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Recognised as Colour

#2A2983

  • #2A2983
  • Blue
  • Dark
  • Nearest: Midnight blue

#2A2983 is a blue with RGB values 42, 41, 131 and HSL 241°, 52%, 34%. It is a dark colour, so white text on it reaches 12:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#2A2983#2A2983
HEX#2A2983
RGBrgb(42, 41, 131)
RGB (0–1)0.1647, 0.1608, 0.5137
RGB percentages16.5%, 16.1%, 51.4%
HSLhsl(240.7, 52.3%, 33.7%)
HSV / HSBhsv(240.7, 68.7%, 51.4%)
CMYK67.9%, 68.7%, 0%, 48.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,763,139
CSS custom property--colour: #2A2983;

Brightness & contrast

Relative luminance0.03717WCAG 2.x, 0 is black and 1 is white
Perceived brightness58.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.05:1
Contrast with white12.05:1WCAG normal text: AAA
Contrast with black1.74:1WCAG normal text: Fail
Greyscale equivalent#303030
Inverted#D5D67C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#003A86no red cones; affects about 1% of men; ΔE 15.3 from the original
Deuteranopia#003281no green cones; the most common form, about 1% of men; ΔE 11.1 from the original
Tritanopia#004152no blue cones; rare, and affects men and women equally; ΔE 54.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text12.05:1WCAG large text: AAA
Contrast with black, large text1.74:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 7Dark slateblue · ΔE 12.4Rebecca purple · ΔE 16.4Indigo · ΔE 21.5Navy · ΔE 24.3Slate blue · ΔE 24.4
Nearest named CSS colourMidnight blue (#191970)ΔE 7.01, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#828329
Analogous#295583, #572983
Triadic#832A29, #29832A
Split complementary#835729, #558329
Tetradic#832955, #828329, #298357

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9A99DF
Lighter +30%#7372D3
Lighter +20%#4D4BC7
Lighter +10%#3635AA
Darker −10%#1E1D5C
Darker −20%#111135
Darker −30%#05050E
Darker −40%#000000
More saturated +25%#151398
Less saturated −25%#3F3E6D

Channel breakdown

R42
G41
B131
Red42 (16.5%)
Green41 (16.1%)
Blue131 (51.4%)
Hue240.67°
Saturation (HSL)52.33%
Lightness33.73%
Dominant channelBlue
Hex per channelR 2A · G 29 · B 83

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Every value on this page was computed from “2a2983” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.