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Recognised as Colour

#03B1CD

  • #03B1CD
  • Cyan
  • Dark
  • Nearest: Sky blue

#03B1CD is a cyan with RGB values 3, 177, 205 and HSL 188°, 97%, 41%. It is a dark colour, so black text on it reaches 8.2:1 contrast (AAA for normal text). The nearest named colour is Sky blue.

Colour values

#03B1CD#03B1CD
HEX#03B1CD
RGBrgb(3, 177, 205)
RGB (0–1)0.0118, 0.6941, 0.8039
RGB percentages1.2%, 69.4%, 80.4%
HSLhsl(188.3, 97.1%, 40.8%)
HSV / HSBhsv(188.3, 98.5%, 80.4%)
CMYK98.5%, 13.7%, 0%, 19.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer242,125
CSS custom property--colour: #03B1CD;

Brightness & contrast

Relative luminance0.35871WCAG 2.x, 0 is black and 1 is white
Perceived brightness152.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.17:1
Contrast with white2.57:1WCAG normal text: Fail
Contrast with black8.17:1WCAG normal text: AAA
Greyscale equivalent#8E8E8E
Inverted#FC4E32

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#9DABCFno red cones; affects about 1% of men; ΔE 31.1 from the original
Deuteranopia#869ACDno green cones; the most common form, about 1% of men; ΔE 33 from the original
Tritanopia#00BBBAno blue cones; rare, and affects men and women equally; ΔE 18 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.57:1WCAG large text: Fail
Contrast with black, large text8.17:1WCAG large text: AAA

Named colours

Sky blue · ΔE 18.3Dark turquoise · ΔE 19.1Cadetblue · ΔE 19.8Light seagreen · ΔE 21Deep skyblue · ΔE 21.2Dark cyan · ΔE 21.5
Nearest named CSS colourSky blue (#87CEEB)ΔE 18.33, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CD1F03
Analogous#03CD84, #034CCD
Triadic#CD03B1, #B1CD03
Split complementary#CD034C, #CD8403
Tetradic#8403CD, #CD1F03, #4CCD03

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9EF0FE
Lighter +30%#6CE9FD
Lighter +20%#3AE1FC
Lighter +10%#08DAFB
Darker −10%#02869B
Darker −20%#025A68
Darker −30%#012F36
Darker −40%#000304
More saturated +25%#00B3D0
Less saturated −25%#1D9EB3

Channel breakdown

R3
G177
B205
Red3 (1.2%)
Green177 (69.4%)
Blue205 (80.4%)
Hue188.32°
Saturation (HSL)97.12%
Lightness40.78%
Dominant channelBlue
Hex per channelR 03 · G B1 · B CD

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Every value on this page was computed from “03b1cd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.