 89%, 37%. It is a dark colour, so white text on it reaches 11.9:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#210AB3#210AB3
HEX#210AB3
RGBrgb(33, 10, 179)
RGB (0–1)0.1294, 0.0392, 0.702
RGB percentages12.9%, 3.9%, 70.2%
HSLhsl(248.2, 89.4%, 37.1%)
HSV / HSBhsv(248.2, 94.4%, 70.2%)
CMYK81.6%, 94.4%, 0%, 29.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,165,427
CSS custom property--colour: #210AB3;

Brightness & contrast

Relative luminance0.03795WCAG 2.x, 0 is black and 1 is white
Perceived brightness63.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.94:1
Contrast with white11.94:1WCAG normal text: AAA
Contrast with black1.76:1WCAG normal text: Fail
Greyscale equivalent#1B1B1B
Inverted#DEF54C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#003EB7no red cones; affects about 1% of men; ΔE 29.2 from the original
Deuteranopia#002EB0no green cones; the most common form, about 1% of men; ΔE 20.1 from the original
Tritanopia#004A68no blue cones; rare, and affects men and women equally; ΔE 87.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text11.94:1WCAG large text: AAA
Contrast with black, large text1.76:1WCAG large text: Fail

Named colours

Medium blue · ΔE 14.8Dark blue · ΔE 15.9Navy · ΔE 21.1Blue violet · ΔE 22.7Dark violet · ΔE 25.8Indigo · ΔE 27.2
Nearest named CSS colourMedium blue (#0000CD)ΔE 14.85, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#9CB30A
Analogous#0A47B3, #760AB3
Triadic#B3210A, #0AB321
Split complementary#B3760A, #47B30A
Tetradic#B30A47, #9CB30A, #0AB376

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9E90F9
Lighter +30%#7460F6
Lighter +20%#4A30F3
Lighter +10%#2A0DE3
Darker −10%#180783
Darker −20%#0F0552
Darker −30%#060222
Darker −40%#000000
More saturated +25%#1A00BD
Less saturated −25%#32229B

Channel breakdown

R33
G10
B179
Red33 (12.9%)
Green10 (3.9%)
Blue179 (70.2%)
Hue248.17°
Saturation (HSL)89.42%
Lightness37.06%
Dominant channelBlue
Hex per channelR 21 · G 0A · B B3

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Every value on this page was computed from “210ab3” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.