Nerdulator> put something in

Recognised as Colour

#3A7587

  • #3A7587
  • Cyan
  • Dark
  • Nearest: Slate grey

#3A7587 is a cyan with RGB values 58, 117, 135 and HSL 194°, 40%, 38%. It is a dark colour, so white text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Slate grey.

Colour values

#3A7587#3A7587
HEX#3A7587
RGBrgb(58, 117, 135)
RGB (0–1)0.2275, 0.4588, 0.5294
RGB percentages22.7%, 45.9%, 52.9%
HSLhsl(194, 39.9%, 37.8%)
HSV / HSBhsv(194, 57%, 52.9%)
CMYK57%, 13.3%, 0%, 47.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,831,175
CSS custom property--colour: #3A7587;

Brightness & contrast

Relative luminance0.15371WCAG 2.x, 0 is black and 1 is white
Perceived brightness105.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.15:1
Contrast with white5.15:1WCAG normal text: AA
Contrast with black4.07:1WCAG normal text: Fail
Greyscale equivalent#6A6A6A
Inverted#C58A78

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6A7288no red cones; affects about 1% of men; ΔE 16.1 from the original
Deuteranopia#5F6A87no green cones; the most common form, about 1% of men; ΔE 16.8 from the original
Tritanopia#007B7Bno blue cones; rare, and affects men and women equally; ΔE 16.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5.15:1WCAG large text: AAA
Contrast with black, large text4.07:1WCAG large text: AA

Named colours

Slate grey · ΔE 14.3Light slate grey · ΔE 15.8Teal · ΔE 16.9Cadetblue · ΔE 18.2Dark cyan · ΔE 19.2Dark slate grey · ΔE 19.2
Nearest named CSS colourSlate grey (#708090)ΔE 14.32, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#874C3A
Analogous#3A8773, #3A4E87
Triadic#873A75, #75873A
Split complementary#873A4E, #87733A
Tetradic#733A87, #874C3A, #4E873A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B0D3DD
Lighter +30%#8CBECE
Lighter +20%#69AABE
Lighter +10%#4994AB
Darker −10%#2B5663
Darker −20%#1B3740
Darker −30%#0C181C
Darker −40%#000000
More saturated +25%#22829F
Less saturated −25%#52686F

Channel breakdown

R58
G117
B135
Red58 (22.7%)
Green117 (45.9%)
Blue135 (52.9%)
Hue194.03°
Saturation (HSL)39.9%
Lightness37.84%
Dominant channelBlue
Hex per channelR 3A · G 75 · B 87

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 “3a7587” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.