Colour

#01125A

#01125A
Blue
Dark
Nearest: Midnight blue

#01125A is a blue with RGB values 1, 18, 90 and HSL 229°, 98%, 18%. It is a dark colour, so white text on it reaches 17:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#01125A#01125A

HEX#01125A

RGBrgb(1, 18, 90)

RGB (0–1)0.0039, 0.0706, 0.3529

RGB percentages0.4%, 7.1%, 35.3%

HSLhsl(228.5, 97.8%, 17.8%)

HSV / HSBhsv(228.5, 98.9%, 35.3%)

CMYK98.9%, 80%, 0%, 64.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer70,234

CSS custom property--colour: #01125A;

Brightness & contrast

Relative luminance0.01177WCAG 2.x, 0 is black and 1 is white

Perceived brightness33.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 17:1

Contrast with white17:1WCAG normal text: AAA

Contrast with black1.24:1WCAG normal text: Fail

Greyscale equivalent#141414

Inverted#FEEDA5

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#00215Cno red cones; affects about 1% of men; ΔE 12.6 from the original

Deuteranopia#001859no green cones; the most common form, about 1% of men; ΔE 5.8 from the original

Tritanopia#002735no blue cones; rare, and affects men and women equally; ΔE 45.7 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text17:1WCAG large text: AAA

Contrast with black, large text1.24:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 9.6 Dark slateblue · ΔE 20.5 Rebecca purple · ΔE 28.3 Indigo · ΔE 29.1 Navy · ΔE 29.9 Dark blue · ΔE 34.9

Nearest named CSS colourMidnight blue (#191970)ΔE 9.63, clearly different but related

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#5A4901

Analogous#013F5A, #1C015A

Triadic#5A0112, #125A01

Split complementary#5A1D01, #3E5A01

Tetradic#5A013F, #5A4901, #015A1D

Tints, shades & saturation

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

Lighter +40%#2A53FD

Lighter +30%#0330F1

Lighter +20%#0226BF

Lighter +10%#021C8C

Darker −10%#000828

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#00115B

Less saturated −25%#0C194F

Channel breakdown

G18

B90

Red1 (0.4%)

Green18 (7.1%)

Blue90 (35.3%)

Hue228.54°

Saturation (HSL)97.8%

Lightness17.84%

Dominant channelBlue

Hex per channelR 01 · G 12 · B 5A

Keep nerding

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#01125A

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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