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Recognised as Colour

#7BB1D9

  • #7BB1D9
  • Blue
  • Dark
  • Nearest: Light skyblue

#7BB1D9 is a blue with RGB values 123, 177, 217 and HSL 206°, 55%, 67%. It is a dark colour, so black text on it reaches 9.1:1 contrast (AAA for normal text). The nearest named colour is Light skyblue.

Colour values

#7BB1D9#7BB1D9
HEX#7BB1D9
RGBrgb(123, 177, 217)
RGB (0–1)0.4824, 0.6941, 0.851
RGB percentages48.2%, 69.4%, 85.1%
HSLhsl(205.5, 55.3%, 66.7%)
HSV / HSBhsv(205.5, 43.3%, 85.1%)
CMYK43.3%, 18.4%, 0%, 14.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,106,457
CSS custom property--colour: #7BB1D9;

Brightness & contrast

Relative luminance0.40665WCAG 2.x, 0 is black and 1 is white
Perceived brightness168.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.13:1
Contrast with white2.3:1WCAG normal text: Fail
Contrast with black9.13:1WCAG normal text: AAA
Greyscale equivalent#A8A8A8
Inverted#844E26

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A0B1DBno red cones; affects about 1% of men; ΔE 11.3 from the original
Deuteranopia#93A7D8no green cones; the most common form, about 1% of men; ΔE 11.9 from the original
Tritanopia#55BBBEno blue cones; rare, and affects men and women equally; ΔE 26.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.3:1WCAG large text: Fail
Contrast with black, large text9.13:1WCAG large text: AAA

Named colours

Light skyblue · ΔE 10.8Sky blue · ΔE 12.8Light steelblue · ΔE 14.8Steel blue · ΔE 18.9Deep skyblue · ΔE 19.9Light blue · ΔE 20.2
Nearest named CSS colourLight skyblue (#87CEFA)ΔE 10.77, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D9A37B
Analogous#7BD9D2, #7B82D9
Triadic#D97BB1, #B1D97B
Split complementary#D97B82, #D9D27B
Tetradic#D27BD9, #D9A37B, #82D97B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#F2F7FB
Lighter +20%#CAE0F0
Lighter +10%#A3C8E4
Darker −10%#539ACE
Darker −20%#3581B9
Darker −30%#2A6591
Darker −40%#1E4A6A
More saturated +25%#66B4EE
Less saturated −25%#90AEC4

Channel breakdown

R123
G177
B217
Red123 (48.2%)
Green177 (69.4%)
Blue217 (85.1%)
Hue205.53°
Saturation (HSL)55.29%
Lightness66.67%
Dominant channelBlue
Hex per channelR 7B · G B1 · B D9

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Every value on this page was computed from “7bb1d9” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.