Recognised as Colour

#231AB6

#231AB6
Blue
Dark
Nearest: Dark blue

#231AB6 is a blue with RGB values 35, 26, 182 and HSL 243°, 75%, 41%. It is a dark colour, so white text on it reaches 11.1:1 contrast (AAA for normal text). The nearest named colour is Dark blue.

Colour values

#231AB6#231AB6

HEX#231AB6

RGBrgb(35, 26, 182)

RGB (0–1)0.1373, 0.102, 0.7137

RGB percentages13.7%, 10.2%, 71.4%

HSLhsl(243.5, 75%, 40.8%)

HSV / HSBhsv(243.5, 85.7%, 71.4%)

CMYK80.8%, 85.7%, 0%, 28.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,300,598

CSS custom property--colour: #231AB6;

Brightness & contrast

Relative luminance0.04474WCAG 2.x, 0 is black and 1 is white

Perceived brightness67.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 11.08:1

Contrast with white11.08:1WCAG normal text: AAA

Contrast with black1.89:1WCAG normal text: Fail

Greyscale equivalent#272727

Inverted#DCE549

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0043BAno red cones; affects about 1% of men; ΔE 26.8 from the original

Deuteranopia#0034B3no green cones; the most common form, about 1% of men; ΔE 18.2 from the original

Tritanopia#004F6Cno blue cones; rare, and affects men and women equally; ΔE 84.6 from the original

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

Contrast with white, large text11.08:1WCAG large text: AAA

Contrast with black, large text1.89:1WCAG large text: Fail

Named colours

Dark blue · ΔE 14.3 Medium blue · ΔE 18.8 Navy · ΔE 19.1 Blue violet · ΔE 23 Indigo · ΔE 24.9 Dark violet · ΔE 27

Nearest named CSS colourDark blue (#00008B)ΔE 14.3, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#ADB61A

Analogous#1A5FB6, #711AB6

Triadic#B6231A, #1AB623

Split complementary#B6711A, #5FB61A

Tetradic#B61A5F, #ADB61A, #1AB671

Tints, shades & saturation

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

Lighter +40%#ADA9F3

Lighter +30%#837DEC

Lighter +20%#5950E6

Lighter +10%#2E23E0

Darker −10%#1A1489

Darker −20%#120D5D

Darker −30%#090730

Darker −40%#010003

More saturated +25%#0C00D0

Less saturated −25%#3A349C

Channel breakdown

R35

G26

B182

Red35 (13.7%)

Green26 (10.2%)

Blue182 (71.4%)

Hue243.46°

Saturation (HSL)75%

Lightness40.78%

Dominant channelBlue

Hex per channelR 23 · G 1A · B B6

Keep nerding

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

#231AB6

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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