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Recognised as Colour

#5BBCE4

  • #5BBCE4
  • Cyan
  • Dark
  • Nearest: Light skyblue

#5BBCE4 is a cyan with RGB values 91, 188, 228 and HSL 198°, 72%, 63%. It is a dark colour, so black text on it reaches 9.8:1 contrast (AAA for normal text). The nearest named colour is Light skyblue.

Colour values

#5BBCE4#5BBCE4
HEX#5BBCE4
RGBrgb(91, 188, 228)
RGB (0–1)0.3569, 0.7373, 0.8941
RGB percentages35.7%, 73.7%, 89.4%
HSLhsl(197.5, 71.7%, 62.5%)
HSV / HSBhsv(197.5, 60.1%, 89.4%)
CMYK60.1%, 17.5%, 0%, 10.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,012,132
CSS custom property--colour: #5BBCE4;

Brightness & contrast

Relative luminance0.43792WCAG 2.x, 0 is black and 1 is white
Perceived brightness170.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.76:1
Contrast with white2.15:1WCAG normal text: Fail
Contrast with black9.76:1WCAG normal text: AAA
Greyscale equivalent#AAAAAA
Inverted#A4431B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A7B9E6no red cones; affects about 1% of men; ΔE 21.3 from the original
Deuteranopia#94AAE4no green cones; the most common form, about 1% of men; ΔE 23.4 from the original
Tritanopia#00C8C9no blue cones; rare, and affects men and women equally; ΔE 28 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.15:1WCAG large text: Fail
Contrast with black, large text9.76:1WCAG large text: AAA

Named colours

Light skyblue · ΔE 9.8Sky blue · ΔE 10.4Deep skyblue · ΔE 14Light steelblue · ΔE 21.5Light blue · ΔE 21.6Steel blue · ΔE 23.7
Nearest named CSS colourLight skyblue (#87CEFA)ΔE 9.77, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#E4835B
Analogous#5BE4C8, #5B77E4
Triadic#E45BBC, #BCE45B
Split complementary#E45B77, #E4C85B
Tetradic#C85BE4, #E4835B, #77E45B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#DEF2FA
Lighter +20%#B3E0F2
Lighter +10%#87CEEB
Darker −10%#2FAADD
Darker −20%#1F8DBA
Darker −30%#176C8F
Darker −40%#104B63
More saturated +25%#43C6FC
Less saturated −25%#73B2CC

Channel breakdown

R91
G188
B228
Red91 (35.7%)
Green188 (73.7%)
Blue228 (89.4%)
Hue197.52°
Saturation (HSL)71.73%
Lightness62.55%
Dominant channelBlue
Hex per channelR 5B · G BC · B E4

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Every value on this page was computed from “5bbce4” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.