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Recognised as Colour

#2A2977

  • #2A2977
  • Blue
  • Dark
  • Nearest: Midnight blue

#2A2977 is a blue with RGB values 42, 41, 119 and HSL 241°, 49%, 31%. It is a dark colour, so white text on it reaches 12.5:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#2A2977#2A2977
HEX#2A2977
RGBrgb(42, 41, 119)
RGB (0–1)0.1647, 0.1608, 0.4667
RGB percentages16.5%, 16.1%, 46.7%
HSLhsl(240.8, 48.8%, 31.4%)
HSV / HSBhsv(240.8, 65.5%, 46.7%)
CMYK64.7%, 65.5%, 0%, 53.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,763,127
CSS custom property--colour: #2A2977;

Brightness & contrast

Relative luminance0.0341WCAG 2.x, 0 is black and 1 is white
Perceived brightness55.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.49:1
Contrast with white12.49:1WCAG normal text: AAA
Contrast with black1.68:1WCAG normal text: Fail
Greyscale equivalent#2F2F2F
Inverted#D5D688

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#00377Ano red cones; affects about 1% of men; ΔE 13.7 from the original
Deuteranopia#003175no green cones; the most common form, about 1% of men; ΔE 11.3 from the original
Tritanopia#003D4Cno blue cones; rare, and affects men and women equally; ΔE 48.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text12.49:1WCAG large text: AAA
Contrast with black, large text1.68:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 9.4Dark slateblue · ΔE 9.5Rebecca purple · ΔE 20.3Indigo · ΔE 27Slate blue · ΔE 28.9Navy · ΔE 30.6
Nearest named CSS colourMidnight blue (#191970)ΔE 9.42, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#767729
Analogous#294F77, #512977
Triadic#772A29, #29772A
Split complementary#775129, #4F7729
Tetradic#77294F, #767729, #297751

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9392DA
Lighter +30%#6E6CCD
Lighter +20%#4847BF
Lighter +10%#37369D
Darker −10%#1D1C51
Darker −20%#0F0F2B
Darker −30%#020205
Darker −40%#000000
More saturated +25%#17158B
Less saturated −25%#3D3D63

Channel breakdown

R42
G41
B119
Red42 (16.5%)
Green41 (16.1%)
Blue119 (46.7%)
Hue240.77°
Saturation (HSL)48.75%
Lightness31.37%
Dominant channelBlue
Hex per channelR 2A · G 29 · B 77

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Every value on this page was computed from “2a2977” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.