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Colour

#3C8BBB

  • #3C8BBB
  • Blue
  • Dark
  • Nearest: Steel blue

#3C8BBB is a blue with RGB values 60, 139, 187 and HSL 203°, 51%, 48%. 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

#3C8BBB#3C8BBB
HEX#3C8BBB
RGBrgb(60, 139, 187)
RGB (0–1)0.2353, 0.5451, 0.7333
RGB percentages23.5%, 54.5%, 73.3%
HSLhsl(202.7, 51.4%, 48.4%)
HSV / HSBhsv(202.7, 67.9%, 73.3%)
CMYK67.9%, 25.7%, 0%, 26.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,967,931
CSS custom property--colour: #3C8BBB;

Brightness & contrast

Relative luminance0.23014WCAG 2.x, 0 is black and 1 is white
Perceived brightness128.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.6:1
Contrast with white3.75:1WCAG normal text: Fail
Contrast with black5.6:1WCAG normal text: AA
Greyscale equivalent#7E7E7E
Inverted#C37444

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#758BBDno red cones; affects about 1% of men; ΔE 14.2 from the original
Deuteranopia#637EBAno green cones; the most common form, about 1% of men; ΔE 15.8 from the original
Tritanopia#00979Bno blue cones; rare, and affects men and women equally; ΔE 30.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.75:1WCAG large text: AA
Contrast with black, large text5.6:1WCAG large text: AAA

Named colours

Steel blue · ΔE 5.3Light slate grey · ΔE 22Deep skyblue · ΔE 22.2Slate grey · ΔE 22.7Light skyblue · ΔE 25Cornflower blue · ΔE 25.8
Nearest named CSS colourSteel blue (#4682B4)ΔE 5.31, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BB6C3C
Analogous#3CBBAC, #3C4BBB
Triadic#BB3C8B, #8BBB3C
Split complementary#BB3C4B, #BBAB3C
Tetradic#AC3CBB, #BB6C3C, #4BBB3C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D2E5F1
Lighter +30%#ACCFE4
Lighter +20%#85B9D8
Lighter +10%#5EA2CC
Darker −10%#306E94
Darker −20%#23526E
Darker −30%#173547
Darker −40%#0A1821
More saturated +25%#1D93DA
Less saturated −25%#5B839C

Channel breakdown

R60
G139
B187
Red60 (23.5%)
Green139 (54.5%)
Blue187 (73.3%)
Hue202.68°
Saturation (HSL)51.42%
Lightness48.43%
Dominant channelBlue
Hex per channelR 3C · G 8B · B BB

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Every value on this page was computed from “3c8bbb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.