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Recognised as Colour

#23202D

  • #23202D
  • Blue
  • Dark
  • Nearest: Black

#23202D is a blue with RGB values 35, 32, 45 and HSL 254°, 17%, 15%. It is a dark colour, so white text on it reaches 16:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#23202D#23202D
HEX#23202D
RGBrgb(35, 32, 45)
RGB (0–1)0.1373, 0.1255, 0.1765
RGB percentages13.7%, 12.5%, 17.6%
HSLhsl(253.8, 16.9%, 15.1%)
HSV / HSBhsv(253.8, 28.9%, 17.6%)
CMYK22.2%, 28.9%, 0%, 82.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,301,997
CSS custom property--colour: #23202D;

Brightness & contrast

Relative luminance0.0158WCAG 2.x, 0 is black and 1 is white
Perceived brightness34.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 15.96:1
Contrast with white15.96:1WCAG normal text: AAA
Contrast with black1.32:1WCAG normal text: Fail
Greyscale equivalent#222222
Inverted#DCDFD2

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#1D222Eno red cones; affects about 1% of men; ΔE 3.6 from the original
Deuteranopia#1D222Dno green cones; the most common form, about 1% of men; ΔE 3.9 from the original
Tritanopia#212224no blue cones; rare, and affects men and women equally; ΔE 8.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text15.96:1WCAG large text: AAA
Contrast with black, large text1.32:1WCAG large text: Fail

Named colours

Black · ΔE 16.2Dark slate grey · ΔE 25Dim grey · ΔE 32.7Slate grey · ΔE 40.4Gray · ΔE 41.6Light slate grey · ΔE 43.5
Nearest named CSS colourBlack (#000000)ΔE 16.17, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#2A2D20
Analogous#20242D, #29202D
Triadic#2D2320, #202D23
Split complementary#2D2920, #242D20
Tetradic#2D2024, #2A2D20, #202D29

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#8279A0
Lighter +30%#696086
Lighter +20%#514A69
Lighter +10%#3A354B
Darker −10%#0C0B0F
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#1E1637
Less saturated −25%#272727

Channel breakdown

R35
G32
B45
Red35 (13.7%)
Green32 (12.5%)
Blue45 (17.6%)
Hue253.85°
Saturation (HSL)16.88%
Lightness15.1%
Dominant channelBlue
Hex per channelR 23 · G 20 · B 2D

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Every value on this page was computed from “23202d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.