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Recognised as Colour

#024C55

  • #024C55
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#024C55 is a cyan with RGB values 2, 76, 85 and HSL 187°, 95%, 17%. It is a dark colour, so white text on it reaches 9.7:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#024C55#024C55
HEX#024C55
RGBrgb(2, 76, 85)
RGB (0–1)0.0078, 0.298, 0.3333
RGB percentages0.8%, 29.8%, 33.3%
HSLhsl(186.5, 95.4%, 17.1%)
HSV / HSBhsv(186.5, 97.6%, 33.3%)
CMYK97.6%, 10.6%, 0%, 66.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer150,613
CSS custom property--colour: #024C55;

Brightness & contrast

Relative luminance0.05838WCAG 2.x, 0 is black and 1 is white
Perceived brightness64.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.69:1
Contrast with white9.69:1WCAG normal text: AAA
Contrast with black2.17:1WCAG normal text: Fail
Greyscale equivalent#3D3D3D
Inverted#FDB3AA

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#444956no red cones; affects about 1% of men; ΔE 18 from the original
Deuteranopia#3A4155no green cones; the most common form, about 1% of men; ΔE 19.1 from the original
Tritanopia#00504Fno 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 text9.69:1WCAG large text: AAA
Contrast with black, large text2.17:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 9.1Teal · ΔE 23Dim grey · ΔE 25.2Dark cyan · ΔE 27.2Slate grey · ΔE 27.8Light slate grey · ΔE 30.5
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 9.09, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#550B02
Analogous#025535, #022355
Triadic#55024C, #4C5502
Split complementary#550222, #553502
Tetradic#350255, #550B02, #235502

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#29E3FA
Lighter +30%#06D2EA
Lighter +20%#04A5B9
Lighter +10%#037987
Darker −10%#011F23
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#004E57
Less saturated −25%#0D434A

Channel breakdown

R2
G76
B85
Red2 (0.8%)
Green76 (29.8%)
Blue85 (33.3%)
Hue186.51°
Saturation (HSL)95.4%
Lightness17.06%
Dominant channelBlue
Hex per channelR 02 · G 4C · B 55

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Every value on this page was computed from “024c55” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.