Nerdulator> put something in

Colour

#1749A0

  • #1749A0
  • Blue
  • Dark
  • Nearest: Dark slateblue

#1749A0 is a blue with RGB values 23, 73, 160 and HSL 218°, 75%, 36%. It is a dark colour, so white text on it reaches 8.4:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#1749A0#1749A0
HEX#1749A0
RGBrgb(23, 73, 160)
RGB (0–1)0.0902, 0.2863, 0.6275
RGB percentages9%, 28.6%, 62.7%
HSLhsl(218.1, 74.9%, 35.9%)
HSV / HSBhsv(218.1, 85.6%, 62.7%)
CMYK85.6%, 54.4%, 0%, 37.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,526,176
CSS custom property--colour: #1749A0;

Brightness & contrast

Relative luminance0.07485WCAG 2.x, 0 is black and 1 is white
Perceived brightness78.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.41:1
Contrast with white8.41:1WCAG normal text: AAA
Contrast with black2.5:1WCAG normal text: Fail
Greyscale equivalent#454545
Inverted#E8B65F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0054A3no red cones; affects about 1% of men; ΔE 8.7 from the original
Deuteranopia#00479Eno green cones; the most common form, about 1% of men; ΔE 1.5 from the original
Tritanopia#005F6Dno blue cones; rare, and affects men and women equally; ΔE 51.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.41:1WCAG large text: AAA
Contrast with black, large text2.5:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 12.8Royal blue · ΔE 21.9Midnight blue · ΔE 22.1Slate blue · ΔE 22.9Rebecca purple · ΔE 25.4Medium purple · ΔE 29.1
Nearest named CSS colourDark slateblue (#483D8B)ΔE 12.8, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A06E17
Analogous#178DA0, #2A17A0
Triadic#A01749, #49A017
Split complementary#A02A17, #8DA017
Tetradic#A0178D, #A06E17, #17A02A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#93B5F0
Lighter +30%#6796E9
Lighter +20%#3A78E3
Lighter +10%#1D5DCD
Darker −10%#113573
Darker −20%#0A2047
Darker −30%#040C1A
Darker −40%#000000
More saturated +25%#0043B7
Less saturated −25%#2E4F89

Channel breakdown

R23
G73
B160
Red23 (9%)
Green73 (28.6%)
Blue160 (62.7%)
Hue218.1°
Saturation (HSL)74.86%
Lightness35.88%
Dominant channelBlue
Hex per channelR 17 · G 49 · B A0

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 “1749a0” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.