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Recognised as Colour

#42BEAF

  • #42BEAF
  • Cyan
  • Dark
  • Nearest: Light seagreen

#42BEAF is a cyan with RGB values 66, 190, 175 and HSL 173°, 49%, 50%. It is a dark colour, so black text on it reaches 9.2:1 contrast (AAA for normal text). The nearest named colour is Light seagreen.

Colour values

#42BEAF#42BEAF
HEX#42BEAF
RGBrgb(66, 190, 175)
RGB (0–1)0.2588, 0.7451, 0.6863
RGB percentages25.9%, 74.5%, 68.6%
HSLhsl(172.7, 48.8%, 50.2%)
HSV / HSBhsv(172.7, 65.3%, 74.5%)
CMYK65.3%, 0%, 7.9%, 25.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,374,191
CSS custom property--colour: #42BEAF;

Brightness & contrast

Relative luminance0.4108WCAG 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 9.22:1
Contrast with white2.28:1WCAG normal text: Fail
Contrast with black9.22:1WCAG normal text: AAA
Greyscale equivalent#A3A3A3
Inverted#BD4150

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#B5B4AFno red cones; affects about 1% of men; ΔE 37.3 from the original
Deuteranopia#A3A6B0no green cones; the most common form, about 1% of men; ΔE 38.5 from the original
Tritanopia#00C2B9no blue cones; rare, and affects men and women equally; ΔE 6.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.28:1WCAG large text: Fail
Contrast with black, large text9.22:1WCAG large text: AAA

Named colours

Light seagreen · ΔE 5.9Medium turquoise · ΔE 8.9Medium aquamarine · ΔE 12.1Dark turquoise · ΔE 12.4Turquoise · ΔE 13Dark cyan · ΔE 20.3
Nearest named CSS colourLight seagreen (#20B2AA)ΔE 5.9, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BE4251
Analogous#42BE71, #428FBE
Triadic#AF42BE, #BEAF42
Split complementary#BE428F, #BE7142
Tetradic#7142BE, #BE4251, #8FBE42

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DAF2EF
Lighter +30%#B4E5DF
Lighter +20%#8ED8CF
Lighter +10%#68CBBF
Darker −10%#34998C
Darker −20%#277369
Darker −30%#1A4D47
Darker −40%#0D2724
More saturated +25%#22DEC7
Less saturated −25%#629E97

Channel breakdown

R66
G190
B175
Red66 (25.9%)
Green190 (74.5%)
Blue175 (68.6%)
Hue172.74°
Saturation (HSL)48.82%
Lightness50.2%
Dominant channelGreen
Hex per channelR 42 · G BE · B AF

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Every value on this page was computed from “42beaf” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.