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Recognised as Colour

#019557

  • #019557
  • Cyan
  • Dark
  • Nearest: Sea green

#019557 is a cyan with RGB values 1, 149, 87 and HSL 155°, 99%, 29%. It is a dark colour, so black text on it reaches 5.4:1 contrast (AA for normal text). The nearest named colour is Sea green.

Colour values

#019557#019557
HEX#019557
RGBrgb(1, 149, 87)
RGB (0–1)0.0039, 0.5843, 0.3412
RGB percentages0.4%, 58.4%, 34.1%
HSLhsl(154.9, 98.7%, 29.4%)
HSV / HSBhsv(154.9, 99.3%, 58.4%)
CMYK99.3%, 0%, 41.6%, 41.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer103,767
CSS custom property--colour: #019557;

Brightness & contrast

Relative luminance0.22189WCAG 2.x, 0 is black and 1 is white
Perceived brightness117.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.44:1
Contrast with white3.86:1WCAG normal text: Fail
Contrast with black5.44:1WCAG normal text: AA
Greyscale equivalent#717171
Inverted#FE6AA8

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#948853no red cones; affects about 1% of men; ΔE 45.8 from the original
Deuteranopia#867D5Bno green cones; the most common form, about 1% of men; ΔE 46.6 from the original
Tritanopia#009386no blue cones; rare, and affects men and women equally; ΔE 28.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.86:1WCAG large text: AA
Contrast with black, large text5.44:1WCAG large text: AAA

Named colours

Sea green · ΔE 9.9Medium seagreen · ΔE 11.1Forest green · ΔE 21.8Dark green · ΔE 26.2Green · ΔE 27.7Medium aquamarine · ΔE 28.2
Nearest named CSS colourSea green (#2E8B57)ΔE 9.88, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#95013F
Analogous#01950D, #018995
Triadic#570195, #955701
Split complementary#950189, #950D01
Tetradic#0D0195, #95013F, #899501

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#64FEBD
Lighter +30%#31FEA8
Lighter +20%#02FA92
Lighter +10%#01C875
Darker −10%#016239
Darker −20%#00301C
Darker −30%#000000
Darker −40%#000000
More saturated +25%#009657
Less saturated −25%#148254

Channel breakdown

R1
G149
B87
Red1 (0.4%)
Green149 (58.4%)
Blue87 (34.1%)
Hue154.86°
Saturation (HSL)98.67%
Lightness29.41%
Dominant channelGreen
Hex per channelR 01 · G 95 · B 57

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Every value on this page was computed from “hex 019557” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.