Colour

#689DDA

#689DDA
Blue
Dark
Nearest: Steel blue

#689DDA is a blue with RGB values 104, 157, 218 and HSL 212°, 61%, 63%. It is a dark colour, so black text on it reaches 7.4:1 contrast (AAA for normal text). The nearest named colour is Steel blue.

Colour values

#689DDA#689DDA

HEX#689DDA

RGBrgb(104, 157, 218)

RGB (0–1)0.4078, 0.6157, 0.8549

RGB percentages40.8%, 61.6%, 85.5%

HSLhsl(212.1, 60.6%, 63.1%)

HSV / HSBhsv(212.1, 52.3%, 85.5%)

CMYK52.3%, 28%, 0%, 14.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer6,856,154

CSS custom property--colour: #689DDA;

Brightness & contrast

Relative luminance0.32119WCAG 2.x, 0 is black and 1 is white

Perceived brightness152.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 7.42:1

Contrast with white2.83:1WCAG normal text: Fail

Contrast with black7.42:1WCAG normal text: AAA

Greyscale equivalent#969696

Inverted#976225

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#84A0DDno red cones; affects about 1% of men; ΔE 6.9 from the original

Deuteranopia#7695D9no green cones; the most common form, about 1% of men; ΔE 7.9 from the original

Tritanopia#29ABB2no blue cones; rare, and affects men and women equally; ΔE 38.2 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text2.83:1WCAG large text: Fail

Contrast with black, large text7.42:1WCAG large text: AAA

Named colours

Steel blue · ΔE 12.3 Cornflower blue · ΔE 16.2 Deep skyblue · ΔE 20.5 Light skyblue · ΔE 20.9 Light steelblue · ΔE 26 Sky blue · ΔE 26.2

Nearest named CSS colourSteel blue (#4682B4)ΔE 12.31, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#DAA568

Analogous#68D6DA, #6C68DA

Triadic#DA689D, #9DDA68

Split complementary#DA6C68, #D6DA68

Tetradic#DA68D6, #DAA568, #68DA6C

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#E3EDF8

Lighter +20%#BAD2EE

Lighter +10%#91B8E4

Darker −10%#3F82D0

Darker −20%#2B69B1

Darker −30%#215188

Darker −40%#17385F

More saturated +25%#519BF2

Less saturated −25%#809FC3

Channel breakdown

R104

G157

B218

Red104 (40.8%)

Green157 (61.6%)

Blue218 (85.5%)

Hue212.11°

Saturation (HSL)60.64%

Lightness63.14%

Dominant channelBlue

Hex per channelR 68 · G 9D · B DA

Keep nerding

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

#689DDA

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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