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Colour

#4988C7

  • #4988C7
  • Blue
  • Dark
  • Nearest: Steel blue

#4988C7 is a blue with RGB values 73, 136, 199 and HSL 210°, 53%, 53%. It is a dark colour, so black text on it reaches 5.6:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#4988C7#4988C7
HEX#4988C7
RGBrgb(73, 136, 199)
RGB (0–1)0.2863, 0.5333, 0.7804
RGB percentages28.6%, 53.3%, 78%
HSLhsl(210, 52.9%, 53.3%)
HSV / HSBhsv(210, 63.3%, 78%)
CMYK63.3%, 31.7%, 0%, 22%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,819,143
CSS custom property--colour: #4988C7;

Brightness & contrast

Relative luminance0.23148WCAG 2.x, 0 is black and 1 is white
Perceived brightness130.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.63:1
Contrast with white3.73:1WCAG normal text: Fail
Contrast with black5.63:1WCAG normal text: AA
Greyscale equivalent#7F7F7F
Inverted#B67738

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6D8BCAno red cones; affects about 1% of men; ΔE 8.1 from the original
Deuteranopia#5C7FC6no green cones; the most common form, about 1% of men; ΔE 9.3 from the original
Tritanopia#00979Eno blue cones; rare, and affects men and women equally; ΔE 39.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.73:1WCAG large text: AA
Contrast with black, large text5.63:1WCAG large text: AAA

Named colours

Steel blue · ΔE 7.9Cornflower blue · ΔE 16Deep skyblue · ΔE 24.6Dodgerblue · ΔE 27.2Light slate grey · ΔE 27.7Slate grey · ΔE 28.3
Nearest named CSS colourSteel blue (#4682B4)ΔE 7.86, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C78849
Analogous#49C7C7, #4949C7
Triadic#C74988, #88C749
Split complementary#C74949, #C7C749
Tetradic#C749C7, #C78849, #49C749

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E5EEF7
Lighter +30%#BED5EB
Lighter +20%#97BBDF
Lighter +10%#70A2D3
Darker −10%#346FA9
Darker −20%#285582
Darker −30%#1C3C5B
Darker −40%#102234
More saturated +25%#2B88E5
Less saturated −25%#6788A9

Channel breakdown

R73
G136
B199
Red73 (28.6%)
Green136 (53.3%)
Blue199 (78%)
Hue210°
Saturation (HSL)52.94%
Lightness53.33%
Dominant channelBlue
Hex per channelR 49 · G 88 · B C7

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Every value on this page was computed from “4988c7” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.