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Recognised as Colour

#00A58B

  • #00A58B
  • Cyan
  • Dark
  • Nearest: Light seagreen

#00A58B is a cyan with RGB values 0, 165, 139 and HSL 171°, 100%, 32%. It is a dark colour, so black text on it reaches 6.8:1 contrast (AA for normal text). The nearest named colour is Light seagreen.

Colour values

#00A58B#00A58B
HEX#00A58B
RGBrgb(0, 165, 139)
RGB (0–1)0, 0.6471, 0.5451
RGB percentages0%, 64.7%, 54.5%
HSLhsl(170.5, 100%, 32.4%)
HSV / HSBhsv(170.5, 100%, 64.7%)
CMYK100%, 0%, 15.8%, 35.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer42,379
CSS custom property--colour: #00A58B;

Brightness & contrast

Relative luminance0.28774WCAG 2.x, 0 is black and 1 is white
Perceived brightness134.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.75:1
Contrast with white3.11:1WCAG normal text: Fail
Contrast with black6.75:1WCAG normal text: AA
Greyscale equivalent#808080
Inverted#FF5A74

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#9E9A8Ano red cones; affects about 1% of men; ΔE 41.4 from the original
Deuteranopia#8D8D8Dno green cones; the most common form, about 1% of men; ΔE 42.5 from the original
Tritanopia#00A79Dno blue cones; rare, and affects men and women equally; ΔE 9.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.11:1WCAG large text: AA
Contrast with black, large text6.75:1WCAG large text: AAA

Named colours

Light seagreen · ΔE 12Medium aquamarine · ΔE 16.4Dark cyan · ΔE 19Sea green · ΔE 19.2Medium turquoise · ΔE 20.7Teal · ΔE 21.8
Nearest named CSS colourLight seagreen (#20B2AA)ΔE 11.99, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A5001A
Analogous#00A538, #006DA5
Triadic#8B00A5, #A58B00
Split complementary#A5006D, #A53800
Tetradic#3800A5, #A5001A, #6DA500

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#72FFE9
Lighter +30%#3FFFE1
Lighter +20%#0CFFD9
Lighter +10%#00D8B6
Darker −10%#007260
Darker −20%#003F35
Darker −30%#000C0A
Darker −40%#000000
More saturated +25%#00A58B
Less saturated −25%#15907D

Channel breakdown

R0
G165
B139
Red0 (0%)
Green165 (64.7%)
Blue139 (54.5%)
Hue170.55°
Saturation (HSL)100%
Lightness32.35%
Dominant channelGreen
Hex per channelR 00 · G A5 · B 8B

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Every value on this page was computed from “00a58b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.