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Recognised as Colour

#197FC1

  • #197FC1
  • Blue
  • Dark
  • Nearest: Steel blue

#197FC1 is a blue with RGB values 25, 127, 193 and HSL 204°, 77%, 43%. It is a dark colour, so black text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#197FC1#197FC1
HEX#197FC1
RGBrgb(25, 127, 193)
RGB (0–1)0.098, 0.498, 0.7569
RGB percentages9.8%, 49.8%, 75.7%
HSLhsl(203.6, 77.1%, 42.7%)
HSV / HSBhsv(203.6, 87%, 75.7%)
CMYK87%, 34.2%, 0%, 24.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,671,105
CSS custom property--colour: #197FC1;

Brightness & contrast

Relative luminance0.19236WCAG 2.x, 0 is black and 1 is white
Perceived brightness117.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.85:1
Contrast with white4.33:1WCAG normal text: Fail
Contrast with black4.85:1WCAG normal text: AA
Greyscale equivalent#6E6E6E
Inverted#E6803E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5F81C4no red cones; affects about 1% of men; ΔE 11.6 from the original
Deuteranopia#4873C0no green cones; the most common form, about 1% of men; ΔE 13.4 from the original
Tritanopia#008F97no blue cones; rare, and affects men and women equally; ΔE 38.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.33:1WCAG large text: AA
Contrast with black, large text4.85:1WCAG large text: AAA

Named colours

Steel blue · ΔE 10Cornflower blue · ΔE 18.4Deep skyblue · ΔE 25.8Dodgerblue · ΔE 26.6Light slate grey · ΔE 31.4Slate grey · ΔE 31.6
Nearest named CSS colourSteel blue (#4682B4)ΔE 10.04, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C15B19
Analogous#19C1AF, #192BC1
Triadic#C1197F, #7FC119
Split complementary#C1192B, #C1AF19
Tetradic#AF19C1, #C15B19, #2BC119

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B1DAF5
Lighter +30%#84C5EF
Lighter +20%#57B0E9
Lighter +10%#2A9AE3
Darker −10%#136194
Darker −20%#0D4467
Darker −30%#07263A
Darker −40%#02080C
More saturated +25%#0084DA
Less saturated −25%#3479A6

Channel breakdown

R25
G127
B193
Red25 (9.8%)
Green127 (49.8%)
Blue193 (75.7%)
Hue203.57°
Saturation (HSL)77.06%
Lightness42.75%
Dominant channelBlue
Hex per channelR 19 · G 7F · B C1

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Every value on this page was computed from “197fc1” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.