Colour

#1A374B

#1A374B
Blue
Dark
Nearest: Dark slate grey

#1A374B is a blue with RGB values 26, 55, 75 and HSL 204°, 49%, 20%. It is a dark colour, so white text on it reaches 12.4:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#1A374B#1A374B

HEX#1A374B

RGBrgb(26, 55, 75)

RGB (0–1)0.102, 0.2157, 0.2941

RGB percentages10.2%, 21.6%, 29.4%

HSLhsl(204.5, 48.5%, 19.8%)

HSV / HSBhsv(204.5, 65.3%, 29.4%)

CMYK65.3%, 26.7%, 0%, 70.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,718,091

CSS custom property--colour: #1A374B;

Brightness & contrast

Relative luminance0.0346WCAG 2.x, 0 is black and 1 is white

Perceived brightness51.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 12.41:1

Contrast with white12.41:1WCAG normal text: AAA

Contrast with black1.69:1WCAG normal text: Fail

Greyscale equivalent#323232

Inverted#E5C8B4

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#2E374Cno red cones; affects about 1% of men; ΔE 6.5 from the original

Deuteranopia#27324Bno green cones; the most common form, about 1% of men; ΔE 7.2 from the original

Tritanopia#003C3Eno blue cones; rare, and affects men and women equally; ΔE 15.6 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text12.41:1WCAG large text: AAA

Contrast with black, large text1.69:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 17.1 Black · ΔE 27.1 Dim grey · ΔE 27.7 Slate grey · ΔE 31.5 Light slate grey · ΔE 34.4 Steel blue · ΔE 34.9

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 17.08, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#4B2E1A

Analogous#1A4B47, #1A1F4B

Triadic#4B1A37, #374B1A

Split complementary#4B1A1E, #4B471A

Tetradic#471A4B, #4B2E1A, #1F4B1A

Tints, shades & saturation

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

Lighter +40%#67A2CA

Lighter +30%#418ABD

Lighter +20%#346F97

Lighter +10%#275371

Darker −10%#0D1B25

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#0D3958

Less saturated −25%#27353E

Channel breakdown

R26

G55

B75

Red26 (10.2%)

Green55 (21.6%)

Blue75 (29.4%)

Hue204.49°

Saturation (HSL)48.51%

Lightness19.8%

Dominant channelBlue

Hex per channelR 1A · G 37 · B 4B

Keep nerding

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

#1A374B

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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