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Colour

#2A1CD2

  • #2A1CD2
  • Blue
  • Dark
  • Nearest: Medium blue

#2A1CD2 is a blue with RGB values 42, 28, 210 and HSL 245°, 76%, 47%. It is a dark colour, so white text on it reaches 9.6:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#2A1CD2#2A1CD2
HEX#2A1CD2
RGBrgb(42, 28, 210)
RGB (0–1)0.1647, 0.1098, 0.8235
RGB percentages16.5%, 11%, 82.4%
HSLhsl(244.6, 76.5%, 46.7%)
HSV / HSBhsv(244.6, 86.7%, 82.4%)
CMYK80%, 86.7%, 0%, 17.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,759,890
CSS custom property--colour: #2A1CD2;

Brightness & contrast

Relative luminance0.05976WCAG 2.x, 0 is black and 1 is white
Perceived brightness77.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.57:1
Contrast with white9.57:1WCAG normal text: AAA
Contrast with black2.2:1WCAG normal text: Fail
Greyscale equivalent#2C2C2C
Inverted#D5E32D

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#004ED7no red cones; affects about 1% of men; ΔE 30.8 from the original
Deuteranopia#003CCFno green cones; the most common form, about 1% of men; ΔE 20.7 from the original
Tritanopia#005B7Dno blue cones; rare, and affects men and women equally; ΔE 94.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text9.57:1WCAG large text: AAA
Contrast with black, large text2.2:1WCAG large text: Fail

Named colours

Medium blue · ΔE 8Blue violet · ΔE 19.4Dark violet · ΔE 24.2Dark blue · ΔE 26.2Blue · ΔE 27Dark orchid · ΔE 30.6
Nearest named CSS colourMedium blue (#0000CD)ΔE 8, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C4D21C
Analogous#1C69D2, #851CD2
Triadic#D22A1C, #1CD22A
Split complementary#D2851C, #69D21C
Tetradic#D21C69, #C4D21C, #1CD285

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C7C3F7
Lighter +30%#9D96F1
Lighter +20%#7369EB
Lighter +10%#493CE5
Darker −10%#2116A5
Darker −20%#181078
Darker −30%#0F0A4B
Darker −40%#06041E
More saturated +25%#1200EE
Less saturated −25%#433AB4

Channel breakdown

R42
G28
B210
Red42 (16.5%)
Green28 (11%)
Blue210 (82.4%)
Hue244.62°
Saturation (HSL)76.47%
Lightness46.67%
Dominant channelBlue
Hex per channelR 2A · G 1C · B D2

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Every value on this page was computed from “2a1cd2” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.