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Recognised as Colour

#438D9B

  • #438D9B
  • Cyan
  • Dark
  • Nearest: Cadetblue

#438D9B is a cyan with RGB values 67, 141, 155 and HSL 190°, 40%, 44%. It is a dark colour, so black text on it reaches 5.5:1 contrast (AA for normal text). The nearest named colour is Cadetblue.

Colour values

#438D9B#438D9B
HEX#438D9B
RGBrgb(67, 141, 155)
RGB (0–1)0.2627, 0.5529, 0.6078
RGB percentages26.3%, 55.3%, 60.8%
HSLhsl(189.5, 39.6%, 43.5%)
HSV / HSBhsv(189.5, 56.8%, 60.8%)
CMYK56.8%, 9%, 0%, 39.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,427,163
CSS custom property--colour: #438D9B;

Brightness & contrast

Relative luminance0.2261WCAG 2.x, 0 is black and 1 is white
Perceived brightness125.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.52:1
Contrast with white3.8:1WCAG normal text: Fail
Contrast with black5.52:1WCAG normal text: AA
Greyscale equivalent#7E7E7E
Inverted#BC7264

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#82899Cno red cones; affects about 1% of men; ΔE 20.8 from the original
Deuteranopia#747E9Bno green cones; the most common form, about 1% of men; ΔE 22 from the original
Tritanopia#009391no blue cones; rare, and affects men and women equally; ΔE 15 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.8:1WCAG large text: AA
Contrast with black, large text5.52:1WCAG large text: AAA

Named colours

Cadetblue · ΔE 9.6Dark cyan · ΔE 13.3Teal · ΔE 13.3Light slate grey · ΔE 16.9Slate grey · ΔE 17.2Steel blue · ΔE 23.2
Nearest named CSS colourCadetblue (#5F9EA0)ΔE 9.59, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#9B5143
Analogous#439B7D, #43619B
Triadic#9B438D, #8D9B43
Split complementary#9B4361, #9B7D43
Tetradic#7D439B, #9B5143, #619B43

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C4E0E6
Lighter +30%#A1CED6
Lighter +20%#7DBBC7
Lighter +10%#5AA9B7
Darker −10%#346D77
Darker −20%#244C54
Darker −30%#152C30
Darker −40%#050B0D
More saturated +25%#27A0B7
Less saturated −25%#5F7A7F

Channel breakdown

R67
G141
B155
Red67 (26.3%)
Green141 (55.3%)
Blue155 (60.8%)
Hue189.55°
Saturation (HSL)39.64%
Lightness43.53%
Dominant channelBlue
Hex per channelR 43 · G 8D · B 9B

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Every value on this page was computed from “438d9b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.