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Colour

#103AFB

  • #103AFB
  • Blue
  • Dark
  • Nearest: Medium blue

#103AFB is a blue with RGB values 16, 58, 251 and HSL 229°, 97%, 52%. It is a dark colour, so white text on it reaches 7:1 contrast (AA for normal text). The nearest named colour is Medium blue.

Colour values

#103AFB#103AFB
HEX#103AFB
RGBrgb(16, 58, 251)
RGB (0–1)0.0627, 0.2275, 0.9843
RGB percentages6.3%, 22.7%, 98.4%
HSLhsl(229.3, 96.7%, 52.4%)
HSV / HSBhsv(229.3, 93.6%, 98.4%)
CMYK93.6%, 76.9%, 0%, 1.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,063,675
CSS custom property--colour: #103AFB;

Brightness & contrast

Relative luminance0.10101WCAG 2.x, 0 is black and 1 is white
Perceived brightness96.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.95:1
Contrast with white6.95:1WCAG normal text: AA
Contrast with black3.02:1WCAG normal text: Fail
Greyscale equivalent#3F3F3F
Inverted#EFC504

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0065FFno red cones; affects about 1% of men; ΔE 29.5 from the original
Deuteranopia#004EF8no green cones; the most common form, about 1% of men; ΔE 15.1 from the original
Tritanopia#00769Ano blue cones; rare, and affects men and women equally; ΔE 101.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.95:1WCAG large text: AAA
Contrast with black, large text3.02:1WCAG large text: AA

Named colours

Medium blue · ΔE 15.5Blue · ΔE 23.1Blue violet · ΔE 23.8Dark violet · ΔE 30.4Dark orchid · ΔE 36.7Dark blue · ΔE 37.2
Nearest named CSS colourMedium blue (#0000CD)ΔE 15.49, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FBD110
Analogous#10AFFB, #5C10FB
Triadic#FB103A, #3AFB10
Split complementary#FB5C10, #AFFB10
Tetradic#FB10AF, #FBD110, #10FB5C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D9DFFE
Lighter +30%#A6B6FE
Lighter +20%#748DFD
Lighter +10%#4263FC
Darker −10%#0429D4
Darker −20%#031FA2
Darker −30%#021670
Darker −40%#010C3E
More saturated +25%#0C37FF
Less saturated −25%#2E4EDD

Channel breakdown

R16
G58
B251
Red16 (6.3%)
Green58 (22.7%)
Blue251 (98.4%)
Hue229.28°
Saturation (HSL)96.71%
Lightness52.35%
Dominant channelBlue
Hex per channelR 10 · G 3A · B FB

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Every value on this page was computed from “103afb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.