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Colour

#2C2051

  • #2C2051
  • Blue
  • Dark
  • Nearest: Dark slateblue

#2C2051 is a blue with RGB values 44, 32, 81 and HSL 255°, 43%, 22%. It is a dark colour, so white text on it reaches 14.7:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#2C2051#2C2051
HEX#2C2051
RGBrgb(44, 32, 81)
RGB (0–1)0.1725, 0.1255, 0.3176
RGB percentages17.3%, 12.5%, 31.8%
HSLhsl(254.7, 43.4%, 22.2%)
HSV / HSBhsv(254.7, 60.5%, 31.8%)
CMYK45.7%, 60.5%, 0%, 68.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,891,857
CSS custom property--colour: #2C2051;

Brightness & contrast

Relative luminance0.02163WCAG 2.x, 0 is black and 1 is white
Perceived brightness43.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.66:1
Contrast with white14.66:1WCAG normal text: AAA
Contrast with black1.43:1WCAG normal text: Fail
Greyscale equivalent#262626
Inverted#D3DFAE

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#072953no red cones; affects about 1% of men; ΔE 13.2 from the original
Deuteranopia#0A2750no green cones; the most common form, about 1% of men; ΔE 12.7 from the original
Tritanopia#222A35no blue cones; rare, and affects men and women equally; ΔE 28 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text14.66:1WCAG large text: AAA
Contrast with black, large text1.43:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 21.2Midnight blue · ΔE 24.7Rebecca purple · ΔE 34.4Black · ΔE 37.9Indigo · ΔE 41.1Dark slate grey · ΔE 42.3
Nearest named CSS colourDark slateblue (#483D8B)ΔE 21.16, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#455120
Analogous#202C51, #452051
Triadic#512C20, #20512C
Split complementary#514520, #2C5120
Tetradic#51202C, #455120, #205145

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#8975C8
Lighter +30%#6A50BA
Lighter +20%#543D9A
Lighter +10%#402E76
Darker −10%#18122C
Darker −20%#040308
Darker −30%#000000
Darker −40%#000000
More saturated +25%#25125F
Less saturated −25%#332E43

Channel breakdown

R44
G32
B81
Red44 (17.3%)
Green32 (12.5%)
Blue81 (31.8%)
Hue254.69°
Saturation (HSL)43.36%
Lightness22.16%
Dominant channelBlue
Hex per channelR 2C · G 20 · B 51

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Every value on this page was computed from “2c2051” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.