Nerdulator> put something in

Recognised as Colour

#301CBF

  • #301CBF
  • Blue
  • Dark
  • Nearest: Medium blue

#301CBF is a blue with RGB values 48, 28, 191 and HSL 247°, 74%, 43%. It is a dark colour, so white text on it reaches 10.3:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#301CBF#301CBF
HEX#301CBF
RGBrgb(48, 28, 191)
RGB (0–1)0.1882, 0.1098, 0.749
RGB percentages18.8%, 11%, 74.9%
HSLhsl(247.4, 74.4%, 42.9%)
HSV / HSBhsv(247.4, 85.3%, 74.9%)
CMYK74.9%, 85.3%, 0%, 25.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,153,087
CSS custom property--colour: #301CBF;

Brightness & contrast

Relative luminance0.0522WCAG 2.x, 0 is black and 1 is white
Perceived brightness72.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.27:1
Contrast with white10.27:1WCAG normal text: AAA
Contrast with black2.04:1WCAG normal text: Fail
Greyscale equivalent#2C2C2C
Inverted#CFE340

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0048C3no red cones; affects about 1% of men; ΔE 28.7 from the original
Deuteranopia#0039BCno green cones; the most common form, about 1% of men; ΔE 20.2 from the original
Tritanopia#005271no blue cones; rare, and affects men and women equally; ΔE 86.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text10.27:1WCAG large text: AAA
Contrast with black, large text2.04:1WCAG large text: Fail

Named colours

Medium blue · ΔE 16.1Dark blue · ΔE 17.7Blue violet · ΔE 20.1Navy · ΔE 22.6Dark violet · ΔE 24.5Dark orchid · ΔE 26.3
Nearest named CSS colourMedium blue (#0000CD)ΔE 16.06, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#ABBF1C
Analogous#1C5ABF, #821CBF
Triadic#BF301C, #1CBF30
Split complementary#BF821C, #5ABF1C
Tetradic#BF1C59, #ABBF1C, #1CBF81

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BBB3F4
Lighter +30%#9387ED
Lighter +20%#6B5AE7
Lighter +10%#442EE0
Darker −10%#251593
Darker −20%#1A0F66
Darker −30%#0E083A
Darker −40%#03020D
More saturated +25%#1B01DA
Less saturated −25%#4537A4

Channel breakdown

R48
G28
B191
Red48 (18.8%)
Green28 (11%)
Blue191 (74.9%)
Hue247.36°
Saturation (HSL)74.43%
Lightness42.94%
Dominant channelBlue
Hex per channelR 30 · G 1C · B BF

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 “301cbf” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.