Colour

#0198D8

#0198D8
Cyan
Dark
Nearest: Steel blue

#0198D8 is a cyan with RGB values 1, 152, 216 and HSL 198°, 99%, 43%. It is a dark colour, so black text on it reaches 6.5:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#0198D8#0198D8

HEX#0198D8

RGBrgb(1, 152, 216)

RGB (0–1)0.0039, 0.5961, 0.8471

RGB percentages0.4%, 59.6%, 84.7%

HSLhsl(197.9, 99.1%, 42.5%)

HSV / HSBhsv(197.9, 99.5%, 84.7%)

CMYK99.5%, 29.6%, 0%, 15.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer104,664

CSS custom property--colour: #0198D8;

Brightness & contrast

Relative luminance0.27421WCAG 2.x, 0 is black and 1 is white

Perceived brightness137.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 6.48:1

Contrast with white3.24:1WCAG normal text: Fail

Contrast with black6.48:1WCAG normal text: AA

Greyscale equivalent#7D7D7D

Inverted#FE6727

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#7998DBno red cones; affects about 1% of men; ΔE 18.1 from the original

Deuteranopia#5F87D7no green cones; the most common form, about 1% of men; ΔE 20.4 from the original

Tritanopia#00A8AEno blue cones; rare, and affects men and women equally; ΔE 36.6 from the original

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

Contrast with white, large text3.24:1WCAG large text: AA

Contrast with black, large text6.48:1WCAG large text: AAA

Named colours

Steel blue · ΔE 13.5 Deep skyblue · ΔE 15.1 Cornflower blue · ΔE 21.3 Light skyblue · ΔE 24.4 Sky blue · ΔE 28.9 Dodgerblue · ΔE 29.6

Nearest named CSS colourSteel blue (#4682B4)ΔE 13.46, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#D84101

Analogous#01D8AD, #012CD8

Triadic#D80198, #98D801

Split complementary#D8012C, #D8AD01

Tetradic#AD01D8, #D84101, #2CD801

Tints, shades & saturation

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

Lighter +40%#A6E4FF

Lighter +30%#74D5FE

Lighter +20%#41C6FE

Lighter +10%#0EB7FE

Darker −10%#0174A5

Darker −20%#015172

Darker −30%#002D40

Darker −40%#00090D

More saturated +25%#0098D9

Less saturated −25%#1C8DBD

Channel breakdown

G152

B216

Red1 (0.4%)

Green152 (59.6%)

Blue216 (84.7%)

Hue197.86°

Saturation (HSL)99.08%

Lightness42.55%

Dominant channelBlue

Hex per channelR 01 · G 98 · B D8

Keep nerding

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

#0198D8

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

Nerdulate something else