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Recognised as Colour

#305A6E

  • #305A6E
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#305A6E is a cyan with RGB values 48, 90, 110 and HSL 199°, 39%, 31%. It is a dark colour, so white text on it reaches 7.5:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#305A6E#305A6E
HEX#305A6E
RGBrgb(48, 90, 110)
RGB (0–1)0.1882, 0.3529, 0.4314
RGB percentages18.8%, 35.3%, 43.1%
HSLhsl(199.4, 39.2%, 31%)
HSV / HSBhsv(199.4, 56.4%, 43.1%)
CMYK56.4%, 18.2%, 0%, 56.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,168,878
CSS custom property--colour: #305A6E;

Brightness & contrast

Relative luminance0.09066WCAG 2.x, 0 is black and 1 is white
Perceived brightness82.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.46:1
Contrast with white7.46:1WCAG normal text: AAA
Contrast with black2.81:1WCAG normal text: Fail
Greyscale equivalent#535353
Inverted#CFA591

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#50596Fno red cones; affects about 1% of men; ΔE 10.7 from the original
Deuteranopia#47526Eno green cones; the most common form, about 1% of men; ΔE 11.7 from the original
Tritanopia#056060no blue cones; rare, and affects men and women equally; ΔE 17.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text7.46:1WCAG large text: AAA
Contrast with black, large text2.81:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 13.5Slate grey · ΔE 18.6Dim grey · ΔE 19.8Light slate grey · ΔE 21.3Steel blue · ΔE 23.5Teal · ΔE 24.9
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 13.53, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#6E4430
Analogous#306E63, #303B6E
Triadic#6E305A, #5A6E30
Split complementary#6E303B, #6E6330
Tetradic#63306E, #6E4430, #3B6E30

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#98BFD2
Lighter +30%#74A9C3
Lighter +20%#5193B3
Lighter +10%#3F7792
Darker −10%#213D4A
Darker −20%#112027
Darker −30%#020303
Darker −40%#000000
More saturated +25%#1C6182
Less saturated −25%#44535A

Channel breakdown

R48
G90
B110
Red48 (18.8%)
Green90 (35.3%)
Blue110 (43.1%)
Hue199.35°
Saturation (HSL)39.24%
Lightness30.98%
Dominant channelBlue
Hex per channelR 30 · G 5A · B 6E

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Every value on this page was computed from “305a6e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.