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Colour

#03738F

  • #03738F
  • Cyan
  • Dark
  • Nearest: Steel blue

#03738F is a cyan with RGB values 3, 115, 143 and HSL 192°, 96%, 29%. It is a dark colour, so white text on it reaches 5.5:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#03738F#03738F
HEX#03738F
RGBrgb(3, 115, 143)
RGB (0–1)0.0118, 0.451, 0.5608
RGB percentages1.2%, 45.1%, 56.1%
HSLhsl(192, 95.9%, 28.6%)
HSV / HSBhsv(192, 97.9%, 56.1%)
CMYK97.9%, 19.6%, 0%, 43.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer226,191
CSS custom property--colour: #03738F;

Brightness & contrast

Relative luminance0.14264WCAG 2.x, 0 is black and 1 is white
Perceived brightness100.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.45:1
Contrast with white5.45:1WCAG normal text: AA
Contrast with black3.85:1WCAG normal text: Fail
Greyscale equivalent#5D5D5D
Inverted#FC8C70

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#637090no red cones; affects about 1% of men; ΔE 20.3 from the original
Deuteranopia#52648Fno green cones; the most common form, about 1% of men; ΔE 21.9 from the original
Tritanopia#007C7Cno blue cones; rare, and affects men and women equally; ΔE 18.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.45:1WCAG large text: AAA
Contrast with black, large text3.85:1WCAG large text: AA

Named colours

Steel blue · ΔE 17.5Teal · ΔE 19.2Slate grey · ΔE 20.8Dark cyan · ΔE 21.1Light slate grey · ΔE 21.8Cadetblue · ΔE 22.9
Nearest named CSS colourSteel blue (#4682B4)ΔE 17.5, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8F1F03
Analogous#038F65, #032D8F
Triadic#8F0373, #738F03
Split complementary#8F032D, #8F6503
Tetradic#65038F, #8F1F03, #2D8F03

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#62DDFC
Lighter +30%#30D2FB
Lighter +20%#05C3F3
Lighter +10%#049BC1
Darker −10%#024B5D
Darker −20%#01232B
Darker −30%#000000
Darker −40%#000000
More saturated +25%#007592
Less saturated −25%#15687D

Channel breakdown

R3
G115
B143
Red3 (1.2%)
Green115 (45.1%)
Blue143 (56.1%)
Hue192°
Saturation (HSL)95.89%
Lightness28.63%
Dominant channelBlue
Hex per channelR 03 · G 73 · B 8F

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Every value on this page was computed from “03738f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.