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Colour

#4B87EA

  • #4B87EA
  • Blue
  • Dark
  • Nearest: Dodgerblue

#4B87EA is a blue with RGB values 75, 135, 234 and HSL 217°, 79%, 61%. 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

#4B87EA#4B87EA
HEX#4B87EA
RGBrgb(75, 135, 234)
RGB (0–1)0.2941, 0.5294, 0.9176
RGB percentages29.4%, 52.9%, 91.8%
HSLhsl(217.4, 79.1%, 60.6%)
HSV / HSBhsv(217.4, 67.9%, 91.8%)
CMYK67.9%, 42.3%, 0%, 8.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,949,994
CSS custom property--colour: #4B87EA;

Brightness & contrast

Relative luminance0.24764WCAG 2.x, 0 is black and 1 is white
Perceived brightness136.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.95:1
Contrast with white3.53:1WCAG normal text: Fail
Contrast with black5.95:1WCAG normal text: AA
Greyscale equivalent#818181
Inverted#B47815

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5890EEno red cones; affects about 1% of men; ΔE 4.8 from the original
Deuteranopia#3D82E8no green cones; the most common form, about 1% of men; ΔE 2.9 from the original
Tritanopia#009EADno blue cones; rare, and affects men and women equally; ΔE 56.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.53:1WCAG large text: AA
Contrast with black, large text5.95:1WCAG large text: AAA

Named colours

Dodgerblue · ΔE 8.3Cornflower blue · ΔE 8.8Royal blue · ΔE 19.1Medium purple · ΔE 25.2Slate blue · ΔE 26.5Steel blue · ΔE 29.1
Nearest named CSS colourDodgerblue (#1E90FF)ΔE 8.35, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#EAAE4B
Analogous#4BD6EA, #5F4BEA
Triadic#EA4B87, #87EA4B
Split complementary#EA5F4B, #D6EA4B
Tetradic#EA4BD6, #EAAE4B, #4BEA5F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#D4E2FA
Lighter +20%#A6C4F5
Lighter +10%#79A5EF
Darker −10%#1D69E5
Darker −20%#1653B9
Darker −30%#103F8C
Darker −40%#0B2A5E
More saturated +25%#3682FF
Less saturated −25%#648DD1

Channel breakdown

R75
G135
B234
Red75 (29.4%)
Green135 (52.9%)
Blue234 (91.8%)
Hue217.36°
Saturation (HSL)79.1%
Lightness60.59%
Dominant channelBlue
Hex per channelR 4B · G 87 · B EA

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Every value on this page was computed from “4b87ea” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.