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Recognised as Colour

#4594B1

  • #4594B1
  • Cyan
  • Dark
  • Nearest: Steel blue

#4594B1 is a cyan with RGB values 69, 148, 177 and HSL 196°, 44%, 48%. It is a dark colour, so black text on it reaches 6.1:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#4594B1#4594B1
HEX#4594B1
RGBrgb(69, 148, 177)
RGB (0–1)0.2706, 0.5804, 0.6941
RGB percentages27.1%, 58%, 69.4%
HSLhsl(196.1, 43.9%, 48.2%)
HSV / HSBhsv(196.1, 61%, 69.4%)
CMYK61%, 16.4%, 0%, 30.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,560,049
CSS custom property--colour: #4594B1;

Brightness & contrast

Relative luminance0.25619WCAG 2.x, 0 is black and 1 is white
Perceived brightness133.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.12:1
Contrast with white3.43:1WCAG normal text: Fail
Contrast with black6.12:1WCAG normal text: AA
Greyscale equivalent#858585
Inverted#BA6B4E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#8491B3no red cones; affects about 1% of men; ΔE 18.9 from the original
Deuteranopia#7586B1no green cones; the most common form, about 1% of men; ΔE 20 from the original
Tritanopia#009D9Dno blue cones; rare, and affects men and women equally; ΔE 22 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.43:1WCAG large text: AA
Contrast with black, large text6.12:1WCAG large text: AAA

Named colours

Steel blue · ΔE 15.8Cadetblue · ΔE 16Light slate grey · ΔE 17.4Slate grey · ΔE 18.4Dark cyan · ΔE 21Teal · ΔE 21.5
Nearest named CSS colourSteel blue (#4682B4)ΔE 15.83, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B16245
Analogous#45B198, #455EB1
Triadic#B14594, #94B145
Split complementary#B1455E, #B19845
Tetradic#9845B1, #B16245, #5EB145

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D4E7EE
Lighter +30%#AFD3E0
Lighter +20%#8ABED2
Lighter +10%#66AAC3
Darker −10%#37758C
Darker −20%#285768
Darker −30%#1A3843
Darker −40%#0C191E
More saturated +25%#26A2D0
Less saturated −25%#648692

Channel breakdown

R69
G148
B177
Red69 (27.1%)
Green148 (58%)
Blue177 (69.4%)
Hue196.11°
Saturation (HSL)43.9%
Lightness48.24%
Dominant channelBlue
Hex per channelR 45 · G 94 · B B1

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Every value on this page was computed from “4594b1” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.