Recognised as Colour

#31679D

#31679D
Blue
Dark
Nearest: Steel blue

#31679D is a blue with RGB values 49, 103, 157 and HSL 210°, 52%, 40%. It is a dark colour, so white text on it reaches 5.9:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#31679D#31679D

HEX#31679D

RGBrgb(49, 103, 157)

RGB (0–1)0.1922, 0.4039, 0.6157

RGB percentages19.2%, 40.4%, 61.6%

HSLhsl(210, 52.4%, 40.4%)

HSV / HSBhsv(210, 68.8%, 61.6%)

CMYK68.8%, 34.4%, 0%, 38.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer3,237,789

CSS custom property--colour: #31679D;

Brightness & contrast

Relative luminance0.12788WCAG 2.x, 0 is black and 1 is white

Perceived brightness98.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.9:1

Contrast with white5.9:1WCAG normal text: AA

Contrast with black3.56:1WCAG normal text: Fail

Greyscale equivalent#5F5F5F

Inverted#CE9862

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#4F6A9Fno red cones; affects about 1% of men; ΔE 6.4 from the original

Deuteranopia#40609Cno green cones; the most common form, about 1% of men; ΔE 7.3 from the original

Tritanopia#00747Bno blue cones; rare, and affects men and women equally; ΔE 33.8 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text5.9:1WCAG large text: AAA

Contrast with black, large text3.56:1WCAG large text: AA

Named colours

Steel blue · ΔE 11.2 Cornflower blue · ΔE 26 Slate grey · ΔE 26.3 Light slate grey · ΔE 27.2 Dark slateblue · ΔE 29.2 Dim grey · ΔE 34.6

Nearest named CSS colourSteel blue (#4682B4)ΔE 11.2, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#9D6731

Analogous#319D9D, #31319D

Triadic#9D3167, #679D31

Split complementary#9D3131, #9D9D31

Tetradic#9D319D, #9D6731, #319D31

Tints, shades & saturation

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

Lighter +40%#B3CDE7

Lighter +30%#8CB3DB

Lighter +20%#659ACF

Lighter +10%#3E81C3

Darker −10%#254E76

Darker −20%#19344F

Darker −30%#0D1A28

Darker −40%#000102

More saturated +25%#1767B7

Less saturated −25%#4B6783

Channel breakdown

R49

G103

B157

Red49 (19.2%)

Green103 (40.4%)

Blue157 (61.6%)

Hue210°

Saturation (HSL)52.43%

Lightness40.39%

Dominant channelBlue

Hex per channelR 31 · G 67 · B 9D

Keep nerding

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

#31679D

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

Nerdulate something else