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Recognised as Colour

#102A24

  • #102A24
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#102A24 is a cyan with RGB values 16, 42, 36 and HSL 166°, 45%, 11%. It is a dark colour, so white text on it reaches 15.2:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#102A24#102A24
HEX#102A24
RGBrgb(16, 42, 36)
RGB (0–1)0.0627, 0.1647, 0.1412
RGB percentages6.3%, 16.5%, 14.1%
HSLhsl(166.2, 44.8%, 11.4%)
HSV / HSBhsv(166.2, 61.9%, 16.5%)
CMYK61.9%, 0%, 14.3%, 83.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,059,364
CSS custom property--colour: #102A24;

Brightness & contrast

Relative luminance0.01893WCAG 2.x, 0 is black and 1 is white
Perceived brightness35.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 15.23:1
Contrast with white15.23:1WCAG normal text: AAA
Contrast with black1.38:1WCAG normal text: Fail
Greyscale equivalent#242424
Inverted#EFD5DB

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#282724no red cones; affects about 1% of men; ΔE 11.7 from the original
Deuteranopia#242424no green cones; the most common form, about 1% of men; ΔE 11.9 from the original
Tritanopia#052B28no blue cones; rare, and affects men and women equally; ΔE 3.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text15.23:1WCAG large text: AAA
Contrast with black, large text1.38:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 17Black · ΔE 19.1Dim grey · ΔE 31.8Teal · ΔE 38.6Gray · ΔE 40.5Slate grey · ΔE 40.8
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 16.97, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#2A1016
Analogous#102A17, #10232A
Triadic#24102A, #2A2410
Split complementary#2A1023, #2A1710
Tetradic#17102A, #2A1016, #232A10

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#4BBBA1
Lighter +30%#3A9983
Lighter +20%#2C7463
Lighter +10%#1E4F44
Darker −10%#020504
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#093128
Less saturated −25%#172320

Channel breakdown

R16
G42
B36
Red16 (6.3%)
Green42 (16.5%)
Blue36 (14.1%)
Hue166.15°
Saturation (HSL)44.83%
Lightness11.37%
Dominant channelGreen
Hex per channelR 10 · G 2A · B 24

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Every value on this page was computed from “102a24” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.