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Recognised as Colour

#2BB1FD

  • #2BB1FD
  • Blue
  • Dark
  • Nearest: Deep skyblue

#2BB1FD is a blue with RGB values 43, 177, 253 and HSL 202°, 98%, 58%. It is a dark colour, so black text on it reaches 8.8:1 contrast (AAA for normal text). The nearest named colour is Deep skyblue.

Colour values

#2BB1FD#2BB1FD
HEX#2BB1FD
RGBrgb(43, 177, 253)
RGB (0–1)0.1686, 0.6941, 0.9922
RGB percentages16.9%, 69.4%, 99.2%
HSLhsl(201.7, 98.1%, 58%)
HSV / HSBhsv(201.7, 83%, 99.2%)
CMYK83%, 30%, 0%, 0.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,863,613
CSS custom property--colour: #2BB1FD;

Brightness & contrast

Relative luminance0.3905WCAG 2.x, 0 is black and 1 is white
Perceived brightness162 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.81:1
Contrast with white2.38:1WCAG normal text: Fail
Contrast with black8.81:1WCAG normal text: AAA
Greyscale equivalent#9A9A9A
Inverted#D44E02

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#8DB2FFno red cones; affects about 1% of men; ΔE 17.5 from the original
Deuteranopia#709FFCno green cones; the most common form, about 1% of men; ΔE 20.2 from the original
Tritanopia#00C4CCno blue cones; rare, and affects men and women equally; ΔE 42.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.38:1WCAG large text: Fail
Contrast with black, large text8.81:1WCAG large text: AAA

Named colours

Deep skyblue · ΔE 10.6Cornflower blue · ΔE 19.7Light skyblue · ΔE 21.9Steel blue · ΔE 22.8Dodgerblue · ΔE 26.6Sky blue · ΔE 28.7
Nearest named CSS colourDeep skyblue (#00BFFF)ΔE 10.6, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FD772B
Analogous#2BFDE0, #2B48FD
Triadic#FD2BB1, #B1FD2B
Split complementary#FD2B48, #FDE02B
Tetradic#E02BFD, #FD772B, #48FD2B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F5FBFF
Lighter +30%#C3E9FE
Lighter +20%#90D6FE
Lighter +10%#5EC4FD
Darker −10%#029CF3
Darker −20%#027BC0
Darker −30%#015B8E
Darker −40%#013A5B
More saturated +25%#29B2FF
Less saturated −25%#46AAE2

Channel breakdown

R43
G177
B253
Red43 (16.9%)
Green177 (69.4%)
Blue253 (99.2%)
Hue201.71°
Saturation (HSL)98.13%
Lightness58.04%
Dominant channelBlue
Hex per channelR 2B · G B1 · B FD

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Every value on this page was computed from “2bb1fd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.