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Colour

#99B3E4

  • #99B3E4
  • Blue
  • Dark
  • Nearest: Light steelblue

#99B3E4 is a blue with RGB values 153, 179, 228 and HSL 219°, 58%, 75%. It is a dark colour, so black text on it reaches 9.9:1 contrast (AAA for normal text). The nearest named colour is Light steelblue.

Colour values

#99B3E4#99B3E4
HEX#99B3E4
RGBrgb(153, 179, 228)
RGB (0–1)0.6, 0.702, 0.8941
RGB percentages60%, 70.2%, 89.4%
HSLhsl(219.2, 58.1%, 74.7%)
HSV / HSBhsv(219.2, 32.9%, 89.4%)
CMYK32.9%, 21.5%, 0%, 10.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,073,060
CSS custom property--colour: #99B3E4;

Brightness & contrast

Relative luminance0.44614WCAG 2.x, 0 is black and 1 is white
Perceived brightness178.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.92:1
Contrast with white2.12:1WCAG normal text: Fail
Contrast with black9.92:1WCAG normal text: AAA
Greyscale equivalent#B1B1B1
Inverted#664C1B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A3B6E6no red cones; affects about 1% of men; ΔE 2.6 from the original
Deuteranopia#9BAFE3no green cones; the most common form, about 1% of men; ΔE 2.9 from the original
Tritanopia#83BDC4no blue cones; rare, and affects men and women equally; ΔE 26.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.12:1WCAG large text: Fail
Contrast with black, large text9.92:1WCAG large text: AAA

Named colours

Light steelblue · ΔE 14.1Light skyblue · ΔE 15.2Sky blue · ΔE 19.6Steel blue · ΔE 21.8Thistle · ΔE 22.4Light blue · ΔE 23.7
Nearest named CSS colourLight steelblue (#B0C4DE)ΔE 14.07, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#E4CA99
Analogous#99D8E4, #A599E4
Triadic#E499B3, #B3E499
Split complementary#E4A499, #D9E499
Tetradic#E499D8, #E4CA99, #99E4A4

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#EAEFF9
Lighter +10%#C1D1EF
Darker −10%#7195D9
Darker −20%#4877CF
Darker −30%#305EB4
Darker −40%#25498C
More saturated +25%#89AEF4
Less saturated −25%#A9B8D4

Channel breakdown

R153
G179
B228
Red153 (60%)
Green179 (70.2%)
Blue228 (89.4%)
Hue219.2°
Saturation (HSL)58.14%
Lightness74.71%
Dominant channelBlue
Hex per channelR 99 · G B3 · B E4

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Every value on this page was computed from “99b3e4” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.