Colour

#22154F

#22154F
Blue
Dark
Nearest: Midnight blue

#22154F is a blue with RGB values 34, 21, 79 and HSL 253°, 58%, 20%. It is a dark colour, so white text on it reaches 16.3:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#22154F#22154F

HEX#22154F

RGBrgb(34, 21, 79)

RGB (0–1)0.1333, 0.0824, 0.3098

RGB percentages13.3%, 8.2%, 31%

HSLhsl(253.4, 58%, 19.6%)

HSV / HSBhsv(253.4, 73.4%, 31%)

CMYK57%, 73.4%, 0%, 69%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,233,679

CSS custom property--colour: #22154F;

Brightness & contrast

Relative luminance0.01441WCAG 2.x, 0 is black and 1 is white

Perceived brightness36.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 16.3:1

Contrast with white16.3:1WCAG normal text: AAA

Contrast with black1.29:1WCAG normal text: Fail

Greyscale equivalent#1C1C1C

Inverted#DDEAB0

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#002151no red cones; affects about 1% of men; ΔE 13.3 from the original

Deuteranopia#001E4Eno green cones; the most common form, about 1% of men; ΔE 12.3 from the original

Tritanopia#112430no blue cones; rare, and affects men and women equally; ΔE 35.8 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text16.3:1WCAG large text: AAA

Contrast with black, large text1.29:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 18.3 Dark slateblue · ΔE 20.6 Rebecca purple · ΔE 31.3 Indigo · ΔE 35.2 Navy · ΔE 39.2 Purple · ΔE 39.4

Nearest named CSS colourMidnight blue (#191970)ΔE 18.3, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#424F15

Analogous#15254F, #3F154F

Triadic#4F2215, #154F22

Split complementary#4F3F15, #254F15

Tetradic#4F1525, #424F15, #154F3F

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#775CD4

Lighter +30%#5635C8

Lighter +20%#452AA0

Lighter +10%#332077

Darker −10%#110A27

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#1B085C

Less saturated −25%#292143

Channel breakdown

R34

G21

B79

Red34 (13.3%)

Green21 (8.2%)

Blue79 (31%)

Hue253.45°

Saturation (HSL)58%

Lightness19.61%

Dominant channelBlue

Hex per channelR 22 · G 15 · B 4F

Keep nerding

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#22154F

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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