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Colour

#2A2D7F

  • #2A2D7F
  • Blue
  • Dark
  • Nearest: Dark slateblue

#2A2D7F is a blue with RGB values 42, 45, 127 and HSL 238°, 50%, 33%. It is a dark colour, so white text on it reaches 11.8:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#2A2D7F#2A2D7F
HEX#2A2D7F
RGBrgb(42, 45, 127)
RGB (0–1)0.1647, 0.1765, 0.498
RGB percentages16.5%, 17.6%, 49.8%
HSLhsl(237.9, 50.3%, 33.1%)
HSV / HSBhsv(237.9, 66.9%, 49.8%)
CMYK66.9%, 64.6%, 0%, 50.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,764,159
CSS custom property--colour: #2A2D7F;

Brightness & contrast

Relative luminance0.03901WCAG 2.x, 0 is black and 1 is white
Perceived brightness59.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.8:1
Contrast with white11.8:1WCAG normal text: AAA
Contrast with black1.78:1WCAG normal text: Fail
Greyscale equivalent#323232
Inverted#D5D280

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#003B82no red cones; affects about 1% of men; ΔE 13.3 from the original
Deuteranopia#00347Dno green cones; the most common form, about 1% of men; ΔE 10.1 from the original
Tritanopia#004251no blue cones; rare, and affects men and women equally; ΔE 50.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text11.8:1WCAG large text: AAA
Contrast with black, large text1.78:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 8.9Midnight blue · ΔE 9.6Rebecca purple · ΔE 19.1Indigo · ΔE 26.3Slate blue · ΔE 26.4Navy · ΔE 29.5
Nearest named CSS colourDark slateblue (#483D8B)ΔE 8.88, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7F7C2A
Analogous#2A587F, #522A7F
Triadic#7F2A2D, #2D7F2A
Split complementary#7F512A, #587F2A
Tetradic#7F2A57, #7F7C2A, #2A7F51

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#989ADD
Lighter +30%#7275D0
Lighter +20%#4B50C4
Lighter +10%#373BA5
Darker −10%#1D1F59
Darker −20%#111232
Darker −30%#04040C
Darker −40%#000000
More saturated +25%#151994
Less saturated −25%#3F416A

Channel breakdown

R42
G45
B127
Red42 (16.5%)
Green45 (17.6%)
Blue127 (49.8%)
Hue237.88°
Saturation (HSL)50.3%
Lightness33.14%
Dominant channelBlue
Hex per channelR 2A · G 2D · B 7F

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Every value on this page was computed from “2a2d7f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.