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Recognised as Colour

#199DDE

  • #199DDE
  • Cyan
  • Dark
  • Nearest: Deep skyblue

#199DDE is a cyan with RGB values 25, 157, 222 and HSL 200°, 80%, 48%. It is a dark colour, so black text on it reaches 6.9:1 contrast (AA for normal text). The nearest named colour is Deep skyblue.

Colour values

#199DDE#199DDE
HEX#199DDE
RGBrgb(25, 157, 222)
RGB (0–1)0.098, 0.6157, 0.8706
RGB percentages9.8%, 61.6%, 87.1%
HSLhsl(199.8, 79.8%, 48.4%)
HSV / HSBhsv(199.8, 88.7%, 87.1%)
CMYK88.7%, 29.3%, 0%, 12.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,678,814
CSS custom property--colour: #199DDE;

Brightness & contrast

Relative luminance0.29595WCAG 2.x, 0 is black and 1 is white
Perceived brightness142.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.92:1
Contrast with white3.04:1WCAG normal text: Fail
Contrast with black6.92:1WCAG normal text: AA
Greyscale equivalent#868686
Inverted#E66221

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7D9DE1no red cones; affects about 1% of men; ΔE 17.6 from the original
Deuteranopia#648CDDno green cones; the most common form, about 1% of men; ΔE 20.1 from the original
Tritanopia#00AEB4no blue cones; rare, and affects men and women equally; ΔE 37.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.04:1WCAG large text: AA
Contrast with black, large text6.92:1WCAG large text: AAA

Named colours

Deep skyblue · ΔE 13.5Steel blue · ΔE 14.6Cornflower blue · ΔE 20.8Light skyblue · ΔE 22.9Sky blue · ΔE 27.9Dodgerblue · ΔE 29.3
Nearest named CSS colourDeep skyblue (#00BFFF)ΔE 13.54, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DE5A19
Analogous#19DEBC, #193BDE
Triadic#DE199D, #9DDE19
Split complementary#DE193B, #DEBD19
Tetradic#BC19DE, #DE5A19, #3ADE19

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CAEAF9
Lighter +30%#9CD7F4
Lighter +20%#6EC4EF
Lighter +10%#40B2EA
Darker −10%#147DB0
Darker −20%#0F5C82
Darker −30%#0A3C54
Darker −40%#041B27
More saturated +25%#00A6F7
Less saturated −25%#3892BF

Channel breakdown

R25
G157
B222
Red25 (9.8%)
Green157 (61.6%)
Blue222 (87.1%)
Hue199.8°
Saturation (HSL)79.76%
Lightness48.43%
Dominant channelBlue
Hex per channelR 19 · G 9D · B DE

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Every value on this page was computed from “199dde” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.