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Colour

#198AAF

  • #198AAF
  • Cyan
  • Dark
  • Nearest: Steel blue

#198AAF is a cyan with RGB values 25, 138, 175 and HSL 195°, 75%, 39%. It is a dark colour, so black text on it reaches 5.3:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#198AAF#198AAF
HEX#198AAF
RGBrgb(25, 138, 175)
RGB (0–1)0.098, 0.5412, 0.6863
RGB percentages9.8%, 54.1%, 68.6%
HSLhsl(194.8, 75%, 39.2%)
HSV / HSBhsv(194.8, 85.7%, 68.6%)
CMYK85.7%, 21.1%, 0%, 31.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,673,903
CSS custom property--colour: #198AAF;

Brightness & contrast

Relative luminance0.21479WCAG 2.x, 0 is black and 1 is white
Perceived brightness121.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.3:1
Contrast with white3.97:1WCAG normal text: Fail
Contrast with black5.3:1WCAG normal text: AA
Greyscale equivalent#757575
Inverted#E67550

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7687B1no red cones; affects about 1% of men; ΔE 21.1 from the original
Deuteranopia#637AAFno green cones; the most common form, about 1% of men; ΔE 22.6 from the original
Tritanopia#009596no blue cones; rare, and affects men and women equally; ΔE 23.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.97:1WCAG large text: AA
Contrast with black, large text5.3:1WCAG large text: AAA

Named colours

Steel blue · ΔE 13.2Cadetblue · ΔE 22.1Light slate grey · ΔE 22.1Slate grey · ΔE 22.5Teal · ΔE 23.6Dark cyan · ΔE 23.6
Nearest named CSS colourSteel blue (#4682B4)ΔE 13.18, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AF3E19
Analogous#19AF89, #193FAF
Triadic#AF198A, #8AAF19
Split complementary#AF193F, #AF8919
Tetradic#8919AF, #AF3E19, #3FAF19

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A2DEF2
Lighter +30%#76CEEB
Lighter +20%#49BFE5
Lighter +10%#1FADDC
Darker −10%#136782
Darker −20%#0C4456
Darker −30%#062029
Darker −40%#000000
More saturated +25%#0097C8
Less saturated −25%#327D96

Channel breakdown

R25
G138
B175
Red25 (9.8%)
Green138 (54.1%)
Blue175 (68.6%)
Hue194.8°
Saturation (HSL)75%
Lightness39.22%
Dominant channelBlue
Hex per channelR 19 · G 8A · B AF

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Every value on this page was computed from “198aaf” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.