Colour

#1D00A0

#1D00A0
Blue
Dark
Nearest: Dark blue

#1D00A0 is a blue with RGB values 29, 0, 160 and HSL 251°, 100%, 31%. It is a dark colour, so white text on it reaches 13.5:1 contrast (AAA for normal text). The nearest named colour is Dark blue.

Colour values

#1D00A0#1D00A0

HEX#1D00A0

RGBrgb(29, 0, 160)

RGB (0–1)0.1137, 0, 0.6275

RGB percentages11.4%, 0%, 62.7%

HSLhsl(250.9, 100%, 31.4%)

HSV / HSBhsv(250.9, 100%, 62.7%)

CMYK81.9%, 100%, 0%, 37.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,900,704

CSS custom property--colour: #1D00A0;

Brightness & contrast

Relative luminance0.02799WCAG 2.x, 0 is black and 1 is white

Perceived brightness56.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 13.46:1

Contrast with white13.46:1WCAG normal text: AAA

Contrast with black1.56:1WCAG normal text: Fail

Greyscale equivalent#121212

Inverted#E2FF5F

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0036A4no red cones; affects about 1% of men; ΔE 28.8 from the original

Deuteranopia#00279Eno green cones; the most common form, about 1% of men; ΔE 19.8 from the original

Tritanopia#00405Cno blue cones; rare, and affects men and women equally; ΔE 82.1 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text13.46:1WCAG large text: AAA

Contrast with black, large text1.56:1WCAG large text: Fail

Named colours

Dark blue · ΔE 9.2 Navy · ΔE 14.4 Medium blue · ΔE 21.2 Indigo · ΔE 21.4 Blue violet · ΔE 26.7 Dark violet · ΔE 28.8

Nearest named CSS colourDark blue (#00008B)ΔE 9.2, clearly different but related

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#83A000

Analogous#0033A0, #6D00A0

Triadic#A01D00, #00A01D

Split complementary#A06D00, #33A000

Tetradic#A00033, #83A000, #00A06D

Tints, shades & saturation

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

Lighter +40%#876DFF

Lighter +30%#5E3AFF

Lighter +20%#3407FF

Lighter +10%#2600D3

Darker −10%#14006D

Darker −20%#0B003A

Darker −30%#010007

Darker −40%#000000

More saturated +25%#1D00A0

Less saturated −25%#2A148C

Channel breakdown

R29

B160

Red29 (11.4%)

Green0 (0%)

Blue160 (62.7%)

Hue250.88°

Saturation (HSL)100%

Lightness31.37%

Dominant channelBlue

Hex per channelR 1D · G 00 · B A0

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#1D00A0

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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