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Colour

#0189C1

  • #0189C1
  • Cyan
  • Dark
  • Nearest: Steel blue

#0189C1 is a cyan with RGB values 1, 137, 193 and HSL 198°, 99%, 38%. 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

#0189C1#0189C1
HEX#0189C1
RGBrgb(1, 137, 193)
RGB (0–1)0.0039, 0.5373, 0.7569
RGB percentages0.4%, 53.7%, 75.7%
HSLhsl(197.5, 99%, 38%)
HSV / HSBhsv(197.5, 99.5%, 75.7%)
CMYK99.5%, 29%, 0%, 24.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer100,801
CSS custom property--colour: #0189C1;

Brightness & contrast

Relative luminance0.21748WCAG 2.x, 0 is black and 1 is white
Perceived brightness123.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.35:1
Contrast with white3.93:1WCAG normal text: Fail
Contrast with black5.35:1WCAG normal text: AA
Greyscale equivalent#707070
Inverted#FE763E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6D89C4no red cones; affects about 1% of men; ΔE 17.1 from the original
Deuteranopia#567AC0no green cones; the most common form, about 1% of men; ΔE 18.8 from the original
Tritanopia#00979Dno blue cones; rare, and affects men and women equally; ΔE 32.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.93:1WCAG large text: AA
Contrast with black, large text5.35:1WCAG large text: AAA

Named colours

Steel blue · ΔE 8.6Deep skyblue · ΔE 20.7Cornflower blue · ΔE 24.4Light skyblue · ΔE 27.6Light slate grey · ΔE 27.9Slate grey · ΔE 28.4
Nearest named CSS colourSteel blue (#4682B4)ΔE 8.56, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C13901
Analogous#01C199, #0129C1
Triadic#C10189, #89C101
Split complementary#C10129, #C19901
Tetradic#9901C1, #C13901, #29C101

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#90DEFE
Lighter +30%#5DCFFE
Lighter +20%#2AC0FE
Lighter +10%#01ADF4
Darker −10%#01658E
Darker −20%#00415C
Darker −30%#001D29
Darker −40%#000000
More saturated +25%#0089C2
Less saturated −25%#197FA9

Channel breakdown

R1
G137
B193
Red1 (0.4%)
Green137 (53.7%)
Blue193 (75.7%)
Hue197.5°
Saturation (HSL)98.97%
Lightness38.04%
Dominant channelBlue
Hex per channelR 01 · G 89 · B C1

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Every value on this page was computed from “0189c1” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.