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Colour

#ACDDFD

  • #ACDDFD
  • Blue
  • Light
  • Nearest: Sky blue

#ACDDFD is a blue with RGB values 172, 221, 253 and HSL 204°, 95%, 83%. It is a light colour, so black text on it reaches 14.5:1 contrast (AAA for normal text). The nearest named colour is Sky blue.

Colour values

#ACDDFD#ACDDFD
HEX#ACDDFD
RGBrgb(172, 221, 253)
RGB (0–1)0.6745, 0.8667, 0.9922
RGB percentages67.5%, 86.7%, 99.2%
HSLhsl(203.7, 95.3%, 83.3%)
HSV / HSBhsv(203.7, 32%, 99.2%)
CMYK32%, 12.6%, 0%, 0.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,329,021
CSS custom property--colour: #ACDDFD;

Brightness & contrast

Relative luminance0.67575WCAG 2.x, 0 is black and 1 is white
Perceived brightness211.7 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 14.52:1
Contrast with white1.45:1WCAG normal text: Fail
Contrast with black14.52:1WCAG normal text: AAA
Greyscale equivalent#D5D5D5
Inverted#532202

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#CFDCFFno red cones; affects about 1% of men; ΔE 11.5 from the original
Deuteranopia#C4D3FDno green cones; the most common form, about 1% of men; ΔE 12.3 from the original
Tritanopia#92E5E7no blue cones; rare, and affects men and women equally; ΔE 20 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.45:1WCAG large text: Fail
Contrast with black, large text14.52:1WCAG large text: AAA

Named colours

Sky blue · ΔE 9.2Light blue · ΔE 9.7Light skyblue · ΔE 10.2Light steelblue · ΔE 11.6Powder blue · ΔE 13.9Lavender · ΔE 17.5
Nearest named CSS colourSky blue (#87CEEB)ΔE 9.21, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FDCCAC
Analogous#ACFDF5, #ACB5FD
Triadic#FDACDD, #DDFDAC
Split complementary#FDACB5, #FDF5AC
Tetradic#F5ACFD, #FDCCAC, #B5FDAC

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#FFFFFF
Lighter +10%#DEF1FE
Darker −10%#7AC9FC
Darker −20%#48B4FB
Darker −30%#17A0F9
Darker −40%#0585D8
More saturated +25%#AADDFF
Less saturated −25%#B7DBF2

Channel breakdown

R172
G221
B253
Red172 (67.5%)
Green221 (86.7%)
Blue253 (99.2%)
Hue203.7°
Saturation (HSL)95.29%
Lightness83.33%
Dominant channelBlue
Hex per channelR AC · G DD · B FD

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