Colour

#689BCC

#689BCC
Blue
Dark
Nearest: Steel blue

#689BCC is a blue with RGB values 104, 155, 204 and HSL 209°, 50%, 60%. It is a dark colour, so black text on it reaches 7.1:1 contrast (AAA for normal text). The nearest named colour is Steel blue.

Colour values

#689BCC#689BCC

HEX#689BCC

RGBrgb(104, 155, 204)

RGB (0–1)0.4078, 0.6078, 0.8

RGB percentages40.8%, 60.8%, 80%

HSLhsl(209.4, 49.5%, 60.4%)

HSV / HSBhsv(209.4, 49%, 80%)

CMYK49%, 24%, 0%, 20%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer6,855,628

CSS custom property--colour: #689BCC;

Brightness & contrast

Relative luminance0.30745WCAG 2.x, 0 is black and 1 is white

Perceived brightness148.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 7.15:1

Contrast with white2.94:1WCAG normal text: Fail

Contrast with black7.15:1WCAG normal text: AAA

Greyscale equivalent#949494

Inverted#976433

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#879CCEno red cones; affects about 1% of men; ΔE 8.7 from the original

Deuteranopia#7A92CBno green cones; the most common form, about 1% of men; ΔE 9.7 from the original

Tritanopia#39A6ACno blue cones; rare, and affects men and women equally; ΔE 30.8 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text2.94:1WCAG large text: Fail

Contrast with black, large text7.15:1WCAG large text: AAA

Named colours

Steel blue · ΔE 10 Light skyblue · ΔE 19 Light slate grey · ΔE 20.3 Deep skyblue · ΔE 21.3 Slate grey · ΔE 22 Light steelblue · ΔE 22.3

Nearest named CSS colourSteel blue (#4682B4)ΔE 10.01, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#CC9968

Analogous#68CCCB, #6869CC

Triadic#CC689B, #9BCC68

Split complementary#CC6869, #CCCB68

Tetradic#CB68CC, #CC9968, #69CC68

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#DAE7F3

Lighter +20%#B4CDE6

Lighter +10%#8EB4D9

Darker −10%#4282BF

Darker −20%#34689A

Darker −30%#274E74

Darker −40%#1A354E

More saturated +25%#4F9CE5

Less saturated −25%#819AB3

Channel breakdown

R104

G155

B204

Red104 (40.8%)

Green155 (60.8%)

Blue204 (80%)

Hue209.4°

Saturation (HSL)49.5%

Lightness60.39%

Dominant channelBlue

Hex per channelR 68 · G 9B · B CC

Keep nerding

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

#689BCC

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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