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Recognised as Colour

#057C81

  • #057C81
  • Cyan
  • Dark
  • Nearest: Teal

#057C81 is a cyan with RGB values 5, 124, 129 and HSL 182°, 93%, 26%. It is a dark colour, so white text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Teal.

Colour values

#057C81#057C81
HEX#057C81
RGBrgb(5, 124, 129)
RGB (0–1)0.0196, 0.4863, 0.5059
RGB percentages2%, 48.6%, 50.6%
HSLhsl(182.4, 92.5%, 26.3%)
HSV / HSBhsv(182.4, 96.1%, 50.6%)
CMYK96.1%, 3.9%, 0%, 49.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer359,553
CSS custom property--colour: #057C81;

Brightness & contrast

Relative luminance0.16033WCAG 2.x, 0 is black and 1 is white
Perceived brightness104.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.99:1
Contrast with white4.99:1WCAG normal text: AA
Contrast with black4.21:1WCAG normal text: Fail
Greyscale equivalent#636363
Inverted#FA837E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#727681no red cones; affects about 1% of men; ΔE 27.6 from the original
Deuteranopia#636B81no green cones; the most common form, about 1% of men; ΔE 28.5 from the original
Tritanopia#00817Dno blue cones; rare, and affects men and women equally; ΔE 6.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.99:1WCAG large text: AAA
Contrast with black, large text4.21:1WCAG large text: AA

Named colours

Teal · ΔE 3.8Dark cyan · ΔE 7Cadetblue · ΔE 16Light seagreen · ΔE 22.4Dark slate grey · ΔE 22.6Slate grey · ΔE 24.8
Nearest named CSS colourTeal (#008080)ΔE 3.77, a close match
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#810A05
Analogous#058148, #053E81
Triadic#81057C, #7C8105
Split complementary#81053E, #814805
Tetradic#480581, #810A05, #3E8105

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#59F2F9
Lighter +30%#28EEF7
Lighter +20%#09DAE3
Lighter +10%#07ABB2
Darker −10%#034D50
Darker −20%#011E1F
Darker −30%#000000
Darker −40%#000000
More saturated +25%#008186
Less saturated −25%#166D70

Channel breakdown

R5
G124
B129
Red5 (2%)
Green124 (48.6%)
Blue129 (50.6%)
Hue182.42°
Saturation (HSL)92.54%
Lightness26.27%
Dominant channelBlue
Hex per channelR 05 · G 7C · B 81

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Every value on this page was computed from “057c81” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.