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Recognised as Colour

#2D43AF

  • #2D43AF
  • Blue
  • Dark
  • Nearest: Slate blue

#2D43AF is a blue with RGB values 45, 67, 175 and HSL 230°, 59%, 43%. It is a dark colour, so white text on it reaches 8.3:1 contrast (AAA for normal text). The nearest named colour is Slate blue.

Colour values

#2D43AF#2D43AF
HEX#2D43AF
RGBrgb(45, 67, 175)
RGB (0–1)0.1765, 0.2627, 0.6863
RGB percentages17.6%, 26.3%, 68.6%
HSLhsl(229.8, 59.1%, 43.1%)
HSV / HSBhsv(229.8, 74.3%, 68.6%)
CMYK74.3%, 61.7%, 0%, 31.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,966,447
CSS custom property--colour: #2D43AF;

Brightness & contrast

Relative luminance0.07667WCAG 2.x, 0 is black and 1 is white
Perceived brightness82 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.29:1
Contrast with white8.29:1WCAG normal text: AAA
Contrast with black2.53:1WCAG normal text: Fail
Greyscale equivalent#464646
Inverted#D2BC50

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0054B3no red cones; affects about 1% of men; ΔE 14 from the original
Deuteranopia#0048ADno green cones; the most common form, about 1% of men; ΔE 7.4 from the original
Tritanopia#005F72no blue cones; rare, and affects men and women equally; ΔE 63 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.29:1WCAG large text: AAA
Contrast with black, large text2.53:1WCAG large text: Fail

Named colours

Slate blue · ΔE 13.7Royal blue · ΔE 15.9Rebecca purple · ΔE 18.2Dark slateblue · ΔE 18.5Midnight blue · ΔE 20.4Medium slateblue · ΔE 22.6
Nearest named CSS colourSlate blue (#6A5ACD)ΔE 13.69, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AF992D
Analogous#2D84AF, #582DAF
Triadic#AF2D43, #43AF2D
Split complementary#AF582D, #84AF2D
Tetradic#AF2D84, #AF992D, #2DAF58

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BBC3ED
Lighter +30%#92A0E3
Lighter +20%#697CD9
Lighter +10%#4159CE
Darker −10%#233386
Darker −20%#18245E
Darker −30%#0E1435
Darker −40%#03050D
More saturated +25%#1231CB
Less saturated −25%#495593

Channel breakdown

R45
G67
B175
Red45 (17.6%)
Green67 (26.3%)
Blue175 (68.6%)
Hue229.85°
Saturation (HSL)59.09%
Lightness43.14%
Dominant channelBlue
Hex per channelR 2D · G 43 · B AF

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Every value on this page was computed from “2d43af” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.