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Recognised as Colour

#23658E

  • #23658E
  • Blue
  • Dark
  • Nearest: Steel blue

#23658E is a blue with RGB values 35, 101, 142 and HSL 203°, 60%, 35%. It is a dark colour, so white text on it reaches 6.3:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#23658E#23658E
HEX#23658E
RGBrgb(35, 101, 142)
RGB (0–1)0.1373, 0.3961, 0.5569
RGB percentages13.7%, 39.6%, 55.7%
HSLhsl(203, 60.5%, 34.7%)
HSV / HSBhsv(203, 75.4%, 55.7%)
CMYK75.4%, 28.9%, 0%, 44.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,319,758
CSS custom property--colour: #23658E;

Brightness & contrast

Relative luminance0.11618WCAG 2.x, 0 is black and 1 is white
Perceived brightness93 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.32:1
Contrast with white6.32:1WCAG normal text: AA
Contrast with black3.32:1WCAG normal text: Fail
Greyscale equivalent#5A5A5A
Inverted#DC9A71

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#526590no red cones; affects about 1% of men; ΔE 11.4 from the original
Deuteranopia#435B8Dno green cones; the most common form, about 1% of men; ΔE 12.4 from the original
Tritanopia#006F73no blue cones; rare, and affects men and women equally; ΔE 26.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text6.32:1WCAG large text: AAA
Contrast with black, large text3.32:1WCAG large text: AA

Named colours

Steel blue · ΔE 12.6Slate grey · ΔE 22.1Light slate grey · ΔE 23.5Dark slate grey · ΔE 27.1Dim grey · ΔE 29.4Teal · ΔE 31.2
Nearest named CSS colourSteel blue (#4682B4)ΔE 12.59, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8E4C23
Analogous#238E82, #232F8E
Triadic#8E2365, #658E23
Split complementary#8E2330, #8E8223
Tetradic#81238E, #8E4C23, #2F8E23

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#98C8E5
Lighter +30%#6FB2DB
Lighter +20%#469CD1
Lighter +10%#2D82B7
Darker −10%#194865
Darker −20%#0F2B3C
Darker −30%#050E13
Darker −40%#000000
More saturated +25%#0D6AA4
Less saturated −25%#396078

Channel breakdown

R35
G101
B142
Red35 (13.7%)
Green101 (39.6%)
Blue142 (55.7%)
Hue202.99°
Saturation (HSL)60.45%
Lightness34.71%
Dominant channelBlue
Hex per channelR 23 · G 65 · B 8E

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Every value on this page was computed from “23658e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.