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Colour

#3A818E

  • #3A818E
  • Cyan
  • Dark
  • Nearest: Teal

#3A818E is a cyan with RGB values 58, 129, 142 and HSL 189°, 42%, 39%. It is a dark colour, so black text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Teal.

Colour values

#3A818E#3A818E
HEX#3A818E
RGBrgb(58, 129, 142)
RGB (0–1)0.2275, 0.5059, 0.5569
RGB percentages22.7%, 50.6%, 55.7%
HSLhsl(189.3, 42%, 39.2%)
HSV / HSBhsv(189.3, 59.2%, 55.7%)
CMYK59.2%, 9.2%, 0%, 44.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,834,254
CSS custom property--colour: #3A818E;

Brightness & contrast

Relative luminance0.18553WCAG 2.x, 0 is black and 1 is white
Perceived brightness114.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.71:1
Contrast with white4.46:1WCAG normal text: Fail
Contrast with black4.71:1WCAG normal text: AA
Greyscale equivalent#737373
Inverted#C57E71

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#767D8Fno red cones; affects about 1% of men; ΔE 19.9 from the original
Deuteranopia#6A738Eno green cones; the most common form, about 1% of men; ΔE 21.3 from the original
Tritanopia#008785no blue cones; rare, and affects men and women equally; ΔE 13.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.46:1WCAG large text: AA
Contrast with black, large text4.71:1WCAG large text: AAA

Named colours

Teal · ΔE 12.1Cadetblue · ΔE 12.8Dark cyan · ΔE 13.5Slate grey · ΔE 16.5Light slate grey · ΔE 17.1Dark slate grey · ΔE 22.3
Nearest named CSS colourTeal (#008080)ΔE 12.07, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8E473A
Analogous#3A8E71, #3A578E
Triadic#8E3A81, #818E3A
Split complementary#8E3A57, #8E713A
Tetradic#713A8E, #8E473A, #578E3A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B4D9E0
Lighter +30%#90C7D1
Lighter +20%#6BB5C3
Lighter +10%#49A2B2
Darker −10%#2B606A
Darker −20%#1C3F46
Darker −30%#0E1E21
Darker −40%#000000
More saturated +25%#2192A7
Less saturated −25%#537075

Channel breakdown

R58
G129
B142
Red58 (22.7%)
Green129 (50.6%)
Blue142 (55.7%)
Hue189.29°
Saturation (HSL)42%
Lightness39.22%
Dominant channelBlue
Hex per channelR 3A · G 81 · B 8E

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Every value on this page was computed from “3a818e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.