Nerdulator> put something in

Recognised as Colour

#455BE1

  • #455BE1
  • Blue
  • Dark
  • Nearest: Medium slateblue

#455BE1 is a blue with RGB values 69, 91, 225 and HSL 232°, 72%, 58%. It is a dark colour, so white text on it reaches 5.5:1 contrast (AA for normal text). The nearest named colour is Medium slateblue.

Colour values

#455BE1#455BE1
HEX#455BE1
RGBrgb(69, 91, 225)
RGB (0–1)0.2706, 0.3569, 0.8824
RGB percentages27.1%, 35.7%, 88.2%
HSLhsl(231.5, 72.2%, 57.6%)
HSV / HSBhsv(231.5, 69.3%, 88.2%)
CMYK69.3%, 59.6%, 0%, 11.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,545,505
CSS custom property--colour: #455BE1;

Brightness & contrast

Relative luminance0.14184WCAG 2.x, 0 is black and 1 is white
Perceived brightness109.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.47:1
Contrast with white5.47:1WCAG normal text: AA
Contrast with black3.84:1WCAG normal text: Fail
Greyscale equivalent#606060
Inverted#BAA41E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0071E5no red cones; affects about 1% of men; ΔE 18.6 from the original
Deuteranopia#0062DEno green cones; the most common form, about 1% of men; ΔE 10.6 from the original
Tritanopia#007D95no blue cones; rare, and affects men and women equally; ΔE 74.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.47:1WCAG large text: AAA
Contrast with black, large text3.84:1WCAG large text: AA

Named colours

Medium slateblue · ΔE 10.8Royal blue · ΔE 11.3Slate blue · ΔE 12.9Medium purple · ΔE 23.1Rebecca purple · ΔE 27.2Dodgerblue · ΔE 30.5
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 10.81, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#E1CB45
Analogous#45A9E1, #7D45E1
Triadic#E1455B, #5BE145
Split complementary#E17D45, #A9E145
Tetradic#E145A9, #E1CB45, #45E17D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F5F6FD
Lighter +30%#C9CFF6
Lighter +20%#9DA8EF
Lighter +10%#7182E8
Darker −10%#223AD1
Darker −20%#1B2EA5
Darker −30%#142279
Darker −40%#0C164D
More saturated +25%#2A48FC
Less saturated −25%#606EC6

Channel breakdown

R69
G91
B225
Red69 (27.1%)
Green91 (35.7%)
Blue225 (88.2%)
Hue231.54°
Saturation (HSL)72.22%
Lightness57.65%
Dominant channelBlue
Hex per channelR 45 · G 5B · B E1

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 “455be1” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.