Nerdulator> put something in

Recognised as Colour

#30778D

  • #30778D
  • Cyan
  • Dark
  • Nearest: Slate grey

#30778D is a cyan with RGB values 48, 119, 141 and HSL 194°, 49%, 37%. It is a dark colour, so white text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Slate grey.

Colour values

#30778D#30778D
HEX#30778D
RGBrgb(48, 119, 141)
RGB (0–1)0.1882, 0.4667, 0.5529
RGB percentages18.8%, 46.7%, 55.3%
HSLhsl(194.2, 49.2%, 37.1%)
HSV / HSBhsv(194.2, 66%, 55.3%)
CMYK66%, 15.6%, 0%, 44.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,176,333
CSS custom property--colour: #30778D;

Brightness & contrast

Relative luminance0.15745WCAG 2.x, 0 is black and 1 is white
Perceived brightness106.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.06:1
Contrast with white5.06:1WCAG normal text: AA
Contrast with black4.15:1WCAG normal text: Fail
Greyscale equivalent#696969
Inverted#CF8872

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6A748Eno red cones; affects about 1% of men; ΔE 17.7 from the original
Deuteranopia#5D6A8Dno green cones; the most common form, about 1% of men; ΔE 19.1 from the original
Tritanopia#007E7Eno blue cones; rare, and affects men and women equally; ΔE 17 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5.06:1WCAG large text: AAA
Contrast with black, large text4.15:1WCAG large text: AA

Named colours

Slate grey · ΔE 16.3Teal · ΔE 17.3Light slate grey · ΔE 17.4Steel blue · ΔE 18.4Cadetblue · ΔE 18.9Dark cyan · ΔE 19.2
Nearest named CSS colourSlate grey (#708090)ΔE 16.26, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8D4630
Analogous#308D75, #30488D
Triadic#8D3077, #778D30
Split complementary#8D3048, #8D7530
Tetradic#75308D, #8D4630, #498D30

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A8D4E1
Lighter +30%#82C1D4
Lighter +20%#5CAEC7
Lighter +10%#3D97B3
Darker −10%#235767
Darker −20%#163741
Darker −30%#09171B
Darker −40%#000000
More saturated +25%#1883A5
Less saturated −25%#486B75

Channel breakdown

R48
G119
B141
Red48 (18.8%)
Green119 (46.7%)
Blue141 (55.3%)
Hue194.19°
Saturation (HSL)49.21%
Lightness37.06%
Dominant channelBlue
Hex per channelR 30 · G 77 · B 8D

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Nerdulate something else

Nothing in mind? Surprise me · today’s page

Every value on this page was computed from “30778d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.