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Colour

#003B39

  • #003B39
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#003B39 is a cyan with RGB values 0, 59, 57 and HSL 178°, 100%, 12%. It is a dark colour, so white text on it reaches 12.5:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#003B39#003B39
HEX#003B39
RGBrgb(0, 59, 57)
RGB (0–1)0, 0.2314, 0.2235
RGB percentages0%, 23.1%, 22.4%
HSLhsl(178, 100%, 11.6%)
HSV / HSBhsv(178, 100%, 23.1%)
CMYK100%, 0%, 3.4%, 76.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer15,161
CSS custom property--colour: #003B39;

Brightness & contrast

Relative luminance0.03423WCAG 2.x, 0 is black and 1 is white
Perceived brightness49.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.47:1
Contrast with white12.47:1WCAG normal text: AAA
Contrast with black1.68:1WCAG normal text: Fail
Greyscale equivalent#2E2E2E
Inverted#FFC4C6

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#373739no red cones; affects about 1% of men; ΔE 18.4 from the original
Deuteranopia#2F3239no green cones; the most common form, about 1% of men; ΔE 18.2 from the original
Tritanopia#003D3Ano blue cones; rare, and affects men and women equally; ΔE 1.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text12.47:1WCAG large text: AAA
Contrast with black, large text1.68:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 11.3Black · ΔE 28.2Dim grey · ΔE 29.1Teal · ΔE 29.2Dark cyan · ΔE 33.6Slate grey · ΔE 35.5
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 11.29, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#3B0002
Analogous#003B1C, #001F3B
Triadic#39003B, #3B3900
Split complementary#3B001F, #3B1C00
Tetradic#1C003B, #3B0002, #1F3B00

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#08FFF7
Lighter +30%#00D4CD
Lighter +20%#00A19C
Lighter +10%#006E6A
Darker −10%#000808
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#003B39
Less saturated −25%#073432

Channel breakdown

R0
G59
B57
Red0 (0%)
Green59 (23.1%)
Blue57 (22.4%)
Hue177.97°
Saturation (HSL)100%
Lightness11.57%
Dominant channelGreen
Hex per channelR 00 · G 3B · B 39

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Every value on this page was computed from “003b39” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.