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Recognised as Colour

#0A8EB4

  • #0A8EB4
  • Cyan
  • Dark
  • Nearest: Steel blue

#0A8EB4 is a cyan with RGB values 10, 142, 180 and HSL 193°, 89%, 37%. It is a dark colour, so black text on it reaches 5.5:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#0A8EB4#0A8EB4
HEX#0A8EB4
RGBrgb(10, 142, 180)
RGB (0–1)0.0392, 0.5569, 0.7059
RGB percentages3.9%, 55.7%, 70.6%
HSLhsl(193.4, 89.5%, 37.3%)
HSV / HSBhsv(193.4, 94.4%, 70.6%)
CMYK94.4%, 21.1%, 0%, 29.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer691,892
CSS custom property--colour: #0A8EB4;

Brightness & contrast

Relative luminance0.22706WCAG 2.x, 0 is black and 1 is white
Perceived brightness124.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.54:1
Contrast with white3.79:1WCAG normal text: Fail
Contrast with black5.54:1WCAG normal text: AA
Greyscale equivalent#757575
Inverted#F5714B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#798BB6no red cones; affects about 1% of men; ΔE 22.3 from the original
Deuteranopia#657DB4no green cones; the most common form, about 1% of men; ΔE 24.1 from the original
Tritanopia#00999Bno blue cones; rare, and affects men and women equally; ΔE 23.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.79:1WCAG large text: AA
Contrast with black, large text5.54:1WCAG large text: AAA

Named colours

Steel blue · ΔE 14.3Cadetblue · ΔE 22.3Deep skyblue · ΔE 22.5Light slate grey · ΔE 23.5Dark cyan · ΔE 23.7Slate grey · ΔE 24
Nearest named CSS colourSteel blue (#4682B4)ΔE 14.26, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B4300A
Analogous#0AB485, #0A39B4
Triadic#B40A8E, #8EB40A
Split complementary#B40A39, #B4850A
Tetradic#850AB4, #B4300A, #39B40A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#91E2F9
Lighter +30%#61D5F6
Lighter +20%#30C8F4
Lighter +10%#0DB4E4
Darker −10%#076884
Darker −20%#054253
Darker −30%#021C23
Darker −40%#000000
More saturated +25%#0094BE
Less saturated −25%#22819C

Channel breakdown

R10
G142
B180
Red10 (3.9%)
Green142 (55.7%)
Blue180 (70.6%)
Hue193.41°
Saturation (HSL)89.47%
Lightness37.25%
Dominant channelBlue
Hex per channelR 0A · G 8E · B B4

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Every value on this page was computed from “0a8eb4” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.