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Recognised as Colour

#1973C6

  • #1973C6
  • Blue
  • Dark
  • Nearest: Cornflower blue

#1973C6 is a blue with RGB values 25, 115, 198 and HSL 209°, 78%, 44%. It is a dark colour, so white text on it reaches 4.9:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#1973C6#1973C6
HEX#1973C6
RGBrgb(25, 115, 198)
RGB (0–1)0.098, 0.451, 0.7765
RGB percentages9.8%, 45.1%, 77.6%
HSLhsl(208.8, 77.6%, 43.7%)
HSV / HSBhsv(208.8, 87.4%, 77.6%)
CMYK87.4%, 41.9%, 0%, 22.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,668,038
CSS custom property--colour: #1973C6;

Brightness & contrast

Relative luminance0.16545WCAG 2.x, 0 is black and 1 is white
Perceived brightness111.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.87:1
Contrast with white4.87:1WCAG normal text: AA
Contrast with black4.31:1WCAG normal text: Fail
Greyscale equivalent#666666
Inverted#E68C39

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4979C9no red cones; affects about 1% of men; ΔE 6 from the original
Deuteranopia#296AC4no green cones; the most common form, about 1% of men; ΔE 7.2 from the original
Tritanopia#008793no blue cones; rare, and affects men and women equally; ΔE 47.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.87:1WCAG large text: AAA
Contrast with black, large text4.31:1WCAG large text: AA

Named colours

Cornflower blue · ΔE 14.7Dodgerblue · ΔE 18.1Steel blue · ΔE 21Royal blue · ΔE 25.5Dark slateblue · ΔE 27.6Slate blue · ΔE 31.4
Nearest named CSS colourCornflower blue (#6495ED)ΔE 14.73, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C66C19
Analogous#19C6C3, #191CC6
Triadic#C61973, #73C619
Split complementary#C6191C, #C6C319
Tetradic#C319C6, #C66C19, #1CC619

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B5D7F6
Lighter +30%#88BEF0
Lighter +20%#5BA5EA
Lighter +10%#2D8DE5
Darker −10%#135999
Darker −20%#0E3E6B
Darker −30%#08243E
Darker −40%#020A11
More saturated +25%#0074DF
Less saturated −25%#3572AA

Channel breakdown

R25
G115
B198
Red25 (9.8%)
Green115 (45.1%)
Blue198 (77.6%)
Hue208.79°
Saturation (HSL)77.58%
Lightness43.73%
Dominant channelBlue
Hex per channelR 19 · G 73 · B C6

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Every value on this page was computed from “1973c6” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.