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Recognised as Colour

#2921BD

  • #2921BD
  • Blue
  • Dark
  • Nearest: Dark blue

#2921BD is a blue with RGB values 41, 33, 189 and HSL 243°, 70%, 44%. It is a dark colour, so white text on it reaches 10.3:1 contrast (AAA for normal text). The nearest named colour is Dark blue.

Colour values

#2921BD#2921BD
HEX#2921BD
RGBrgb(41, 33, 189)
RGB (0–1)0.1608, 0.1294, 0.7412
RGB percentages16.1%, 12.9%, 74.1%
HSLhsl(243.1, 70.3%, 43.5%)
HSV / HSBhsv(243.1, 82.5%, 74.1%)
CMYK78.3%, 82.5%, 0%, 25.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,695,613
CSS custom property--colour: #2921BD;

Brightness & contrast

Relative luminance0.05233WCAG 2.x, 0 is black and 1 is white
Perceived brightness72.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.26:1
Contrast with white10.26:1WCAG normal text: AAA
Contrast with black2.05:1WCAG normal text: Fail
Greyscale equivalent#2E2E2E
Inverted#D6DE42

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0048C1no red cones; affects about 1% of men; ΔE 26.5 from the original
Deuteranopia#0039BAno green cones; the most common form, about 1% of men; ΔE 17.9 from the original
Tritanopia#005371no blue cones; rare, and affects men and women equally; ΔE 84.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text10.26:1WCAG large text: AAA
Contrast with black, large text2.05:1WCAG large text: Fail

Named colours

Dark blue · ΔE 16.1Medium blue · ΔE 19Navy · ΔE 20.7Blue violet · ΔE 21.9Indigo · ΔE 25.8Dark orchid · ΔE 26.5
Nearest named CSS colourDark blue (#00008B)ΔE 16.11, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B5BD21
Analogous#2167BD, #7721BD
Triadic#BD2921, #21BD29
Split complementary#BD7721, #67BD21
Tetradic#BD2167, #B5BD21, #21BD77

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BBB7F3
Lighter +30%#918CEB
Lighter +20%#6761E3
Lighter +10%#3E35DC
Darker −10%#201992
Darker −20%#161266
Darker −30%#0D0A3B
Darker −40%#03030F
More saturated +25%#1005D9
Less saturated −25%#423DA1

Channel breakdown

R41
G33
B189
Red41 (16.1%)
Green33 (12.9%)
Blue189 (74.1%)
Hue243.08°
Saturation (HSL)70.27%
Lightness43.53%
Dominant channelBlue
Hex per channelR 29 · G 21 · B BD

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Every value on this page was computed from “2921bd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.