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Recognised as Colour

#4A9BBF

  • #4A9BBF
  • Cyan
  • Dark
  • Nearest: Steel blue

#4A9BBF is a cyan with RGB values 74, 155, 191 and HSL 198°, 48%, 52%. It is a dark colour, so black text on it reaches 6.7:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#4A9BBF#4A9BBF
HEX#4A9BBF
RGBrgb(74, 155, 191)
RGB (0–1)0.2902, 0.6078, 0.749
RGB percentages29%, 60.8%, 74.9%
HSLhsl(198.5, 47.8%, 52%)
HSV / HSBhsv(198.5, 61.3%, 74.9%)
CMYK61.3%, 18.8%, 0%, 25.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,889,535
CSS custom property--colour: #4A9BBF;

Brightness & contrast

Relative luminance0.2866WCAG 2.x, 0 is black and 1 is white
Perceived brightness141.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.73:1
Contrast with white3.12:1WCAG normal text: Fail
Contrast with black6.73:1WCAG normal text: AA
Greyscale equivalent#8C8C8C
Inverted#B56440

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#8999C1no red cones; affects about 1% of men; ΔE 18 from the original
Deuteranopia#788DBFno green cones; the most common form, about 1% of men; ΔE 19.1 from the original
Tritanopia#00A5A7no blue cones; rare, and affects men and women equally; ΔE 25.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.12:1WCAG large text: AA
Contrast with black, large text6.73:1WCAG large text: AAA

Named colours

Steel blue · ΔE 14.1Sky blue · ΔE 19.3Light slate grey · ΔE 19.4Cadetblue · ΔE 19.5Light skyblue · ΔE 19.6Deep skyblue · ΔE 20.8
Nearest named CSS colourSteel blue (#4682B4)ΔE 14.07, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BF6E4A
Analogous#4ABFA9, #4A61BF
Triadic#BF4A9B, #9BBF4A
Split complementary#BF4A61, #BFA94A
Tetradic#A94ABF, #BF6E4A, #61BF4A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E1EEF4
Lighter +30%#BBD9E7
Lighter +20%#95C5DA
Lighter +10%#70B0CC
Darker −10%#387F9E
Darker −20%#2B6078
Darker −30%#1D4253
Darker −40%#10242D
More saturated +25%#2BA7DE
Less saturated −25%#698FA0

Channel breakdown

R74
G155
B191
Red74 (29%)
Green155 (60.8%)
Blue191 (74.9%)
Hue198.46°
Saturation (HSL)47.76%
Lightness51.96%
Dominant channelBlue
Hex per channelR 4A · G 9B · B BF

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Every value on this page was computed from “4a9bbf” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.