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Colour

#03221D

  • #03221D
  • Cyan
  • Dark
  • Nearest: Black

#03221D is a cyan with RGB values 3, 34, 29 and HSL 170°, 84%, 7%. It is a dark colour, so white text on it reaches 16.8:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#03221D#03221D
HEX#03221D
RGBrgb(3, 34, 29)
RGB (0–1)0.0118, 0.1333, 0.1137
RGB percentages1.2%, 13.3%, 11.4%
HSLhsl(170.3, 83.8%, 7.3%)
HSV / HSBhsv(170.3, 91.2%, 13.3%)
CMYK91.2%, 0%, 14.7%, 86.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer205,341
CSS custom property--colour: #03221D;

Brightness & contrast

Relative luminance0.01252WCAG 2.x, 0 is black and 1 is white
Perceived brightness27.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 16.79:1
Contrast with white16.79:1WCAG normal text: AAA
Contrast with black1.25:1WCAG normal text: Fail
Greyscale equivalent#1B1B1B
Inverted#FCDDE2

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#201F1Dno red cones; affects about 1% of men; ΔE 13.2 from the original
Deuteranopia#1C1C1Dno green cones; the most common form, about 1% of men; ΔE 13.4 from the original
Tritanopia#002320no blue cones; rare, and affects men and women equally; ΔE 1.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text16.79:1WCAG large text: AAA
Contrast with black, large text1.25:1WCAG large text: Fail

Named colours

Black · ΔE 17.1Dark slate grey · ΔE 20.7Dim grey · ΔE 35.9Teal · ΔE 41.4Dark olivegreen · ΔE 44.1Slate grey · ΔE 44.6
Nearest named CSS colourBlack (#000000)ΔE 17.05, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#220308
Analogous#03220E, #031722
Triadic#1D0322, #221D03
Split complementary#220317, #220E03
Tetradic#0E0322, #220308, #172203

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#14DDBD
Lighter +30%#0FAF95
Lighter +20%#0B806D
Lighter +10%#075145
Darker −10%#000000
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#00251F
Less saturated −25%#081D1A

Channel breakdown

R3
G34
B29
Red3 (1.2%)
Green34 (13.3%)
Blue29 (11.4%)
Hue170.32°
Saturation (HSL)83.78%
Lightness7.25%
Dominant channelGreen
Hex per channelR 03 · G 22 · B 1D

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Every value on this page was computed from “03221d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.