Colour

#678AC2

#678AC2
Blue
Dark
Nearest: Steel blue

#678AC2 is a blue with RGB values 103, 138, 194 and HSL 217°, 43%, 58%. It is a dark colour, so black text on it reaches 6:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#678AC2#678AC2

HEX#678AC2

RGBrgb(103, 138, 194)

RGB (0–1)0.4039, 0.5412, 0.7608

RGB percentages40.4%, 54.1%, 76.1%

HSLhsl(216.9, 42.7%, 58.2%)

HSV / HSBhsv(216.9, 46.9%, 76.1%)

CMYK46.9%, 28.9%, 0%, 23.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer6,785,730

CSS custom property--colour: #678AC2;

Brightness & contrast

Relative luminance0.24956WCAG 2.x, 0 is black and 1 is white

Perceived brightness136.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.99:1

Contrast with white3.51:1WCAG normal text: Fail

Contrast with black5.99:1WCAG normal text: AA

Greyscale equivalent#878787

Inverted#98753D

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#758EC4no red cones; affects about 1% of men; ΔE 3.5 from the original

Deuteranopia#6A85C1no green cones; the most common form, about 1% of men; ΔE 3.9 from the original

Tritanopia#42969Eno blue cones; rare, and affects men and women equally; ΔE 33.4 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text3.51:1WCAG large text: AA

Contrast with black, large text5.99:1WCAG large text: AAA

Named colours

Steel blue · ΔE 8.5 Cornflower blue · ΔE 18.2 Light slate grey · ΔE 22.5 Slate grey · ΔE 23.3 Light skyblue · ΔE 27 Deep skyblue · ΔE 27.6

Nearest named CSS colourSteel blue (#4682B4)ΔE 8.51, clearly different but related

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#C29F67

Analogous#67B8C2, #7167C2

Triadic#C2678A, #8AC267

Split complementary#C27167, #B8C267

Tetradic#C267B8, #C29F67, #67C271

Tints, shades & saturation

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

Lighter +40%#F9FAFC

Lighter +30%#D4DEEE

Lighter +20%#B0C2DF

Lighter +10%#8BA6D1

Darker −10%#466FB0

Darker −20%#38588B

Darker −30%#294167

Darker −40%#1B2A42

More saturated +25%#4C84DD

Less saturated −25%#8290A7

Channel breakdown

R103

G138

B194

Red103 (40.4%)

Green138 (54.1%)

Blue194 (76.1%)

Hue216.92°

Saturation (HSL)42.72%

Lightness58.24%

Dominant channelBlue

Hex per channelR 67 · G 8A · B C2

Keep nerding

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

#678AC2

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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