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Recognised as Colour

#004750

  • #004750
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#004750 is a cyan with RGB values 0, 71, 80 and HSL 187°, 100%, 16%. It is a dark colour, so white text on it reaches 10.4:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#004750#004750
HEX#004750
RGBrgb(0, 71, 80)
RGB (0–1)0, 0.2784, 0.3137
RGB percentages0%, 27.8%, 31.4%
HSLhsl(186.8, 100%, 15.7%)
HSV / HSBhsv(186.8, 100%, 31.4%)
CMYK100%, 11.2%, 0%, 68.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer18,256
CSS custom property--colour: #004750;

Brightness & contrast

Relative luminance0.05086WCAG 2.x, 0 is black and 1 is white
Perceived brightness60.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.41:1
Contrast with white10.41:1WCAG normal text: AAA
Contrast with black2.02:1WCAG normal text: Fail
Greyscale equivalent#393939
Inverted#FFB8AF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#3F4451no red cones; affects about 1% of men; ΔE 17.3 from the original
Deuteranopia#353D50no green cones; the most common form, about 1% of men; ΔE 17.8 from the original
Tritanopia#004B4Ano blue cones; rare, and affects men and women equally; ΔE 7.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text10.41:1WCAG large text: AAA
Contrast with black, large text2.02:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 9.3Teal · ΔE 25.1Dim grey · ΔE 25.9Slate grey · ΔE 29.2Dark cyan · ΔE 29.3Light slate grey · ΔE 31.9
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 9.33, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#500900
Analogous#005031, #001F50
Triadic#500047, #475000
Split complementary#50001F, #503100
Tetradic#310050, #500900, #1F5000

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#1DE6FF
Lighter +30%#00CFE9
Lighter +20%#00A2B6
Lighter +10%#007483
Darker −10%#001A1D
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#004750
Less saturated −25%#0A3F46

Channel breakdown

R0
G71
B80
Red0 (0%)
Green71 (27.8%)
Blue80 (31.4%)
Hue186.75°
Saturation (HSL)100%
Lightness15.69%
Dominant channelBlue
Hex per channelR 00 · G 47 · B 50

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Every value on this page was computed from “hex 004750” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.