Nerdulator> put something in

Recognised as Colour

#3FB4E1

  • #3FB4E1
  • Cyan
  • Dark
  • Nearest: Deep skyblue

#3FB4E1 is a cyan with RGB values 63, 180, 225 and HSL 197°, 73%, 56%. It is a dark colour, so black text on it reaches 8.8:1 contrast (AAA for normal text). The nearest named colour is Deep skyblue.

Colour values

#3FB4E1#3FB4E1
HEX#3FB4E1
RGBrgb(63, 180, 225)
RGB (0–1)0.2471, 0.7059, 0.8824
RGB percentages24.7%, 70.6%, 88.2%
HSLhsl(196.7, 73%, 56.5%)
HSV / HSBhsv(196.7, 72%, 88.2%)
CMYK72%, 20%, 0%, 11.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,175,073
CSS custom property--colour: #3FB4E1;

Brightness & contrast

Relative luminance0.39136WCAG 2.x, 0 is black and 1 is white
Perceived brightness161.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.83:1
Contrast with white2.38:1WCAG normal text: Fail
Contrast with black8.83:1WCAG normal text: AAA
Greyscale equivalent#9E9E9E
Inverted#C04B1E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#9CB1E3no red cones; affects about 1% of men; ΔE 23 from the original
Deuteranopia#86A1E0no green cones; the most common form, about 1% of men; ΔE 24.7 from the original
Tritanopia#00C1C3no blue cones; rare, and affects men and women equally; ΔE 28.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.38:1WCAG large text: Fail
Contrast with black, large text8.83:1WCAG large text: AAA

Named colours

Deep skyblue · ΔE 11.2Light skyblue · ΔE 13.5Sky blue · ΔE 15.2Steel blue · ΔE 21.5Light steelblue · ΔE 25.6Cadetblue · ΔE 25.8
Nearest named CSS colourDeep skyblue (#00BFFF)ΔE 11.21, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#E16C3F
Analogous#3FE1BD, #3F63E1
Triadic#E13FB4, #B4E13F
Split complementary#E13F63, #E1BD3F
Tetradic#BD3FE1, #E16C3F, #63E13F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#EFF9FD
Lighter +30%#C3E8F6
Lighter +20%#97D6EF
Lighter +10%#6BC5E8
Darker −10%#209DCD
Darker −20%#197BA1
Darker −30%#125975
Darker −40%#0B3849
More saturated +25%#23C0FD
Less saturated −25%#5BA8C5

Channel breakdown

R63
G180
B225
Red63 (24.7%)
Green180 (70.6%)
Blue225 (88.2%)
Hue196.67°
Saturation (HSL)72.97%
Lightness56.47%
Dominant channelBlue
Hex per channelR 3F · G B4 · B E1

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 “3fb4e1” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.