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Recognised as Colour

#1E5C59

  • #1E5C59
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#1E5C59 is a cyan with RGB values 30, 92, 89 and HSL 177°, 51%, 24%. It is a dark colour, so white text on it reaches 7.7:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#1E5C59#1E5C59
HEX#1E5C59
RGBrgb(30, 92, 89)
RGB (0–1)0.1176, 0.3608, 0.349
RGB percentages11.8%, 36.1%, 34.9%
HSLhsl(177.1, 50.8%, 23.9%)
HSV / HSBhsv(177.1, 67.4%, 36.1%)
CMYK67.4%, 0%, 3.3%, 63.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,989,721
CSS custom property--colour: #1E5C59;

Brightness & contrast

Relative luminance0.08652WCAG 2.x, 0 is black and 1 is white
Perceived brightness78.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.69:1
Contrast with white7.69:1WCAG normal text: AAA
Contrast with black2.73:1WCAG normal text: Fail
Greyscale equivalent#4F4F4F
Inverted#E1A3A6

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#565759no red cones; affects about 1% of men; ΔE 20.5 from the original
Deuteranopia#4D505Ano green cones; the most common form, about 1% of men; ΔE 21.5 from the original
Tritanopia#005F5Bno blue cones; rare, and affects men and women equally; ΔE 4.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text7.69:1WCAG large text: AAA
Contrast with black, large text2.73:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 9.4Teal · ΔE 16.2Dark cyan · ΔE 20.4Dim grey · ΔE 22.6Slate grey · ΔE 26Cadetblue · ΔE 26.1
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 9.44, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#5C1E21
Analogous#1E5C3A, #1E405C
Triadic#591E5C, #5C591E
Split complementary#5C1E40, #5C3A1E
Tetradic#3A1E5C, #5C1E21, #405C1E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#74D2CD
Lighter +30%#4EC5BF
Lighter +20%#37A9A3
Lighter +10%#2B827E
Darker −10%#113634
Darker −20%#050F0F
Darker −30%#000000
Darker −40%#000000
More saturated +25%#0F6B67
Less saturated −25%#2D4D4B

Channel breakdown

R30
G92
B89
Red30 (11.8%)
Green92 (36.1%)
Blue89 (34.9%)
Hue177.1°
Saturation (HSL)50.82%
Lightness23.92%
Dominant channelGreen
Hex per channelR 1E · G 5C · B 59

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Every value on this page was computed from “1e5c59” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.