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Recognised as Colour

#1AA571

  • #1AA571
  • Cyan
  • Dark
  • Nearest: Medium seagreen

#1AA571 is a cyan with RGB values 26, 165, 113 and HSL 158°, 73%, 37%. It is a dark colour, so black text on it reaches 6.7:1 contrast (AA for normal text). The nearest named colour is Medium seagreen.

Colour values

#1AA571#1AA571
HEX#1AA571
RGBrgb(26, 165, 113)
RGB (0–1)0.102, 0.6471, 0.4431
RGB percentages10.2%, 64.7%, 44.3%
HSLhsl(157.6, 72.8%, 37.5%)
HSV / HSBhsv(157.6, 84.2%, 64.7%)
CMYK84.2%, 0%, 31.5%, 35.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,746,289
CSS custom property--colour: #1AA571;

Brightness & contrast

Relative luminance0.28322WCAG 2.x, 0 is black and 1 is white
Perceived brightness132.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.66:1
Contrast with white3.15:1WCAG normal text: Fail
Contrast with black6.66:1WCAG normal text: AA
Greyscale equivalent#848484
Inverted#E55A8E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A3986Eno red cones; affects about 1% of men; ΔE 45.4 from the original
Deuteranopia#938C74no green cones; the most common form, about 1% of men; ΔE 46 from the original
Tritanopia#00A597no blue cones; rare, and affects men and women equally; ΔE 21.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.15:1WCAG large text: AA
Contrast with black, large text6.66:1WCAG large text: AAA

Named colours

Medium seagreen · ΔE 8.7Sea green · ΔE 11.9Medium aquamarine · ΔE 20.1Light seagreen · ΔE 26.2Dark seagreen · ΔE 26.4Forest green · ΔE 29.4
Nearest named CSS colourMedium seagreen (#3CB371)ΔE 8.71, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A51A4E
Analogous#1AA52C, #1A93A5
Triadic#711AA5, #A5711A
Split complementary#A51A93, #A52C1A
Tetradic#2C1AA5, #A51A4E, #93A51A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9CEFD0
Lighter +30%#70E8BB
Lighter +20%#44E1A6
Lighter +10%#21D18F
Darker −10%#137953
Darker −20%#0C4D35
Darker −30%#052116
Darker −40%#000000
More saturated +25%#02BD77
Less saturated −25%#328D6B

Channel breakdown

R26
G165
B113
Red26 (10.2%)
Green165 (64.7%)
Blue113 (44.3%)
Hue157.55°
Saturation (HSL)72.77%
Lightness37.45%
Dominant channelGreen
Hex per channelR 1A · G A5 · B 71

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Every value on this page was computed from “1aa571” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.