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Recognised as Colour

#1252AB

  • #1252AB
  • Blue
  • Dark
  • Nearest: Dark slateblue

#1252AB is a blue with RGB values 18, 82, 171 and HSL 215°, 81%, 37%. It is a dark colour, so white text on it reaches 7.4:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#1252AB#1252AB
HEX#1252AB
RGBrgb(18, 82, 171)
RGB (0–1)0.0706, 0.3216, 0.6706
RGB percentages7.1%, 32.2%, 67.1%
HSLhsl(214.9, 81%, 37.1%)
HSV / HSBhsv(214.9, 89.5%, 67.1%)
CMYK89.5%, 52%, 0%, 32.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,200,811
CSS custom property--colour: #1252AB;

Brightness & contrast

Relative luminance0.09103WCAG 2.x, 0 is black and 1 is white
Perceived brightness85.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.44:1
Contrast with white7.44:1WCAG normal text: AAA
Contrast with black2.82:1WCAG normal text: Fail
Greyscale equivalent#4B4B4B
Inverted#EDAD54

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#135CAEno red cones; affects about 1% of men; ΔE 7 from the original
Deuteranopia#004FA9no green cones; the most common form, about 1% of men; ΔE 1.6 from the original
Tritanopia#006876no blue cones; rare, and affects men and women equally; ΔE 52.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.44:1WCAG large text: AAA
Contrast with black, large text2.82:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 15.8Royal blue · ΔE 19.9Slate blue · ΔE 22.7Midnight blue · ΔE 26Dodgerblue · ΔE 26.1Cornflower blue · ΔE 26.8
Nearest named CSS colourDark slateblue (#483D8B)ΔE 15.81, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AB6B12
Analogous#129FAB, #1E12AB
Triadic#AB1252, #52AB12
Split complementary#AB1E12, #9FAB12
Tetradic#AB129F, #AB6B12, #12AB1E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#95BDF4
Lighter +30%#67A0EF
Lighter +20%#3983EA
Lighter +10%#1768D9
Darker −10%#0D3C7D
Darker −20%#08264F
Darker −30%#031021
Darker −40%#000000
More saturated +25%#004FBD
Less saturated −25%#2A5693

Channel breakdown

R18
G82
B171
Red18 (7.1%)
Green82 (32.2%)
Blue171 (67.1%)
Hue214.9°
Saturation (HSL)80.95%
Lightness37.06%
Dominant channelBlue
Hex per channelR 12 · G 52 · B AB

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Every value on this page was computed from “1252ab” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.