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Recognised as Colour

#15543E

  • #15543E
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#15543E is a cyan with RGB values 21, 84, 62 and HSL 159°, 60%, 21%. It is a dark colour, so white text on it reaches 8.9:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#15543E#15543E
HEX#15543E
RGBrgb(21, 84, 62)
RGB (0–1)0.0824, 0.3294, 0.2431
RGB percentages8.2%, 32.9%, 24.3%
HSLhsl(159, 60%, 20.6%)
HSV / HSBhsv(159, 75%, 32.9%)
CMYK75%, 0%, 26.2%, 67.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,397,822
CSS custom property--colour: #15543E;

Brightness & contrast

Relative luminance0.06848WCAG 2.x, 0 is black and 1 is white
Perceived brightness68.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.86:1
Contrast with white8.86:1WCAG normal text: AAA
Contrast with black2.37:1WCAG normal text: Fail
Greyscale equivalent#454545
Inverted#EAABC1

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#524E3Dno red cones; affects about 1% of men; ΔE 24.5 from the original
Deuteranopia#4A483Fno green cones; the most common form, about 1% of men; ΔE 24.8 from the original
Tritanopia#00544Eno blue cones; rare, and affects men and women equally; ΔE 10.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.86:1WCAG large text: AAA
Contrast with black, large text2.37:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 17.8Teal · ΔE 23.2Dark olivegreen · ΔE 26.6Dark cyan · ΔE 26.8Sea green · ΔE 27.6Dim grey · ΔE 29.7
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 17.78, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#54152B
Analogous#15541E, #154B54
Triadic#3E1554, #543E15
Split complementary#54154B, #541E15
Tetradic#1E1554, #54152B, #4B5415

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#5ED7AD
Lighter +30%#35CD98
Lighter +20%#29A67A
Lighter +10%#1F7D5C
Darker −10%#0B2B20
Darker −20%#010202
Darker −30%#000000
Darker −40%#000000
More saturated +25%#086142
Less saturated −25%#22473A

Channel breakdown

R21
G84
B62
Red21 (8.2%)
Green84 (32.9%)
Blue62 (24.3%)
Hue159.05°
Saturation (HSL)60%
Lightness20.59%
Dominant channelGreen
Hex per channelR 15 · G 54 · B 3E

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Every value on this page was computed from “15543e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.