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Recognised as Colour

#42C2FA

  • #42C2FA
  • Cyan
  • Dark
  • Nearest: Deep skyblue

#42C2FA is a cyan with RGB values 66, 194, 250 and HSL 198°, 95%, 62%. It is a dark colour, so black text on it reaches 10.3:1 contrast (AAA for normal text). The nearest named colour is Deep skyblue.

Colour values

#42C2FA#42C2FA
HEX#42C2FA
RGBrgb(66, 194, 250)
RGB (0–1)0.2588, 0.7608, 0.9804
RGB percentages25.9%, 76.1%, 98%
HSLhsl(198.3, 94.8%, 62%)
HSV / HSBhsv(198.3, 73.6%, 98%)
CMYK73.6%, 22.4%, 0%, 2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,375,290
CSS custom property--colour: #42C2FA;

Brightness & contrast

Relative luminance0.46644WCAG 2.x, 0 is black and 1 is white
Perceived brightness174.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.33:1
Contrast with white2.03:1WCAG normal text: Fail
Contrast with black10.33:1WCAG normal text: AAA
Greyscale equivalent#ABABAB
Inverted#BD3D05

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A6C0FDno red cones; affects about 1% of men; ΔE 23.1 from the original
Deuteranopia#8DAEF9no green cones; the most common form, about 1% of men; ΔE 25 from the original
Tritanopia#00D1D5no blue cones; rare, and affects men and women equally; ΔE 33.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.03:1WCAG large text: Fail
Contrast with black, large text10.33:1WCAG large text: AAA

Named colours

Deep skyblue · ΔE 5.2Light skyblue · ΔE 12.4Sky blue · ΔE 17.3Steel blue · ΔE 25.6Light steelblue · ΔE 27.7Light blue · ΔE 28.6
Nearest named CSS colourDeep skyblue (#00BFFF)ΔE 5.2, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FA7A42
Analogous#42FAD6, #4266FA
Triadic#FA42C2, #C2FA42
Split complementary#FA4266, #FAD642
Tetradic#D642FA, #FA7A42, #66FA42

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#D7F2FE
Lighter +20%#A5E2FD
Lighter +10%#74D2FB
Darker −10%#10B2F9
Darker −20%#0693D0
Darker −30%#04709F
Darker −40%#034D6D
More saturated +25%#3DC4FF
Less saturated −25%#5AB9E2

Channel breakdown

R66
G194
B250
Red66 (25.9%)
Green194 (76.1%)
Blue250 (98%)
Hue198.26°
Saturation (HSL)94.85%
Lightness61.96%
Dominant channelBlue
Hex per channelR 42 · G C2 · B FA

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Every value on this page was computed from “42c2fa” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.