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Recognised as Colour

#021010

  • #021010
  • Cyan
  • Dark
  • Nearest: Black

#021010 is a cyan with RGB values 2, 16, 16 and HSL 180°, 78%, 4%. It is a dark colour, so white text on it reaches 19.4:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#021010#021010
HEX#021010
RGBrgb(2, 16, 16)
RGB (0–1)0.0078, 0.0627, 0.0627
RGB percentages0.8%, 6.3%, 6.3%
HSLhsl(180, 77.8%, 3.5%)
HSV / HSBhsv(180, 87.5%, 6.3%)
CMYK87.5%, 0%, 0%, 93.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer135,184
CSS custom property--colour: #021010;

Brightness & contrast

Relative luminance0.00421WCAG 2.x, 0 is black and 1 is white
Perceived brightness13.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 19.37:1
Contrast with white19.37:1WCAG normal text: AAA
Contrast with black1.08:1WCAG normal text: Fail
Greyscale equivalent#0D0D0D
Inverted#FDEFEF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0E0F10no red cones; affects about 1% of men; ΔE 3.9 from the original
Deuteranopia#0B0D10no green cones; the most common form, about 1% of men; ΔE 3.9 from the original
Tritanopia#001110no blue cones; rare, and affects men and women equally; ΔE 1.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text19.37:1WCAG large text: AAA
Contrast with black, large text1.08:1WCAG large text: Fail

Named colours

Black · ΔE 5.6Dark slate grey · ΔE 28.6Dim grey · ΔE 40.8Slate grey · ΔE 49.9Gray · ΔE 50Teal · ΔE 51.4
Nearest named CSS colourBlack (#000000)ΔE 5.65, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#100202
Analogous#021009, #020910
Triadic#100210, #101002
Split complementary#100209, #100902
Tetradic#090210, #100202, #091002

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#19C5C5
Lighter +30%#139898
Lighter +20%#0D6B6B
Lighter +10%#083D3D
Darker −10%#000000
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#001212
Less saturated −25%#040E0E

Channel breakdown

R2
G16
B16
Red2 (0.8%)
Green16 (6.3%)
Blue16 (6.3%)
Hue180°
Saturation (HSL)77.78%
Lightness3.53%
Dominant channelGreen and Blue
Hex per channelR 02 · G 10 · B 10

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Every value on this page was computed from “hex 021010” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.