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Recognised as Colour

#00917F

  • #00917F
  • Cyan
  • Dark
  • Nearest: Dark cyan

#00917F is a cyan with RGB values 0, 145, 127 and HSL 173°, 100%, 28%. It is a dark colour, so black text on it reaches 5.4:1 contrast (AA for normal text). The nearest named colour is Dark cyan.

Colour values

#00917F#00917F
HEX#00917F
RGBrgb(0, 145, 127)
RGB (0–1)0, 0.5686, 0.498
RGB percentages0%, 56.9%, 49.8%
HSLhsl(172.6, 100%, 28.4%)
HSV / HSBhsv(172.6, 100%, 56.9%)
CMYK100%, 0%, 12.4%, 43.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer37,247
CSS custom property--colour: #00917F;

Brightness & contrast

Relative luminance0.21783WCAG 2.x, 0 is black and 1 is white
Perceived brightness119.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.36:1
Contrast with white3.92:1WCAG normal text: Fail
Contrast with black5.36:1WCAG normal text: AA
Greyscale equivalent#717171
Inverted#FF6E80

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#8A877Eno red cones; affects about 1% of men; ΔE 36.9 from the original
Deuteranopia#7A7C81no green cones; the most common form, about 1% of men; ΔE 37.5 from the original
Tritanopia#00948Cno blue cones; rare, and affects men and women equally; ΔE 6.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.92:1WCAG large text: AA
Contrast with black, large text5.36:1WCAG large text: AAA

Named colours

Dark cyan · ΔE 11.4Teal · ΔE 13.2Light seagreen · ΔE 13.7Sea green · ΔE 20.1Cadetblue · ΔE 20.4Medium aquamarine · ΔE 23.4
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#910012
Analogous#009137, #005A91
Triadic#7F0091, #917F00
Split complementary#91005A, #913700
Tetradic#370091, #910012, #5A9100

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#5EFFEB
Lighter +30%#2BFFE5
Lighter +20%#00F7D8
Lighter +10%#00C4AC
Darker −10%#005E52
Darker −20%#002B26
Darker −30%#000000
Darker −40%#000000
More saturated +25%#00917F
Less saturated −25%#127F71

Channel breakdown

R0
G145
B127
Red0 (0%)
Green145 (56.9%)
Blue127 (49.8%)
Hue172.55°
Saturation (HSL)100%
Lightness28.43%
Dominant channelGreen
Hex per channelR 00 · G 91 · B 7F

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Every value on this page was computed from “00917f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.