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Recognised as Colour

#689CE1

  • #689CE1
  • Blue
  • Dark
  • Nearest: Cornflower blue

#689CE1 is a blue with RGB values 104, 156, 225 and HSL 214°, 67%, 65%. It is a dark colour, so black text on it reaches 7.4:1 contrast (AAA for normal text). The nearest named colour is Cornflower blue.

Colour values

#689CE1#689CE1
HEX#689CE1
RGBrgb(104, 156, 225)
RGB (0–1)0.4078, 0.6118, 0.8824
RGB percentages40.8%, 61.2%, 88.2%
HSLhsl(214.2, 66.9%, 64.5%)
HSV / HSBhsv(214.2, 53.8%, 88.2%)
CMYK53.8%, 30.7%, 0%, 11.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,855,905
CSS custom property--colour: #689CE1;

Brightness & contrast

Relative luminance0.32156WCAG 2.x, 0 is black and 1 is white
Perceived brightness152.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.43:1
Contrast with white2.83:1WCAG normal text: Fail
Contrast with black7.43:1WCAG normal text: AAA
Greyscale equivalent#969696
Inverted#97631E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#80A0E4no red cones; affects about 1% of men; ΔE 5.5 from the original
Deuteranopia#7194E0no green cones; the most common form, about 1% of men; ΔE 6.9 from the original
Tritanopia#1FABB5no blue cones; rare, and affects men and women equally; ΔE 41.7 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 text7.43:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 11.6Steel blue · ΔE 15Deep skyblue · ΔE 22.1Light skyblue · ΔE 24Dodgerblue · ΔE 24.7Light steelblue · ΔE 29.4
Nearest named CSS colourCornflower blue (#6495ED)ΔE 11.58, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#E1AD68
Analogous#68D8E1, #7168E1
Triadic#E1689C, #9CE168
Split complementary#E17168, #D8E168
Tetradic#E168D8, #E1AD68, #68E170

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#E8F0FA
Lighter +20%#BDD4F2
Lighter +10%#93B8E9
Darker −10%#3D80D9
Darker −20%#2667BD
Darker −30%#1D5093
Darker −40%#153968
More saturated +25%#5199F8
Less saturated −25%#7F9FCA

Channel breakdown

R104
G156
B225
Red104 (40.8%)
Green156 (61.2%)
Blue225 (88.2%)
Hue214.21°
Saturation (HSL)66.85%
Lightness64.51%
Dominant channelBlue
Hex per channelR 68 · G 9C · B E1

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Every value on this page was computed from “689ce1” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.