Colour

#00311D

#00311D
Cyan
Dark
Nearest: Dark slate grey

#00311D is a cyan with RGB values 0, 49, 29 and HSL 156°, 100%, 10%. It is a dark colour, so white text on it reaches 14.4:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#00311D#00311D

HEX#00311D

RGBrgb(0, 49, 29)

RGB (0–1)0, 0.1922, 0.1137

RGB percentages0%, 19.2%, 11.4%

HSLhsl(155.5, 100%, 9.6%)

HSV / HSBhsv(155.5, 100%, 19.2%)

CMYK100%, 0%, 40.8%, 80.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,573

CSS custom property--colour: #00311D;

Brightness & contrast

Relative luminance0.02285WCAG 2.x, 0 is black and 1 is white

Perceived brightness38.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 14.41:1

Contrast with white14.41:1WCAG normal text: AAA

Contrast with black1.46:1WCAG normal text: Fail

Greyscale equivalent#252525

Inverted#FFCEE2

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#302C1Cno red cones; affects about 1% of men; ΔE 20.7 from the original

Deuteranopia#2A281Eno green cones; the most common form, about 1% of men; ΔE 20.6 from the original

Tritanopia#00312Cno blue cones; rare, and affects men and women equally; ΔE 10.8 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text14.41:1WCAG large text: AAA

Contrast with black, large text1.46:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 21.3 Black · ΔE 28.8 Dark olivegreen · ΔE 33.8 Dim grey · ΔE 36 Teal · ΔE 36.3 Dark cyan · ΔE 40.4

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 21.3, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#310014

Analogous#003105, #002D31

Triadic#1D0031, #311D00

Split complementary#31002D, #310500

Tetradic#040031, #310014, #2D3100

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#00FD96

Lighter +30%#00CA78

Lighter +20%#009759

Lighter +10%#00643B

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#00311D

Less saturated −25%#062B1C

Channel breakdown

G49

B29

Red0 (0%)

Green49 (19.2%)

Blue29 (11.4%)

Hue155.51°

Saturation (HSL)100%

Lightness9.61%

Dominant channelGreen

Hex per channelR 00 · G 31 · B 1D

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#00311D

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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