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Recognised as Colour

#0381AE

  • #0381AE
  • Cyan
  • Dark
  • Nearest: Steel blue

#0381AE is a cyan with RGB values 3, 129, 174 and HSL 196°, 97%, 35%. It is a dark colour, so black text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#0381AE#0381AE
HEX#0381AE
RGBrgb(3, 129, 174)
RGB (0–1)0.0118, 0.5059, 0.6824
RGB percentages1.2%, 50.6%, 68.2%
HSLhsl(195.8, 96.6%, 34.7%)
HSV / HSBhsv(195.8, 98.3%, 68.2%)
CMYK98.3%, 25.9%, 0%, 31.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer229,806
CSS custom property--colour: #0381AE;

Brightness & contrast

Relative luminance0.18776WCAG 2.x, 0 is black and 1 is white
Perceived brightness115 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.76:1
Contrast with white4.42:1WCAG normal text: Fail
Contrast with black4.76:1WCAG normal text: AA
Greyscale equivalent#696969
Inverted#FC7E51

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6A80B0no red cones; affects about 1% of men; ΔE 18.2 from the original
Deuteranopia#5672ADno green cones; the most common form, about 1% of men; ΔE 20 from the original
Tritanopia#008D90no blue cones; rare, and affects men and women equally; ΔE 27.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.42:1WCAG large text: AA
Contrast with black, large text4.76:1WCAG large text: AAA

Named colours

Steel blue · ΔE 9.1Light slate grey · ΔE 24.2Slate grey · ΔE 24.2Deep skyblue · ΔE 24.9Cadetblue · ΔE 27.7Teal · ΔE 28.5
Nearest named CSS colourSteel blue (#4682B4)ΔE 9.14, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AE3003
Analogous#03AE85, #032CAE
Triadic#AE0381, #81AE03
Split complementary#AE032C, #AE8503
Tetradic#8503AE, #AE3003, #2CAE03

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#80DCFD
Lighter +30%#4ECEFC
Lighter +20%#1CC0FB
Lighter +10%#04A6E0
Darker −10%#025C7C
Darker −20%#01374A
Darker −30%#001118
Darker −40%#000000
More saturated +25%#0082B1
Less saturated −25%#197798

Channel breakdown

R3
G129
B174
Red3 (1.2%)
Green129 (50.6%)
Blue174 (68.2%)
Hue195.79°
Saturation (HSL)96.61%
Lightness34.71%
Dominant channelBlue
Hex per channelR 03 · G 81 · B AE

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Every value on this page was computed from “0381ae” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.