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Recognised as Colour

#05A3A7

  • #05A3A7
  • Cyan
  • Dark
  • Nearest: Light seagreen

#05A3A7 is a cyan with RGB values 5, 163, 167 and HSL 181°, 94%, 34%. 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

#05A3A7#05A3A7
HEX#05A3A7
RGBrgb(5, 163, 167)
RGB (0–1)0.0196, 0.6392, 0.6549
RGB percentages2%, 63.9%, 65.5%
HSLhsl(181.5, 94.2%, 33.7%)
HSV / HSBhsv(181.5, 97%, 65.5%)
CMYK97%, 2.4%, 0%, 34.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer369,575
CSS custom property--colour: #05A3A7;

Brightness & contrast

Relative luminance0.29017WCAG 2.x, 0 is black and 1 is white
Perceived brightness137.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.8:1
Contrast with white3.09:1WCAG normal text: Fail
Contrast with black6.8:1WCAG normal text: AA
Greyscale equivalent#828282
Inverted#FA5C58

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#969BA7no red cones; affects about 1% of men; ΔE 34.2 from the original
Deuteranopia#838DA8no green cones; the most common form, about 1% of men; ΔE 35.6 from the original
Tritanopia#00A9A4no blue cones; rare, and affects men and women equally; ΔE 6.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.09:1WCAG large text: AA
Contrast with black, large text6.8:1WCAG large text: AAA

Named colours

Light seagreen · ΔE 8.9Dark cyan · ΔE 9.4Teal · ΔE 13.7Cadetblue · ΔE 14.1Dark turquoise · ΔE 16.2Medium turquoise · ΔE 17.1
Nearest named CSS colourLight seagreen (#20B2AA)ΔE 8.9, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A70905
Analogous#05A75A, #0552A7
Triadic#A705A3, #A3A705
Split complementary#A70552, #A75A05
Tetradic#5A05A7, #A70905, #52A705

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#7DF8FB
Lighter +30%#4BF5FA
Lighter +20%#1AF3F8
Lighter +10%#06D3D9
Darker −10%#047375
Darker −20%#024244
Darker −30%#011212
Darker −40%#000000
More saturated +25%#00A8AC
Less saturated −25%#1B8F92

Channel breakdown

R5
G163
B167
Red5 (2%)
Green163 (63.9%)
Blue167 (65.5%)
Hue181.48°
Saturation (HSL)94.19%
Lightness33.73%
Dominant channelBlue
Hex per channelR 05 · G A3 · B A7

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Every value on this page was computed from “05a3a7” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.