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Recognised as Colour

#355B4D

  • #355B4D
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#355B4D is a cyan with RGB values 53, 91, 77 and HSL 158°, 26%, 28%. It is a dark colour, so white text on it reaches 7.6:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#355B4D#355B4D
HEX#355B4D
RGBrgb(53, 91, 77)
RGB (0–1)0.2078, 0.3569, 0.302
RGB percentages20.8%, 35.7%, 30.2%
HSLhsl(157.9, 26.4%, 28.2%)
HSV / HSBhsv(157.9, 41.8%, 35.7%)
CMYK41.8%, 0%, 15.4%, 64.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,496,781
CSS custom property--colour: #355B4D;

Brightness & contrast

Relative luminance0.08775WCAG 2.x, 0 is black and 1 is white
Perceived brightness79.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.62:1
Contrast with white7.62:1WCAG normal text: AAA
Contrast with black2.75:1WCAG normal text: Fail
Greyscale equivalent#525252
Inverted#CAA4B2

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#59564Cno red cones; affects about 1% of men; ΔE 16.7 from the original
Deuteranopia#53524Eno green cones; the most common form, about 1% of men; ΔE 16.8 from the original
Tritanopia#2A5B57no blue cones; rare, and affects men and women equally; ΔE 6.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text7.62:1WCAG large text: AAA
Contrast with black, large text2.75:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 10.3Dim grey · ΔE 19.7Teal · ΔE 21.2Dark cyan · ΔE 24.9Gray · ΔE 25.2Slate grey · ΔE 27.1
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 10.28, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#5B3543
Analogous#355B3A, #35565B
Triadic#4D355B, #5B4D35
Split complementary#5B3556, #5B3A35
Tetradic#3A355B, #5B3543, #565B35

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#99C3B4
Lighter +30%#78B19C
Lighter +20%#5B9B84
Lighter +10%#487B68
Darker −10%#223B32
Darker −20%#0F1B16
Darker −30%#000000
Darker −40%#000000
More saturated +25%#236D52
Less saturated −25%#474948

Channel breakdown

R53
G91
B77
Red53 (20.8%)
Green91 (35.7%)
Blue77 (30.2%)
Hue157.89°
Saturation (HSL)26.39%
Lightness28.24%
Dominant channelGreen
Hex per channelR 35 · G 5B · B 4D

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Every value on this page was computed from “355b4d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.