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Recognised as Colour

#61B5F8

  • #61B5F8
  • Blue
  • Dark
  • Nearest: Deep skyblue

#61B5F8 is a blue with RGB values 97, 181, 248 and HSL 207°, 92%, 68%. It is a dark colour, so black text on it reaches 9.5:1 contrast (AAA for normal text). The nearest named colour is Deep skyblue.

Colour values

#61B5F8#61B5F8
HEX#61B5F8
RGBrgb(97, 181, 248)
RGB (0–1)0.3804, 0.7098, 0.9725
RGB percentages38%, 71%, 97.3%
HSLhsl(206.6, 91.5%, 67.6%)
HSV / HSBhsv(206.6, 60.9%, 97.3%)
CMYK60.9%, 27%, 0%, 2.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,403,576
CSS custom property--colour: #61B5F8;

Brightness & contrast

Relative luminance0.42366WCAG 2.x, 0 is black and 1 is white
Perceived brightness170.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.47:1
Contrast with white2.22:1WCAG normal text: Fail
Contrast with black9.47:1WCAG normal text: AAA
Greyscale equivalent#A8A8A8
Inverted#9E4A07

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#98B6FBno red cones; affects about 1% of men; ΔE 13.4 from the original
Deuteranopia#83A7F7no green cones; the most common form, about 1% of men; ΔE 15.1 from the original
Tritanopia#00C5CCno blue cones; rare, and affects men and women equally; ΔE 40.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.22:1WCAG large text: Fail
Contrast with black, large text9.47:1WCAG large text: AAA

Named colours

Deep skyblue · ΔE 11.9Light skyblue · ΔE 15.8Cornflower blue · ΔE 19.7Steel blue · ΔE 20.7Sky blue · ΔE 23Light steelblue · ΔE 27.1
Nearest named CSS colourDeep skyblue (#00BFFF)ΔE 11.94, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#F8A461
Analogous#61F8F0, #6169F8
Triadic#F861B5, #B5F861
Split complementary#F86169, #F8EF61
Tetradic#F061F8, #F8A461, #6AF861

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#F4FAFE
Lighter +20%#C3E3FC
Lighter +10%#92CCFA
Darker −10%#309EF6
Darker −20%#0A86E9
Darker −30%#086AB8
Darker −40%#064E87
More saturated +25%#5AB6FF
Less saturated −25%#76B3E3

Channel breakdown

R97
G181
B248
Red97 (38%)
Green181 (71%)
Blue248 (97.3%)
Hue206.62°
Saturation (HSL)91.52%
Lightness67.65%
Dominant channelBlue
Hex per channelR 61 · G B5 · B F8

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Every value on this page was computed from “61b5f8” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.