Nerdulator> put something in

Recognised as Colour

#103D75

  • #103D75
  • Blue
  • Dark
  • Nearest: Dark slateblue

#103D75 is a blue with RGB values 16, 61, 117 and HSL 213°, 76%, 26%. It is a dark colour, so white text on it reaches 10.8:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#103D75#103D75
HEX#103D75
RGBrgb(16, 61, 117)
RGB (0–1)0.0627, 0.2392, 0.4588
RGB percentages6.3%, 23.9%, 45.9%
HSLhsl(213.3, 75.9%, 26.1%)
HSV / HSBhsv(213.3, 86.3%, 45.9%)
CMYK86.3%, 47.9%, 0%, 54.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,064,309
CSS custom property--colour: #103D75;

Brightness & contrast

Relative luminance0.04732WCAG 2.x, 0 is black and 1 is white
Perceived brightness61.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.79:1
Contrast with white10.79:1WCAG normal text: AAA
Contrast with black1.95:1WCAG normal text: Fail
Greyscale equivalent#373737
Inverted#EFC28A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#1F4277no red cones; affects about 1% of men; ΔE 3.3 from the original
Deuteranopia#053974no green cones; the most common form, about 1% of men; ΔE 2.9 from the original
Tritanopia#004A53no blue cones; rare, and affects men and women equally; ΔE 34.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text10.79:1WCAG large text: AAA
Contrast with black, large text1.95:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 19.9Midnight blue · ΔE 29.3Steel blue · ΔE 29.3Rebecca purple · ΔE 37.5Cornflower blue · ΔE 38.3Dark slate grey · ΔE 38.3
Nearest named CSS colourDark slateblue (#483D8B)ΔE 19.88, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#754810
Analogous#106F75, #151075
Triadic#75103D, #3D7510
Split complementary#751510, #6F7510
Tetradic#751070, #754810, #107515

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#67A1EA
Lighter +30%#3A86E4
Lighter +20%#1C6CCF
Lighter +10%#1654A2
Darker −10%#0A2648
Darker −20%#040E1B
Darker −30%#000000
Darker −40%#000000
More saturated +25%#003B85
Less saturated −25%#213F64

Channel breakdown

R16
G61
B117
Red16 (6.3%)
Green61 (23.9%)
Blue117 (45.9%)
Hue213.27°
Saturation (HSL)75.94%
Lightness26.08%
Dominant channelBlue
Hex per channelR 10 · G 3D · B 75

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Nerdulate something else

Nothing in mind? Surprise me · today’s page

Every value on this page was computed from “103d75” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.