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Colour

#2B87FD

  • #2B87FD
  • Blue
  • Dark
  • Nearest: Dodgerblue

#2B87FD is a blue with RGB values 43, 135, 253 and HSL 214°, 98%, 58%. It is a dark colour, so black text on it reaches 6:1 contrast (AA for normal text). The nearest named colour is Dodgerblue.

Colour values

#2B87FD#2B87FD
HEX#2B87FD
RGBrgb(43, 135, 253)
RGB (0–1)0.1686, 0.5294, 0.9922
RGB percentages16.9%, 52.9%, 99.2%
HSLhsl(213.7, 98.1%, 58%)
HSV / HSBhsv(213.7, 83%, 99.2%)
CMYK83%, 46.6%, 0%, 0.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,852,861
CSS custom property--colour: #2B87FD;

Brightness & contrast

Relative luminance0.24933WCAG 2.x, 0 is black and 1 is white
Perceived brightness136.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.99:1
Contrast with white3.51:1WCAG normal text: Fail
Contrast with black5.99:1WCAG normal text: AA
Greyscale equivalent#7C7C7C
Inverted#D47802

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4493FFno red cones; affects about 1% of men; ΔE 7.9 from the original
Deuteranopia#0080FBno green cones; the most common form, about 1% of men; ΔE 4.3 from the original
Tritanopia#00A3B6no blue cones; rare, and affects men and women equally; ΔE 63.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.51:1WCAG large text: AA
Contrast with black, large text5.99:1WCAG large text: AAA

Named colours

Dodgerblue · ΔE 6.6Royal blue · ΔE 14.1Cornflower blue · ΔE 18.6Slate blue · ΔE 25Medium slateblue · ΔE 26Medium purple · ΔE 26.7
Nearest named CSS colourDodgerblue (#1E90FF)ΔE 6.64, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FDA12B
Analogous#2BF0FD, #382BFD
Triadic#FD2B87, #87FD2B
Split complementary#FD382B, #F0FD2B
Tetradic#FD2BF0, #FDA12B, #2BFD38

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F5F9FF
Lighter +30%#C3DDFE
Lighter +20%#90C0FE
Lighter +10%#5EA4FD
Darker −10%#026CF3
Darker −20%#0255C0
Darker −30%#013F8E
Darker −40%#01285B
More saturated +25%#2987FF
Less saturated −25%#468AE2

Channel breakdown

R43
G135
B253
Red43 (16.9%)
Green135 (52.9%)
Blue253 (99.2%)
Hue213.71°
Saturation (HSL)98.13%
Lightness58.04%
Dominant channelBlue
Hex per channelR 2B · G 87 · B FD

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Every value on this page was computed from “2b87fd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.