Recognised as Colour

#0A658B

#0A658B
Cyan
Dark
Nearest: Steel blue

#0A658B is a cyan with RGB values 10, 101, 139 and HSL 198°, 87%, 29%. It is a dark colour, so white text on it reaches 6.5:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#0A658B#0A658B

HEX#0A658B

RGBrgb(10, 101, 139)

RGB (0–1)0.0392, 0.3961, 0.5451

RGB percentages3.9%, 39.6%, 54.5%

HSLhsl(197.7, 86.6%, 29.2%)

HSV / HSBhsv(197.7, 92.8%, 54.5%)

CMYK92.8%, 27.3%, 0%, 45.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer681,355

CSS custom property--colour: #0A658B;

Brightness & contrast

Relative luminance0.11236WCAG 2.x, 0 is black and 1 is white

Perceived brightness90.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.47:1

Contrast with white6.47:1WCAG normal text: AA

Contrast with black3.25:1WCAG normal text: Fail

Greyscale equivalent#545454

Inverted#F59A74

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#52648Dno red cones; affects about 1% of men; ΔE 14.7 from the original

Deuteranopia#42598Ano green cones; the most common form, about 1% of men; ΔE 16.1 from the original

Tritanopia#006F72no blue cones; rare, and affects men and women equally; ΔE 24 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text6.47:1WCAG large text: AAA

Contrast with black, large text3.25:1WCAG large text: AA

Named colours

Steel blue · ΔE 14.4 Slate grey · ΔE 22.7 Light slate grey · ΔE 24.2 Dark slate grey · ΔE 25.6 Teal · ΔE 28.4 Dim grey · ΔE 29.7

Nearest named CSS colourSteel blue (#4682B4)ΔE 14.42, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#8B300A

Analogous#0A8B71, #0A248B

Triadic#8B0A65, #658B0A

Split complementary#8B0A24, #8B710A

Tetradic#710A8B, #8B300A, #248B0A

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#6DCCF4

Lighter +30%#3DBCF1

Lighter +20%#11AAEA

Lighter +10%#0D88BB

Darker −10%#07425B

Darker −20%#03202C

Darker −30%#000000

Darker −40%#000000

More saturated +25%#006995

Less saturated −25%#1D5D78

Channel breakdown

R10

G101

B139

Red10 (3.9%)

Green101 (39.6%)

Blue139 (54.5%)

Hue197.67°

Saturation (HSL)86.58%

Lightness29.22%

Dominant channelBlue

Hex per channelR 0A · G 65 · B 8B

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#0A658B

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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