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Colour

#009DB1

  • #009DB1
  • Cyan
  • Dark
  • Nearest: Dark cyan

#009DB1 is a cyan with RGB values 0, 157, 177 and HSL 187°, 100%, 35%. It is a dark colour, so black text on it reaches 6.5:1 contrast (AA for normal text). The nearest named colour is Dark cyan.

Colour values

#009DB1#009DB1
HEX#009DB1
RGBrgb(0, 157, 177)
RGB (0–1)0, 0.6157, 0.6941
RGB percentages0%, 61.6%, 69.4%
HSLhsl(186.8, 100%, 34.7%)
HSV / HSBhsv(186.8, 100%, 69.4%)
CMYK100%, 11.3%, 0%, 30.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer40,369
CSS custom property--colour: #009DB1;

Brightness & contrast

Relative luminance0.27288WCAG 2.x, 0 is black and 1 is white
Perceived brightness134.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.46:1
Contrast with white3.25:1WCAG normal text: Fail
Contrast with black6.46:1WCAG normal text: AA
Greyscale equivalent#7D7D7D
Inverted#FF624E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#8D97B2no red cones; affects about 1% of men; ΔE 29.9 from the original
Deuteranopia#7988B1no green cones; the most common form, about 1% of men; ΔE 31.6 from the original
Tritanopia#00A5A3no blue cones; rare, and affects men and women equally; ΔE 13.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.25:1WCAG large text: AA
Contrast with black, large text6.46:1WCAG large text: AAA

Named colours

Dark cyan · ΔE 13.7Cadetblue · ΔE 14.8Teal · ΔE 16.1Light seagreen · ΔE 18.6Dark turquoise · ΔE 21.7Sky blue · ΔE 23.4
Nearest named CSS colourDark cyan (#008B8B)ΔE 13.67, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B11400
Analogous#00B16C, #0045B1
Triadic#B1009D, #9DB100
Split complementary#B10044, #B16C00
Tetradic#6D00B1, #B11400, #45B100

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#7EF0FF
Lighter +30%#4BEBFF
Lighter +20%#18E5FF
Lighter +10%#00CAE4
Darker −10%#00707E
Darker −20%#00434B
Darker −30%#001518
Darker −40%#000000
More saturated +25%#009DB1
Less saturated −25%#168C9B

Channel breakdown

R0
G157
B177
Red0 (0%)
Green157 (61.6%)
Blue177 (69.4%)
Hue186.78°
Saturation (HSL)100%
Lightness34.71%
Dominant channelBlue
Hex per channelR 00 · G 9D · B B1

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Every value on this page was computed from “009db1” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.