Nerdulator> put something in

Recognised as Colour

#165ECB

  • #165ECB
  • Blue
  • Dark
  • Nearest: Royal blue

#165ECB is a blue with RGB values 22, 94, 203 and HSL 216°, 80%, 44%. It is a dark colour, so white text on it reaches 6:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#165ECB#165ECB
HEX#165ECB
RGBrgb(22, 94, 203)
RGB (0–1)0.0863, 0.3686, 0.7961
RGB percentages8.6%, 36.9%, 79.6%
HSLhsl(216.1, 80.4%, 44.1%)
HSV / HSBhsv(216.1, 89.2%, 79.6%)
CMYK89.2%, 53.7%, 0%, 20.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,466,059
CSS custom property--colour: #165ECB;

Brightness & contrast

Relative luminance0.12488WCAG 2.x, 0 is black and 1 is white
Perceived brightness100.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6:1
Contrast with white6:1WCAG normal text: AA
Contrast with black3.5:1WCAG normal text: Fail
Greyscale equivalent#575757
Inverted#E9A134

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#006BCFno red cones; affects about 1% of men; ΔE 9.3 from the original
Deuteranopia#005CC9no green cones; the most common form, about 1% of men; ΔE 1.1 from the original
Tritanopia#00798Bno blue cones; rare, and affects men and women equally; ΔE 61.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6:1WCAG large text: AAA
Contrast with black, large text3.5:1WCAG large text: AA

Named colours

Royal blue · ΔE 8.5Slate blue · ΔE 16.1Dodgerblue · ΔE 20.6Medium slateblue · ΔE 22.8Dark slateblue · ΔE 23.6Medium purple · ΔE 23.8
Nearest named CSS colourRoyal blue (#4169E1)ΔE 8.46, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CB8316
Analogous#16B8CB, #2916CB
Triadic#CB165E, #5ECB16
Split complementary#CB2916, #B8CB16
Tetradic#CB16B8, #CB8316, #16CB29

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B6D0F7
Lighter +30%#88B2F2
Lighter +20%#5A94ED
Lighter +10%#2C77E8
Darker −10%#11499D
Darker −20%#0C336F
Darker −30%#071E41
Darker −40%#020913
More saturated +25%#005AE1
Less saturated −25%#3264AF

Channel breakdown

R22
G94
B203
Red22 (8.6%)
Green94 (36.9%)
Blue203 (79.6%)
Hue216.13°
Saturation (HSL)80.44%
Lightness44.12%
Dominant channelBlue
Hex per channelR 16 · G 5E · B CB

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 “165ecb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.