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Recognised as Colour

#5A657F

  • #5A657F
  • Blue
  • Dark
  • Nearest: Slate grey

#5A657F is a blue with RGB values 90, 101, 127 and HSL 222°, 17%, 43%. It is a dark colour, so white text on it reaches 5.8:1 contrast (AA for normal text). The nearest named colour is Slate grey.

Colour values

#5A657F#5A657F
HEX#5A657F
RGBrgb(90, 101, 127)
RGB (0–1)0.3529, 0.3961, 0.498
RGB percentages35.3%, 39.6%, 49.8%
HSLhsl(222.2, 17.1%, 42.5%)
HSV / HSBhsv(222.2, 29.1%, 49.8%)
CMYK29.1%, 20.5%, 0%, 50.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,924,223
CSS custom property--colour: #5A657F;

Brightness & contrast

Relative luminance0.13013WCAG 2.x, 0 is black and 1 is white
Perceived brightness101.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.83:1
Contrast with white5.83:1WCAG normal text: AA
Contrast with black3.6:1WCAG normal text: Fail
Greyscale equivalent#656565
Inverted#A59A80

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5D6780no red cones; affects about 1% of men; ΔE 1.1 from the original
Deuteranopia#5A647Eno green cones; the most common form, about 1% of men; ΔE 0.5 from the original
Tritanopia#506A6Eno blue cones; rare, and affects men and women equally; ΔE 15 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5.83:1WCAG large text: AAA
Contrast with black, large text3.6:1WCAG large text: AA

Named colours

Slate grey · ΔE 12.2Light slate grey · ΔE 14.7Dim grey · ΔE 16.1Gray · ΔE 19.3Steel blue · ΔE 20Dark slate grey · ΔE 21.8
Nearest named CSS colourSlate grey (#708090)ΔE 12.18, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7F745A
Analogous#5A787F, #625A7F
Triadic#7F5A65, #657F5A
Split complementary#7F625A, #787F5A
Tetradic#7F5A77, #7F745A, #5A7F62

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CBCFDA
Lighter +30%#ADB4C5
Lighter +20%#8F99B0
Lighter +10%#717E9B
Darker −10%#454D61
Darker −20%#303643
Darker −30%#1B1E25
Darker −40%#050608
More saturated +25%#3F5A9A
Less saturated −25%#6D6D6D

Channel breakdown

R90
G101
B127
Red90 (35.3%)
Green101 (39.6%)
Blue127 (49.8%)
Hue222.16°
Saturation (HSL)17.05%
Lightness42.55%
Dominant channelBlue
Hex per channelR 5A · G 65 · B 7F

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Every value on this page was computed from “5a657f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.