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Recognised as Colour

#12435E

  • #12435E
  • Blue
  • Dark
  • Nearest: Dark slate grey

#12435E is a blue with RGB values 18, 67, 94 and HSL 201°, 68%, 22%. It is a dark colour, so white text on it reaches 10.6:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#12435E#12435E
HEX#12435E
RGBrgb(18, 67, 94)
RGB (0–1)0.0706, 0.2627, 0.3686
RGB percentages7.1%, 26.3%, 36.9%
HSLhsl(201.3, 67.9%, 22%)
HSV / HSBhsv(201.3, 80.9%, 36.9%)
CMYK80.9%, 28.7%, 0%, 63.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,196,894
CSS custom property--colour: #12435E;

Brightness & contrast

Relative luminance0.04951WCAG 2.x, 0 is black and 1 is white
Perceived brightness61.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.55:1
Contrast with white10.55:1WCAG normal text: AAA
Contrast with black1.99:1WCAG normal text: Fail
Greyscale equivalent#3B3B3B
Inverted#EDBCA1

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#36435Fno red cones; affects about 1% of men; ΔE 9.2 from the original
Deuteranopia#2C3C5Eno green cones; the most common form, about 1% of men; ΔE 10.3 from the original
Tritanopia#004A4Cno blue cones; rare, and affects men and women equally; ΔE 19 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text10.55:1WCAG large text: AAA
Contrast with black, large text1.99:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 18.5Dim grey · ΔE 27.8Slate grey · ΔE 28.3Steel blue · ΔE 28.4Light slate grey · ΔE 31Teal · ΔE 33.9
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 18.49, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#5E2D12
Analogous#125E53, #121D5E
Triadic#5E1243, #435E12
Split complementary#5E121D, #5E5312
Tetradic#53125E, #5E2D12, #1D5E12

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#5CB1E0
Lighter +30%#319DD8
Lighter +20%#2280B4
Lighter +10%#1A6289
Darker −10%#0A2433
Darker −20%#020608
Darker −30%#000000
Darker −40%#000000
More saturated +25%#04476C
Less saturated −25%#203F50

Channel breakdown

R18
G67
B94
Red18 (7.1%)
Green67 (26.3%)
Blue94 (36.9%)
Hue201.32°
Saturation (HSL)67.86%
Lightness21.96%
Dominant channelBlue
Hex per channelR 12 · G 43 · B 5E

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Every value on this page was computed from “12435e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.