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Colour

#154F98

  • #154F98
  • Blue
  • Dark
  • Nearest: Dark slateblue

#154F98 is a blue with RGB values 21, 79, 152 and HSL 213°, 76%, 34%. It is a dark colour, so white text on it reaches 8.1:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#154F98#154F98
HEX#154F98
RGBrgb(21, 79, 152)
RGB (0–1)0.0824, 0.3098, 0.5961
RGB percentages8.2%, 31%, 59.6%
HSLhsl(213.4, 75.7%, 33.9%)
HSV / HSBhsv(213.4, 86.2%, 59.6%)
CMYK86.2%, 48%, 0%, 40.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,396,632
CSS custom property--colour: #154F98;

Brightness & contrast

Relative luminance0.08018WCAG 2.x, 0 is black and 1 is white
Perceived brightness80.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.07:1
Contrast with white8.07:1WCAG normal text: AAA
Contrast with black2.6:1WCAG normal text: Fail
Greyscale equivalent#484848
Inverted#EAB067

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#26569Bno red cones; affects about 1% of men; ΔE 4.2 from the original
Deuteranopia#004B97no green cones; the most common form, about 1% of men; ΔE 2.8 from the original
Tritanopia#00616Cno blue cones; rare, and affects men and women equally; ΔE 44 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.07:1WCAG large text: AAA
Contrast with black, large text2.6:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 16.3Steel blue · ΔE 26.7Cornflower blue · ΔE 28.3Midnight blue · ΔE 28.4Royal blue · ΔE 29.2Slate blue · ΔE 30.8
Nearest named CSS colourDark slateblue (#483D8B)ΔE 16.29, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#985E15
Analogous#159198, #1C1598
Triadic#98154F, #4F9815
Split complementary#981C15, #919815
Tetradic#981591, #985E15, #15981C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#8AB7EF
Lighter +30%#5D9BE9
Lighter +20%#317FE2
Lighter +10%#1B66C5
Darker −10%#0F386B
Darker −20%#09203E
Darker −30%#020912
Darker −40%#000000
More saturated +25%#004DAD
Less saturated −25%#2B5182

Channel breakdown

R21
G79
B152
Red21 (8.2%)
Green79 (31%)
Blue152 (59.6%)
Hue213.44°
Saturation (HSL)75.72%
Lightness33.92%
Dominant channelBlue
Hex per channelR 15 · G 4F · B 98

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Every value on this page was computed from “154f98” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.