Colour

#1A314B

#1A314B
Blue
Dark
Nearest: Dark slate grey

#1A314B is a blue with RGB values 26, 49, 75 and HSL 212°, 49%, 20%. It is a dark colour, so white text on it reaches 13.3:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#1A314B#1A314B

HEX#1A314B

RGBrgb(26, 49, 75)

RGB (0–1)0.102, 0.1922, 0.2941

RGB percentages10.2%, 19.2%, 29.4%

HSLhsl(211.8, 48.5%, 19.8%)

HSV / HSBhsv(211.8, 65.3%, 29.4%)

CMYK65.3%, 34.7%, 0%, 70.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,716,555

CSS custom property--colour: #1A314B;

Brightness & contrast

Relative luminance0.02924WCAG 2.x, 0 is black and 1 is white

Perceived brightness47.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 13.25:1

Contrast with white13.25:1WCAG normal text: AAA

Contrast with black1.58:1WCAG normal text: Fail

Greyscale equivalent#2E2E2E

Inverted#E5CEB4

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#26324Cno red cones; affects about 1% of men; ΔE 3.4 from the original

Deuteranopia#202E4Ano green cones; the most common form, about 1% of men; ΔE 3.4 from the original

Tritanopia#00373Ano blue cones; rare, and affects men and women equally; ΔE 19.6 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text13.25:1WCAG large text: AAA

Contrast with black, large text1.58:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 22.4 Black · ΔE 27.2 Dim grey · ΔE 31 Slate grey · ΔE 34.2 Steel blue · ΔE 35.6 Dark slateblue · ΔE 36.5

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 22.43, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#4B341A

Analogous#1A494B, #1C1A4B

Triadic#4B1A31, #314B1A

Split complementary#4B1C1A, #494B1A

Tetradic#4B1A49, #4B341A, #1A4B1C

Tints, shades & saturation

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

Lighter +40%#6795CA

Lighter +30%#417BBD

Lighter +20%#346297

Lighter +10%#274A71

Darker −10%#0D1825

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#0D3058

Less saturated −25%#27323E

Channel breakdown

R26

G49

B75

Red26 (10.2%)

Green49 (19.2%)

Blue75 (29.4%)

Hue211.84°

Saturation (HSL)48.51%

Lightness19.8%

Dominant channelBlue

Hex per channelR 1A · G 31 · B 4B

Keep nerding

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#1A314B

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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