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Recognised as Colour

#158C79

  • #158C79
  • Cyan
  • Dark
  • Nearest: Dark cyan

#158C79 is a cyan with RGB values 21, 140, 121 and HSL 170°, 74%, 32%. It is a dark colour, so black text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Dark cyan.

Colour values

#158C79#158C79
HEX#158C79
RGBrgb(21, 140, 121)
RGB (0–1)0.0824, 0.549, 0.4745
RGB percentages8.2%, 54.9%, 47.5%
HSLhsl(170.4, 73.9%, 31.6%)
HSV / HSBhsv(170.4, 85%, 54.9%)
CMYK85%, 0%, 13.6%, 45.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,412,217
CSS custom property--colour: #158C79;

Brightness & contrast

Relative luminance0.20296WCAG 2.x, 0 is black and 1 is white
Perceived brightness115.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.06:1
Contrast with white4.15:1WCAG normal text: Fail
Contrast with black5.06:1WCAG normal text: AA
Greyscale equivalent#717171
Inverted#EA7386

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#868378no red cones; affects about 1% of men; ΔE 34.8 from the original
Deuteranopia#77787Bno green cones; the most common form, about 1% of men; ΔE 35.7 from the original
Tritanopia#008E86no blue cones; rare, and affects men and women equally; ΔE 6.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.15:1WCAG large text: AA
Contrast with black, large text5.06:1WCAG large text: AAA

Named colours

Dark cyan · ΔE 11.4Teal · ΔE 12.4Light seagreen · ΔE 15.8Sea green · ΔE 19.2Cadetblue · ΔE 20.1Medium aquamarine · ΔE 24.7
Nearest named CSS colourDark cyan (#008B8B)ΔE 11.42, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8C1528
Analogous#158C3D, #15648C
Triadic#79158C, #8C7915
Split complementary#8C1564, #8C3E15
Tetradic#3D158C, #8C1528, #648C15

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#81ECDB
Lighter +30%#55E5CE
Lighter +20%#28DFC2
Lighter +10%#1CB89F
Darker −10%#0E6053
Darker −20%#08332C
Darker −30%#010706
Darker −40%#000000
More saturated +25%#01A087
Less saturated −25%#29786B

Channel breakdown

R21
G140
B121
Red21 (8.2%)
Green140 (54.9%)
Blue121 (47.5%)
Hue170.42°
Saturation (HSL)73.91%
Lightness31.57%
Dominant channelGreen
Hex per channelR 15 · G 8C · B 79

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Every value on this page was computed from “158c79” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.