Colour

#01423C

#01423C
Cyan
Dark
Nearest: Dark slate grey

#01423C is a cyan with RGB values 1, 66, 60 and HSL 174°, 97%, 13%. It is a dark colour, so white text on it reaches 11.4:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#01423C#01423C

HEX#01423C

RGBrgb(1, 66, 60)

RGB (0–1)0.0039, 0.2588, 0.2353

RGB percentages0.4%, 25.9%, 23.5%

HSLhsl(174.5, 97%, 13.1%)

HSV / HSBhsv(174.5, 98.5%, 25.9%)

CMYK98.5%, 0%, 9.1%, 74.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer82,492

CSS custom property--colour: #01423C;

Brightness & contrast

Relative luminance0.04229WCAG 2.x, 0 is black and 1 is white

Perceived brightness54.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 11.38:1

Contrast with white11.38:1WCAG normal text: AAA

Contrast with black1.85:1WCAG normal text: Fail

Greyscale equivalent#343434

Inverted#FEBDC3

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#3E3D3Cno red cones; affects about 1% of men; ΔE 20.6 from the original

Deuteranopia#36373Dno green cones; the most common form, about 1% of men; ΔE 21.4 from the original

Tritanopia#004440no blue cones; rare, and affects men and women equally; ΔE 1.6 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text11.38:1WCAG large text: AAA

Contrast with black, large text1.85:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 11.1 Teal · ΔE 26.3 Dim grey · ΔE 28.5 Dark cyan · ΔE 30.6 Black · ΔE 31.7 Slate grey · ΔE 34.8

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 11.1, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#420107

Analogous#01421B, #012842

Triadic#3C0142, #423C01

Split complementary#420128, #421B01

Tetradic#1B0142, #420107, #284201

Tints, shades & saturation

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

Lighter +40%#14FBE6

Lighter +30%#03D9C5

Lighter +20%#03A697

Lighter +10%#02746A

Darker −10%#00100E

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#00433D

Less saturated −25%#093A35

Channel breakdown

G66

B60

Red1 (0.4%)

Green66 (25.9%)

Blue60 (23.5%)

Hue174.46°

Saturation (HSL)97.01%

Lightness13.14%

Dominant channelGreen

Hex per channelR 01 · G 42 · B 3C

Keep nerding

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

#01423C

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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