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Recognised as Colour

#588DD7

  • #588DD7
  • Blue
  • Dark
  • Nearest: Cornflower blue

#588DD7 is a blue with RGB values 88, 141, 215 and HSL 215°, 61%, 59%. It is a dark colour, so black text on it reaches 6.2:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#588DD7#588DD7
HEX#588DD7
RGBrgb(88, 141, 215)
RGB (0–1)0.3451, 0.5529, 0.8431
RGB percentages34.5%, 55.3%, 84.3%
HSLhsl(215, 61.4%, 59.4%)
HSV / HSBhsv(215, 59.1%, 84.3%)
CMYK59.1%, 34.4%, 0%, 15.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,803,479
CSS custom property--colour: #588DD7;

Brightness & contrast

Relative luminance0.26031WCAG 2.x, 0 is black and 1 is white
Perceived brightness138.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.21:1
Contrast with white3.38:1WCAG normal text: Fail
Contrast with black6.21:1WCAG normal text: AA
Greyscale equivalent#878787
Inverted#A77228

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6E92DAno red cones; affects about 1% of men; ΔE 4.6 from the original
Deuteranopia#5D86D5no green cones; the most common form, about 1% of men; ΔE 5.1 from the original
Tritanopia#009EA8no blue cones; rare, and affects men and women equally; ΔE 44.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.38:1WCAG large text: AA
Contrast with black, large text6.21:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 8.7Steel blue · ΔE 15.1Dodgerblue · ΔE 20.9Deep skyblue · ΔE 26.5Light skyblue · ΔE 30.4Royal blue · ΔE 32.6
Nearest named CSS colourCornflower blue (#6495ED)ΔE 8.66, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D7A258
Analogous#58CCD7, #6258D7
Triadic#D7588D, #8DD758
Split complementary#D76358, #CDD758
Tetradic#D758CD, #D7A258, #58D763

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FDFDFE
Lighter +30%#D3E1F5
Lighter +20%#AAC5EB
Lighter +10%#81A9E1
Darker −10%#3171CB
Darker −20%#275AA2
Darker −30%#1D4379
Darker −40%#132C50
More saturated +25%#3E89F1
Less saturated −25%#7291BD

Channel breakdown

R88
G141
B215
Red88 (34.5%)
Green141 (55.3%)
Blue215 (84.3%)
Hue214.96°
Saturation (HSL)61.35%
Lightness59.41%
Dominant channelBlue
Hex per channelR 58 · G 8D · B D7

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Every value on this page was computed from “588dd7” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.