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Recognised as Colour

#015537

  • #015537
  • Cyan
  • Dark
  • Nearest: Sea green

#015537 is a cyan with RGB values 1, 85, 55 and HSL 159°, 98%, 17%. It is a dark colour, so white text on it reaches 8.9:1 contrast (AAA for normal text). The nearest named colour is Sea green.

Colour values

#015537#015537
HEX#015537
RGBrgb(1, 85, 55)
RGB (0–1)0.0039, 0.3333, 0.2157
RGB percentages0.4%, 33.3%, 21.6%
HSLhsl(158.6, 97.7%, 16.9%)
HSV / HSBhsv(158.6, 98.8%, 33.3%)
CMYK98.8%, 0%, 35.3%, 66.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer87,351
CSS custom property--colour: #015537;

Brightness & contrast

Relative luminance0.06779WCAG 2.x, 0 is black and 1 is white
Perceived brightness67.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.91:1
Contrast with white8.91:1WCAG normal text: AAA
Contrast with black2.36:1WCAG normal text: Fail
Greyscale equivalent#414141
Inverted#FEAAC8

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#544E35no red cones; affects about 1% of men; ΔE 29.2 from the original
Deuteranopia#4B4739no green cones; the most common form, about 1% of men; ΔE 29.8 from the original
Tritanopia#00554Dno blue cones; rare, and affects men and women equally; ΔE 14.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.91:1WCAG large text: AAA
Contrast with black, large text2.36:1WCAG large text: Fail

Named colours

Sea green · ΔE 23.8Dark slate grey · ΔE 24.2Dark olivegreen · ΔE 25.1Teal · ΔE 26.1Dark cyan · ΔE 29.2Dark green · ΔE 33.4
Nearest named CSS colourSea green (#2E8B57)ΔE 23.82, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#55011F
Analogous#01550D, #014955
Triadic#370155, #553701
Split complementary#550149, #550D01
Tetradic#0D0155, #55011F, #495501

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#26FCB0
Lighter +30%#03EC99
Lighter +20%#02BA78
Lighter +10%#028758
Darker −10%#002316
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#005637
Less saturated −25%#0C4A34

Channel breakdown

R1
G85
B55
Red1 (0.4%)
Green85 (33.3%)
Blue55 (21.6%)
Hue158.57°
Saturation (HSL)97.67%
Lightness16.86%
Dominant channelGreen
Hex per channelR 01 · G 55 · B 37

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Every value on this page was computed from “hex 015537” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.