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Colour

#1051FF

  • #1051FF
  • Blue
  • Dark
  • Nearest: Medium blue

#1051FF is a blue with RGB values 16, 81, 255 and HSL 224°, 100%, 53%. It is a dark colour, so white text on it reaches 5.8:1 contrast (AA for normal text). The nearest named colour is Medium blue.

Colour values

#1051FF#1051FF
HEX#1051FF
RGBrgb(16, 81, 255)
RGB (0–1)0.0627, 0.3176, 1
RGB percentages6.3%, 31.8%, 100%
HSLhsl(223.7, 100%, 53.1%)
HSV / HSBhsv(223.7, 93.7%, 100%)
CMYK93.7%, 68.2%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,069,567
CSS custom property--colour: #1051FF;

Brightness & contrast

Relative luminance0.13215WCAG 2.x, 0 is black and 1 is white
Perceived brightness106.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.76:1
Contrast with white5.76:1WCAG normal text: AA
Contrast with black3.64:1WCAG normal text: Fail
Greyscale equivalent#505050
Inverted#EFAE00

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0071FFno red cones; affects about 1% of men; ΔE 25.1 from the original
Deuteranopia#005BFCno green cones; the most common form, about 1% of men; ΔE 9.1 from the original
Tritanopia#0082A2no blue cones; rare, and affects men and women equally; ΔE 93 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.76:1WCAG large text: AAA
Contrast with black, large text3.64:1WCAG large text: AA

Named colours

Medium blue · ΔE 26Blue violet · ΔE 26.1Medium slateblue · ΔE 27.2Royal blue · ΔE 33.6Dark orchid · ΔE 34.1Dark violet · ΔE 34.1
Nearest named CSS colourMedium blue (#0000CD)ΔE 26.02, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FFBE10
Analogous#10C8FF, #4710FF
Triadic#FF1051, #51FF10
Split complementary#FF4710, #C8FF10
Tetradic#FF10C8, #FFBE10, #10FF47

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DCE6FF
Lighter +30%#A9C0FF
Lighter +20%#769BFF
Lighter +10%#4376FF
Darker −10%#003CDC
Darker −20%#002EA9
Darker −30%#002076
Darker −40%#001243
More saturated +25%#1051FF
Less saturated −25%#2E5FE1

Channel breakdown

R16
G81
B255
Red16 (6.3%)
Green81 (31.8%)
Blue255 (100%)
Hue223.68°
Saturation (HSL)100%
Lightness53.14%
Dominant channelBlue
Hex per channelR 10 · G 51 · B FF

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Every value on this page was computed from “1051ff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.