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Colour

#10554C

  • #10554C
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#10554C is a cyan with RGB values 16, 85, 76 and HSL 172°, 68%, 20%. It is a dark colour, so white text on it reaches 8.7:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#10554C#10554C
HEX#10554C
RGBrgb(16, 85, 76)
RGB (0–1)0.0627, 0.3333, 0.298
RGB percentages6.3%, 33.3%, 29.8%
HSLhsl(172.2, 68.3%, 19.8%)
HSV / HSBhsv(172.2, 81.2%, 33.3%)
CMYK81.2%, 0%, 10.6%, 66.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,070,412
CSS custom property--colour: #10554C;

Brightness & contrast

Relative luminance0.07129WCAG 2.x, 0 is black and 1 is white
Perceived brightness70.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.66:1
Contrast with white8.66:1WCAG normal text: AAA
Contrast with black2.43:1WCAG normal text: Fail
Greyscale equivalent#464646
Inverted#EFAAB3

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#514F4Cno red cones; affects about 1% of men; ΔE 23.3 from the original
Deuteranopia#47494Dno green cones; the most common form, about 1% of men; ΔE 23.1 from the original
Tritanopia#005752no blue cones; rare, and affects men and women equally; ΔE 3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.66:1WCAG large text: AAA
Contrast with black, large text2.43:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 11.6Teal · ΔE 18.9Dark cyan · ΔE 23.1Dim grey · ΔE 26Cadetblue · ΔE 30Slate grey · ΔE 31
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 11.65, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#551019
Analogous#105529, #103C55
Triadic#4C1055, #554C10
Split complementary#55103C, #552910
Tetradic#291055, #551019, #3C5510

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#52DFCC
Lighter +30%#28D6BF
Lighter +20%#20AB99
Lighter +10%#188072
Darker −10%#082A26
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#036255
Less saturated −25%#1D4843

Channel breakdown

R16
G85
B76
Red16 (6.3%)
Green85 (33.3%)
Blue76 (29.8%)
Hue172.17°
Saturation (HSL)68.32%
Lightness19.8%
Dominant channelGreen
Hex per channelR 10 · G 55 · B 4C

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Every value on this page was computed from “10554c” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.