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Recognised as Colour

#1FA4CB

  • #1FA4CB
  • Cyan
  • Dark
  • Nearest: Deep skyblue

#1FA4CB is a cyan with RGB values 31, 164, 203 and HSL 194°, 74%, 46%. It is a dark colour, so black text on it reaches 7.2:1 contrast (AAA for normal text). The nearest named colour is Deep skyblue.

Colour values

#1FA4CB#1FA4CB
HEX#1FA4CB
RGBrgb(31, 164, 203)
RGB (0–1)0.1216, 0.6431, 0.7961
RGB percentages12.2%, 64.3%, 79.6%
HSLhsl(193.6, 73.5%, 45.9%)
HSV / HSBhsv(193.6, 84.7%, 79.6%)
CMYK84.7%, 19.2%, 0%, 20.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,073,803
CSS custom property--colour: #1FA4CB;

Brightness & contrast

Relative luminance0.31154WCAG 2.x, 0 is black and 1 is white
Perceived brightness144.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.23:1
Contrast with white2.9:1WCAG normal text: Fail
Contrast with black7.23:1WCAG normal text: AAA
Greyscale equivalent#8B8B8B
Inverted#E05B34

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#8EA0CDno red cones; affects about 1% of men; ΔE 25 from the original
Deuteranopia#7891CBno green cones; the most common form, about 1% of men; ΔE 26.5 from the original
Tritanopia#00B0B1no blue cones; rare, and affects men and women equally; ΔE 24.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.9:1WCAG large text: Fail
Contrast with black, large text7.23:1WCAG large text: AAA

Named colours

Deep skyblue · ΔE 16.6Sky blue · ΔE 19.3Steel blue · ΔE 19.3Light skyblue · ΔE 19.5Cadetblue · ΔE 22.1Dark cyan · ΔE 25.2
Nearest named CSS colourDeep skyblue (#00BFFF)ΔE 16.6, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CB461F
Analogous#1FCB9C, #1F4ECB
Triadic#CB1FA4, #A4CB1F
Split complementary#CB1F4E, #CB9C1F
Tetradic#9C1FCB, #CB461F, #4ECB1F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C1E9F5
Lighter +30%#94DAEF
Lighter +20%#68CBE8
Lighter +10%#3CBCE1
Darker −10%#18809F
Darker −20%#115D73
Darker −30%#0B3946
Darker −40%#04151A
More saturated +25%#02B4E8
Less saturated −25%#3C94AE

Channel breakdown

R31
G164
B203
Red31 (12.2%)
Green164 (64.3%)
Blue203 (79.6%)
Hue193.6°
Saturation (HSL)73.5%
Lightness45.88%
Dominant channelBlue
Hex per channelR 1F · G A4 · B CB

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Every value on this page was computed from “1fa4cb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.