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Recognised as Colour

#58A3CB

  • #58A3CB
  • Blue
  • Dark
  • Nearest: Steel blue

#58A3CB is a blue with RGB values 88, 163, 203 and HSL 201°, 53%, 57%. It is a dark colour, so black text on it reaches 7.5:1 contrast (AAA for normal text). The nearest named colour is Steel blue.

Colour values

#58A3CB#58A3CB
HEX#58A3CB
RGBrgb(88, 163, 203)
RGB (0–1)0.3451, 0.6392, 0.7961
RGB percentages34.5%, 63.9%, 79.6%
HSLhsl(200.9, 52.5%, 57.1%)
HSV / HSBhsv(200.9, 56.7%, 79.6%)
CMYK56.7%, 19.7%, 0%, 20.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,809,099
CSS custom property--colour: #58A3CB;

Brightness & contrast

Relative luminance0.32581WCAG 2.x, 0 is black and 1 is white
Perceived brightness150.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.52:1
Contrast with white2.79:1WCAG normal text: Fail
Contrast with black7.52:1WCAG normal text: AAA
Greyscale equivalent#969696
Inverted#A75C34

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#90A1CDno red cones; affects about 1% of men; ΔE 16.4 from the original
Deuteranopia#8095CAno green cones; the most common form, about 1% of men; ΔE 17.6 from the original
Tritanopia#00AEB0no blue cones; rare, and affects men and women equally; ΔE 28.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.79:1WCAG large text: Fail
Contrast with black, large text7.52:1WCAG large text: AAA

Named colours

Steel blue · ΔE 14.5Light skyblue · ΔE 16Sky blue · ΔE 16.9Deep skyblue · ΔE 18.3Light slate grey · ΔE 20.6Cadetblue · ΔE 21.8
Nearest named CSS colourSteel blue (#4682B4)ΔE 14.48, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CB8058
Analogous#58CBB9, #586ACB
Triadic#CB58A3, #A3CB58
Split complementary#CB586A, #CBB958
Tetradic#B958CB, #CB8058, #6ACB58

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F4F9FB
Lighter +30%#CDE3EF
Lighter +20%#A6CEE3
Lighter +10%#7FB8D7
Darker −10%#398BB7
Darker −20%#2D6E90
Darker −30%#215069
Darker −40%#153242
More saturated +25%#3DABE6
Less saturated −25%#739BB0

Channel breakdown

R88
G163
B203
Red88 (34.5%)
Green163 (63.9%)
Blue203 (79.6%)
Hue200.87°
Saturation (HSL)52.51%
Lightness57.06%
Dominant channelBlue
Hex per channelR 58 · G A3 · B CB

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Every value on this page was computed from “58a3cb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.