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Recognised as Colour

#188F97

  • #188F97
  • Cyan
  • Dark
  • Nearest: Dark cyan

#188F97 is a cyan with RGB values 24, 143, 151 and HSL 184°, 73%, 34%. It is a dark colour, so black text on it reaches 5.4:1 contrast (AA for normal text). The nearest named colour is Dark cyan.

Colour values

#188F97#188F97
HEX#188F97
RGBrgb(24, 143, 151)
RGB (0–1)0.0941, 0.5608, 0.5922
RGB percentages9.4%, 56.1%, 59.2%
HSLhsl(183.8, 72.6%, 34.3%)
HSV / HSBhsv(183.8, 84.1%, 59.2%)
CMYK84.1%, 5.3%, 0%, 40.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,609,623
CSS custom property--colour: #188F97;

Brightness & contrast

Relative luminance0.22073WCAG 2.x, 0 is black and 1 is white
Perceived brightness121.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.41:1
Contrast with white3.88:1WCAG normal text: Fail
Contrast with black5.41:1WCAG normal text: AA
Greyscale equivalent#767676
Inverted#E77068

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#838898no red cones; affects about 1% of men; ΔE 29.3 from the original
Deuteranopia#727C97no green cones; the most common form, about 1% of men; ΔE 30.1 from the original
Tritanopia#009591no blue cones; rare, and affects men and women equally; ΔE 8.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.88:1WCAG large text: AA
Contrast with black, large text5.41:1WCAG large text: AAA

Named colours

Dark cyan · ΔE 5.6Teal · ΔE 7.6Cadetblue · ΔE 11.8Light seagreen · ΔE 16.9Dark turquoise · ΔE 24.7Light slate grey · ΔE 25.2
Nearest named CSS colourDark cyan (#008B8B)ΔE 5.56, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#972018
Analogous#189760, #184F97
Triadic#97188F, #8F9718
Split complementary#97184F, #975F18
Tetradic#601897, #972018, #509718

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#8EE7ED
Lighter +30%#62DEE6
Lighter +20%#36D4DF
Lighter +10%#1FB9C3
Darker −10%#11656B
Darker −20%#0A3C3F
Darker −30%#031213
Darker −40%#000000
More saturated +25%#02A2AD
Less saturated −25%#2E7C81

Channel breakdown

R24
G143
B151
Red24 (9.4%)
Green143 (56.1%)
Blue151 (59.2%)
Hue183.78°
Saturation (HSL)72.57%
Lightness34.31%
Dominant channelBlue
Hex per channelR 18 · G 8F · B 97

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Every value on this page was computed from “188f97” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.